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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 39560.12-2024 |
Determination of certain substances in electronic and electrical products-Part 12: Simultaneous determination of polybrominated biphenyls, polybrominated diphenyl ethers and phthalates in polymers By gas chromatography-mass spectrometry {译} 电子电气产品中某些物质的测定-第12部分：气相色谱-质谱法同时测定聚合物中的多溴联苯、多溴二苯醚和邻苯二甲酸酯 |
China National Standards By |
 English PDF |
| GB/T 44125.2-2024 |
Railway applications - Braking performance calculation (parking, deceleration and static braking) Part 2: Step-By-step calculation method {译} 铁路应用-制动性能计算（停车、减速和静态制动）第2部分：分步计算法 |
China National Standards By |
English PDF |
| GB/T 5111-2024 |
Acoustics-Measurement of noise emitted By railway vehicles {译} 声学-轨道机车车辆发射噪声测量 |
China National Standards By |
English PDF |
| GB/T 44081-2024 |
Bypass diode thermal runaway test for photovoltaic modules {译} 光伏组件用旁路二极管热失控测试 |
China National Standards By |
English PDF |
| GB/T 18222.2-2024 |
Small craft - Determination of maximum propulsion rating By maneuvering speed - Part 2: Craft with a hull length between 8m and 24m {译} 小艇-用操纵速度确定最大推进额定功率-第2部分：艇体长度在8m～24m之间的艇 |
China National Standards By |
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| GB/T 2820.9-2024 |
Alternating current generator sets driven By reciprocating internal combustion engines - Part 9: Measurement and evaluation of mechanical vibrations {译} 往复式内燃机驱动的交流发电机组-第9部分：机械振动的测量和评价 |
China National Standards By |
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| GB/T 33488.5-2024 |
Inspection methods for plastic welded pressure-bearing equipment for chemical industry-Part 5: Ultrasonic testing By time-of-flight diffraction {译} 化工用塑料焊接制承压设备检验方法-第5部分：衍射时差法超声检测 |
China National Standards By |
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| GB/T 43905.5-2024 |
Laboratory methods for sampling fumes and gases in welding and related processes - Part 5: Based on pyrolysis-gas chromatography-mass spectrometry Identification of thermal degradation products of organic materials in welding or cutting By the method {译} 焊接及相关工艺中烟尘和气体取样的实验室方法-第5部分：基于热解-气相色谱-质谱法的焊接或切割中有机材料热降解物的识别 |
China National Standards By |
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| GB/T 5275.1-2024 |
Gas analysis - Preparation of calibration gas mixtures By dynamic method - Part 1: General requirements {译} 气体分析-动态法制备校准用混合气体-第1部分：通用要求 |
China National Standards By |
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| GB/T 43657.2-2024 |
Energy efficiency of industrial vehicles - Test methods - Part 2: Self-propelled vehicles, tractors and carriers controlled By operators {译} 工业车辆能效-试验方法-第2部分：操作者控制的自行式车辆、牵引车和载运车 |
China National Standards By |
English PDF |
| GB/T 43632-2024 |
Supply Chain Security Management System-ISO-28000 Implementation Guide-Part 3: Additional specific guidelines for the adoption of ISO-28000 By small and medium-sized enterprises (excluding seaports) {译} 供应链安全管理体系-供应链韧性的开发-要求及使用指南 |
China National Standards By |
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| GB/T 43502.1-2023 |
Natural gas - Determination of particulate matter - Part 1: Determination of particle size distribution By optical methods {译} 天然气 颗粒物的测定 第1部分：用光学法测定粒径分布 |
China National Standards By |
English PDF |
| GB/T 43397-2023 |
baBy life jacket {译} 婴儿救生衣 |
China National Standards By |
English PDF |
| GB/T 19510.207-2023 |
Light source control devices Part 2-7: Special requirements for electronic control devices powered By safety service power supplies (ESSS) for emergency lighting (self-contained) {译} 光源控制装置 第2-7部分：应急照明（自容式）用安全服务电源（ESSS）供电电子控制装置的特殊要求 |
China National Standards By |
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| GB/T 17359-2023 |
Microbeam analysis Quantitative analysis of elements with atomic number not less than 11 By energy spectrometry {译} 微束分析 原子序数不小于11的元素能谱法定量分析 |
China National Standards By |
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| GB/Z 41305.7-2023 |
Environmental conditions Vibration and shock of electronic equipment Part 7: Transport By rotorcraft {译} 环境条件 电子设备振动和冲击 第7部分：利用旋翼飞机运输 |
China National Standards By |
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| GB/T 43448-2023 |
Determination of 17-tripentadecene in honey By gas chromatography mass spectrometry {译} 蜂蜜中17-三十五烯含量的测定 气相色谱质谱法 |
China National Standards By |
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| GB/T 43275-2023 |
Screening and determination of antimony, arsenic, barium, cadmium, chromium, lead, mercury and selenium in toy plastics By energy dispersive X-ray fluorescence spectrometry {译} 玩具塑料中锑、砷、钡、镉、铬、铅、汞、硒元素的筛选测定 能量色散X射线荧光光谱法 |
China National Standards By |
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| GB/T 43310-2023 |
Determination of chemical elements of glass fibers and raw materials By inductively coupled plasma optical emission spectrometry (ICP-OES) {译} 玻璃纤维及原料化学元素的测定 电感耦合等离子体发射光谱法（ICP-OES） |
China National Standards By |
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| GB/T 43313-2023 |
Testing of surface quality and microtube density of polished silicon carbide wafers By confocal differential interference method {译} 碳化硅抛光片表面质量和微管密度的测试 共焦点微分干涉法 |
China National Standards By |
English PDF |
| GB/T 43398-2023 |
Safety requirements for injuries to passengers caused By baggage movement in passenger cars {译} 乘用车行李移动对乘员伤害的安全要求 |
China National Standards By |
English PDF |
| GB/T 43326.2-2023 |
Snow blowers - Safety requirements and test methods - Part 2: Step-By-step snow blowers {译} 抛雪机 安全要求和试验方法 第2部分：步进式抛雪机 |
China National Standards By |
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| GB/T 15548-2023 |
General technical conditions for three-phase synchronous generators driven By reciprocating internal combustion engines {译} 往复式内燃机驱动的三相同步发电机通用技术条件 |
China National Standards By |
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| GB 31660.2-2019 |
National Food Safety Standard Determination of octylphenol, nonylphenol, bisphenol A, diethylstilbestrol, estrone, 17α-ethinyl estradiol, 17β-estradiol and estriol residues in aquatic products By gas chromatography - mass spectrometry {译} 食品安全国家标准 水产品中辛基酚、壬基酚、双酚A、已烯雌酚、雌酮、17α-乙炔雌二醇、17β-雌二醇、雌三醇残留量的测定 气相色谱-质谱法 |
China National Standards By |
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| GB/T 6881-2023 |
Acoustics - Determination of sound power level and sound energy level of noise sources By sound pressure method - Reverberation chamber precision method {译} 声学 声压法测定噪声源声功率级和声能量级 混响室精密法 |
China National Standards By |
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| GB/T 43211-2023 |
Test Method for Particle Size Determination of Softwood Pellets By Mechanical Sieving {译} 软木粒机械筛分测定粒度的试验方法 |
China National Standards By |
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| GB/T 43197-2023 |
Determination of banned components Acid Red 73 and Solvent Red 1 in cosmetics By liquid chromatography-tandem mass spectrometry {译} 化妆品中禁用组分酸性红73和溶剂红1的测定 液相色谱-串联质谱法 |
China National Standards By |
English PDF |
| GB/T 43096-2023 |
Metal powders. Determination of external specific surface area By powder layer permeability test under steady flow conditions. {译} 金属粉末 稳态流动条件下粉末层透过性试验测定外比表面积 |
China National Standards By |
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| GB/T 23961-2023 |
Determination of low-carbon fatty amine content By gas chromatography {译} 低碳脂肪胺含量的测定 气相色谱法 |
China National Standards By |
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| GB/Z 42840-2023 |
Nanotechnology Testing the potency of silver nanoparticles using muramic acid released By Staphylococcus aureus {译} 纳米技术 利用金黄色葡萄球菌释放的胞壁酸检测银纳米颗粒的效力 |
China National Standards By |
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| GB/T 29057-2023 |
Procedure for evaluating polycrystalline silicon rods By zone melting and spectroscopic analysis {译} 用区熔拉晶法和光谱分析法评价多晶硅棒的规程 |
China National Standards By |
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| GB/T 24582-2023 |
Determination of metal impurity content on polycrystalline silicon surface By acid leaching-inductively coupled plasma mass spectrometry {译} 多晶硅表面金属杂质含量测定 酸浸取-电感耦合等离子体质谱法 |
China National Standards By |
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| GB/T 10671-2023 |
Test method for specific optical density of smoke produced By solid materials {译} 固体材料产烟的比光密度试验方法 |
China National Standards By |
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| GB/T 42806-2023 |
BaBy products - general technical requirements for tableware and feeding utensils {译} 婴童用品 餐具与喂食器具通用技术要求 |
China National Standards By |
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| GB/T 42804-2023 |
BaBy products - general technical requirements for load-bearing pacifiers {译} 婴童用品 承载式安抚器具通用技术要求 |
China National Standards By |
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| GB/T 42803-2023 |
BaBy and child products General technical requirements for accessories for mother and child room {译} 婴童用品 母婴室配套用品通用技术要求 |
China National Standards By |
English PDF |
| GB/T 42801-2023 |
BaBy products - General technical requirements for daily sports protective equipment {译} 婴童用品 日常运动防护器具通用技术要求 |
China National Standards By |
English PDF |
| GB/T 42802-2023 |
BaBy and child products - general technical requirements for bathing utensils {译} 婴童用品 洗浴器具通用技术要求 |
China National Standards By |
English PDF |
| GB/T 42805-2023 |
BaBy and child products - General technical requirements for household protective equipment {译} 婴童用品 居家防护用品通用技术要求 |
China National Standards By |
English PDF |
| GB/T 42431-2023 |
General specification for variable displacement hydraulic pumps driven By AC induction motors for aircraft {译} 飞机交流感应电动机驱动的变量液压泵通用规范 |
China National Standards By |
English PDF |
| GB/T 17476-2023 |
Determination of Multiple Elements in Lubricating Oils and Base Oils By Inductively Coupled Plasma Emission Spectrometry {译} 润滑油和基础油中多种元素的测定 电感耦合等离子体发射光谱法 |
China National Standards By |
English PDF |
| GB/T 31887.4-2023 |
Bicycles - Lighting and retro-reflective devices - Part 4: Lighting systems powered By bicycle generators {译} 自行车 照明和回复反射装置 第4部分：自行车发电机供电的照明系统 |
China National Standards By |
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| GB/T 42613-2023 |
Plain bearings - Tests for bearing materials - Resistance to corrosion By lubricants under static conditions {译} 滑动轴承 轴承材料试验 静态条件下抗润滑剂腐蚀能力 |
China National Standards By |
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| GB/T 42699.1-2023 |
Textiles - Qualitative and quantitative analysis of the proteome of certain animal hair fibers - Part 1: Analysis of reduced protein peptides By liquid chromatography-mass spectrometry (LC-ESI-MS) {译} 纺织品 某些动物毛纤维蛋白质组定性和定量分析 第1部分： 还原蛋白质多肽分析液相色谱质谱（LC-ESI-MS）法 |
China National Standards By |
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| GB/T 11060.13-2023 |
Natural gas - Determination of sulfur compounds - Part 13: Determination of hydrogen sulfide content By ultraviolet absorption method {译} 天然气 含硫化合物的测定 第13部分：用紫外吸收法测定硫化氢含量 |
China National Standards By |
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| GB/T 11060.12-2023 |
Natural gas - Determination of sulfur compounds - Part 12: Determination of hydrogen sulfide content By laser absorption spectroscopy {译} 天然气 含硫化合物的测定 第12部分：用激光吸收光谱法测定硫化氢含量 |
China National Standards By |
English PDF |
| GB/T 11060.1-2023 |
Natural gas - Determination of sulfur compounds - Part 1: Determination of hydrogen sulfide content By iodometric method {译} 天然气 含硫化合物的测定 第1部分：用碘量法测定硫化氢含量 |
China National Standards By |
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| GB/T 11060.2-2023 |
Natural gas - Determination of sulfur compounds - Part 2: Determination of hydrogen sulfide content By the methylene blue method {译} 天然气 含硫化合物的测定 第2部分：用亚甲蓝法测定硫化氢含量 |
China National Standards By |
English PDF |
| GB/T 5750.10-2023 |
Standard Examination Methods for Drinking Water Part 10: Disinfection By-product Index {译} 生活饮用水标准检验方法 第10部分：消毒副产物指标 |
China National Standards By |
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| GB/T 5275.6-2023 |
Gas analysis - Preparation of calibration gas mixtures By dynamic method - Part 6: Critical flow orifice {译} 气体分析 动态法制备校准用混合气体 第6部分：临界流锐孔 |
China National Standards By |
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| GB/T 42400-2023 |
Hardness test method of metal parts repaired By laser cladding {译} 激光熔覆修复金属零部件硬度试验方法 |
China National Standards By |
English PDF |
| GB/T 42425-2023 |
Determination of functional components caprylylsalicylic acid, phenylethylresorcinol and ferulic acid in cosmetics By high performance liquid chromatography {译} 化妆品中功效组分辛酰水杨酸、苯乙基间苯二酚、阿魏酸的测定 高效液相色谱法 |
China National Standards By |
English PDF |
| GB/T 42424-2023 |
Determination of 11 permitted hair dyes including 5-amino-6-chloro-o-cresol in hair dye products By liquid chromatography-mass spectrometry {译} 染发产品中5-氨基-6-氯-邻甲酚等11种准用染发剂的测定 液相色谱质谱法 |
China National Standards By |
English PDF |
| GB/T 27894.3-2023 |
Natural gas - Determination of composition and calculation of associated uncertainties By gas chromatography - Part 3: Precision and bias {译} 天然气 用气相色谱法测定组成和计算相关不确定度 第3部分：精密度和偏差 |
China National Standards By |
English PDF |
| GB/T 41524-2022 |
Determination of short-chain chlorinated paraffins in toy materials By gas chromatography-mass spectrometry {译} 玩具材料中短链氯化石蜡含量的测定 气相色谱-质谱联用法 |
China National Standards By |
English PDF |
| GB/T 41477-2022 |
Test method for mechanical properties of metal parts repaired By laser cladding {译} 激光熔覆修复金属零部件力学性能试验方法 |
China National Standards By |
English PDF |
| GB/Z 41259-2022 |
Determination of quaternary ammonium salt in preservative wood and wood preservatives By automatic potentiometric titration {译} 自动电位滴定仪测定防腐木材和木材防腐剂中季铵盐的方法 |
China National Standards By |
English PDF |
| GB/T 17239-2022 |
Fresh and frozen rabbit meat and By-products {译} 鲜、冻兔肉及副产品 |
China National Standards By |
English PDF |
| GB/T 41501-2022 |
Determination of interlaminar shear strength and modulus of fiber reinforced plastic composites By double beam method {译} 纤维增强塑料复合材料 双梁法测定层间剪切强度和模量 |
China National Standards By |
English PDF |
| GB/T 41489-2022 |
Plastics polyamide determination By gas chromatography ε- Caprolactam and ω- Dodecalactam {译} 塑料 聚酰胺 气相色谱法测定ε-己内酰胺和ω-十二内酰胺 |
China National Standards By |
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| GB/T 11106-2022 |
Metallic powder—Determination of green strength By compression of cylinder compacts 金属粉末 用圆柱形压坯的压缩测定压坯强度的方法 |
China National Standards By |
English PDF |
| GB/T 17248.1-2022 |
Acoustics—Noise emitted By machinery and equipment—Guidelines for the use of basic standards for the determination of emission sound pressure levels at a work station and at other specified positions 声学 机器和设备发射的噪声 测定工作位置和其他指定位置发射声压级的基础标准使用导则 |
China National Standards By |
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| GB/T 33643-2022 |
Non-destructive testing—Test methods for leak detection By means of acoustic emission 无损检测 声发射泄漏检测方法 |
China National Standards By |
English PDF |
| GB/T 6739-2022 |
Paints and varnishes - Determination of film hardness By the pencil method {译} 色漆和清漆 铅笔法测定漆膜硬度 |
China National Standards By |
English PDF |
| GB/T 42113-2022 |
Determination of cyanogenic glucosides in agricultural products By liquid chromatography-tandem mass spectrometry {译} 农产品中生氰糖苷的测定 液相色谱-串联质谱法 |
China National Standards By |
English PDF |
| GB/T 42114-2022 |
Determination of flavonols in cassava leaves By high performance liquid chromatography {译} 木薯叶片中黄酮醇的测定 高效液相色谱法 |
China National Standards By |
English PDF |
| GB/T 25915.15-2022 |
Clean rooms and related controlled environments - Part 15: Suitability assessment of equipment and materials By concentration of gaseous chemicals {译} 洁净室及相关受控环境 第15部分： 按气态化学物浓度评定设备及材料的适用性 |
China National Standards By |
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| GB/T 25915.14-2022 |
Clean rooms and related controlled environments - Part 14: Assessment of equipment suitability By particle concentration {译} 洁净室及相关受控环境 第14部分：按粒子浓度评估设备适用性 |
China National Standards By |
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| GB/T 2820.8-2022 |
Alternating generator sets driven By reciprocating internal combustion engines - Part 8: Requirements and tests for low power generator sets {译} 往复式内燃机驱动的交流发电机组 第8部分：对小功率发电机组的要求和试验 |
China National Standards By |
English PDF |
| GB/T 2820.1-2022 |
Alternating generator sets driven By reciprocating internal combustion engines - Part 1: Purpose, rating and performance {译} 往复式内燃机驱动的交流发电机组 第1部分：用途、定额和性能 |
China National Standards By |
English PDF |
| GB/T 5275.2-2022 |
Gas analysis - Preparation of calibration gas mixtures By dynamic method - Part 2: Piston pumps {译} 气体分析 动态法制备校准用混合气体 第2部分：活塞泵 |
China National Standards By |
English PDF |
| GB/T 42162-2022 |
Raw rubber - Determination of residual monomers and other volatile low molecular weight compounds By capillary gas chromatography - Thermal desorption (dynamic headspace) method {译} 生橡胶 毛细管气相色谱测定残留单体和其他挥发性低分子量化合物 热脱附（动态顶空）法 |
China National Standards By |
English PDF |
| GB/T 42258-2022 |
Determination of Fatigue Properties of Flexible Porous Polymer Materials By Constant Deformation Method {译} 柔性多孔聚合物材料 恒定形变法测定疲劳性能 |
China National Standards By |
English PDF |
| GB/T 39693.8-2022 |
Vulcanized rubber or thermoplastic rubber - Determination of hardness - Part 8: Determination of apparent hardness of rubber rollers By Zhao's hardness (P&J) method {译} 硫化橡胶或热塑性橡胶 硬度的测定 第8部分：赵氏硬度（P&J)法测定胶辊的表观硬度 |
China National Standards By |
English PDF |
| GB/T 39693.7-2022 |
Vulcanized rubber or thermoplastic rubber - Determination of hardness - Part 7: Determination of the apparent hardness of rubber rollers By the Shore hardness method {译} 硫化橡胶或热塑性橡胶 硬度的测定 第7部分：邵氏硬度法测定胶辊的表观硬度 |
China National Standards By |
English PDF |
| GB/T 41945-2022 |
Rubber and vulcanizate - Determination of metal content By inductively coupled plasma optical emission spectrometry (ICP-OES) {译} 生胶和硫化胶 用电感耦合等离子体发射光谱仪(ICP-OES)测定金属含量 |
China National Standards By |
English PDF |
| GB/T 41928-2022 |
Plastics epoxy resins - Determination of degree of crosslinking of crosslinked epoxy resins By differential scanning calorimetry (DSC) {译} 塑料 环氧树脂 差示扫描量热法（DSC）测定交联环氧树脂交联度 |
China National Standards By |
English PDF |
| GB/T 2406.3-2022 |
Plastics - Determination of combustion behavior By the oxygen index method - Part 3: High temperature test {译} 塑料 用氧指数法测定燃烧行为 第3部分：高温试验 |
China National Standards By |
English PDF |
| GB/T 41937-2022 |
Rubber or plastics coated fabrics-Physical-mechanical property tests-Determination of flex resistance By deflectionometer method {译} 橡胶或塑料涂覆织物 物理机械性能试验 挠度仪法测定耐曲挠性 |
China National Standards By |
English PDF |
| GB/T 41917-2022 |
Nanotechnology Electron Spin Resonance (ESR) Detection of Reactive Oxygen Species (ROS) Produced By Metal Oxide Nanomaterials {译} 纳米技术 电子自旋共振（ESR）法检测金属氧化物纳米材料产生的活性氧（ROS） |
China National Standards By |
English PDF |
| GB/T 41683-2022 |
Determination of the banned substance colchicine and its derivative colcemid in cosmetics By liquid chromatography-tandem mass spectrometry {译} 化妆品中禁用物质秋水仙碱及其衍生物秋水仙胺的测定 液相色谱-串联质谱法 |
China National Standards By |
English PDF |
| GB/T 41710-2022 |
Determination of banned substances lincomycin and clindamycin in cosmetics By liquid chromatography-tandem mass spectrometry {译} 化妆品中禁用物质林可霉素和克林霉素的测定 液相色谱-串联质谱法 |
China National Standards By |
English PDF |
| GB/T 41716-2022 |
Determination of main active ingredients in lacquer tree By high performance liquid chromatography {译} 漆树中主要有效成分含量的测定 高效液相色谱法 |
China National Standards By |
English PDF |
| GB/T 41894.3-2022 |
Ships and Offshore Technology Determination of Shaft Power in Ship Propulsion Systems By Measuring Shaft Deformation Part 3: Elastic Vibration Method {译} 船舶与海上技术 通过测量轴变形量确定船舶推进系统轴功率 第3部分：弹性振动法 |
China National Standards By |
English PDF |
| GB/T 41894.2-2022 |
Ships and marine technology - Determination of shaft power in ship propulsion systems By measuring shaft deflection - Part 2: Optical reflection method {译} 船舶与海上技术 通过测量轴变形量确定船舶推进系统轴功率 第2部分：光学反射法 |
China National Standards By |
English PDF |
| GB/T 41762.2-2022 |
Fiber reinforced plastic composites - Determination of through-thickness properties of laminates - Part 2: Determination of elastic modulus, strength and Weibull size effect of carbon fiber unidirectional laminates By bending tests {译} 纤维增强塑料复合材料 层合板厚度方向性能的测定 第2部分：弯曲试验测定碳纤维单向层合板的弹性模量、强度和威布尔尺寸效应 |
China National Standards By |
English PDF |
| GB/T 26719-2022 |
General Rules for Statistics of Water Use By Water-Using Units {译} 用水单位用水统计通则 |
China National Standards By |
English PDF |
| GB/T 30007-2022 |
Ships and marine technology Guidelines for the evaluation of speed and power performance By analysis of speed trial data {译} 船舶和海上技术 通过分析测速试航数据以确定速度和功率性能的评估导则 |
China National Standards By |
English PDF |
| GB/T 41745-2022 |
Evaluation of Sealant Aging Cracks By Picture Method {译} 密封胶老化裂纹的评价 图片法 |
China National Standards By |
English PDF |
| GB/T 41692-2022 |
Chemicals Rare goBy larvae growth test {译} 化学品 稀有鮈鲫幼体生长试验 |
China National Standards By |
English PDF |
| GB 20826-2021 |
Code of safety for the use of high pressure water jetting equipment By divers 潜水员高压水射流作业安全规程 |
China National Standards By |
English PDF |
| GB 40163-2021 |
Safety technical specification for packing dangerous goods in containers transported By sea 海运危险货物集装箱装箱安全技术要求 |
China National Standards By |
English PDF |
| GB/T 28004.1-2021 |
Disposable diapers—Part 1:Disposable diapers for baBy 纸尿裤 第1部分：婴儿纸尿裤 |
China National Standards By |
English PDF |
| GB/T 40227-2021 |
BaBy carrier with hipseat 婴幼儿腰凳 |
China National Standards By |
English PDF |
| GB/T 40611-2021 |
Plastics—Determination of aerobic biodegradation of non-floating plastic materials in a seawater/ sandy sediment interface—Method By measuring the oxygen demand in closed respirometer 塑料 海水沙质沉积物界面非漂浮塑料材料最终需氧生物分解能力的测定 通过测定密闭呼吸计内耗氧量的方法 |
China National Standards By |
English PDF |
| GB/T 40468-2021 |
Sheep and goat By-products 羊副产品 |
China National Standards By |
English PDF |
| GB/T 40401-2021 |
Determination of density By volumetric displacement—Skeleton density by gas pycnometry 骨架密度的测量 气体体积置换法 |
China National Standards By |
English PDF |
| GB/T 40367-2021 |
Plastics—Determination of the aerobic biodegradation of non-floating materials exposed to marine sediment—Method By analysis of evolved carbon dioxide 塑料 暴露于海洋沉积物中非漂浮材料最终需氧生物分解能力的测定 通过分析释放的二氧化碳的方法 |
China National Standards By |
English PDF |
| GB/T 40346-2021 |
Equipment for crop protection—Method for measurement of potential spray drift from horizontal boom sprayers By the use of a test bench 植物保护机械 水平喷杆喷雾机潜在喷雾漂移试验台测量方法 |
China National Standards By |
English PDF |
| GB/T 25915.8-2021 |
Cleanrooms and associated controlled environments—Part 8: Classification of air cleanliness By chemical concentration (ACC) 洁净室及相关受控环境 第8部分：按化学物浓度划分空气洁净度(ACC)等级 |
China National Standards By |
English PDF |
| GB/T 25915.2-2021 |
Cleanrooms and associated controlled environments—Part 2: Monitoring to provide evidence of cleanroom performance related to air cleanliness By particle concentration 洁净室及相关受控环境 第2部分：洁净室空气粒子浓度的监测 |
China National Standards By |
English PDF |
| GB/T 25915.1-2021 |
Cleanrooms and associated controlled environments—Part 1: Classification of air cleanliness By particle concentration 洁净室及相关受控环境 第1部分：按粒子浓度划分空气洁净度等级 |
China National Standards By |
English PDF |
| GB/T 25915.10-2021 |
Cleanrooms and associated controlled environments—Part 10: Classification of surface cleanliness By chemical concentration 洁净室及相关受控环境 第10部分：按化学物浓度划分表面洁净度等级 |
China National Standards By |
English PDF |
| GB/T 20485.43-2021 |
Methods for the calibration of vibration and shock transducers—Part 32: Resonance testing—Testing the frequency and the phase response of accelerometers By means of shock excitation 振动与冲击传感器校准方法 第43部分: 基于模型参数辨识的加速度计校准 |
China National Standards By |
English PDF |
| GB/T 20485.32-2021 |
Methods for the calibration of vibration and shock transducers—Part 32: Resonance testing—Testing the frequency and the phase response of accelerometers By means of shock excitation 振动与冲击传感器校准方法 第32部分：谐振测试 用冲击激励测试加速度计的频率和相位响应 |
China National Standards By |
English PDF |
| GB/T 15728-2021 |
Glass resistance to attack By a boiling hydrochloric acid gravimetric method of test and classification 玻璃耐沸腾盐酸侵蚀性的重量试验方法和分级 |
China National Standards By |
English PDF |
| GB/T 6580-2021 |
Glass—Resistance to attack By a boiling aqueous solution of mixed alkali—Method of test and classification 玻璃 耐沸腾混合碱水溶液侵蚀性 试验方法和分级 |
China National Standards By |
English PDF |
| GB/T 40612-2021 |
Plastics—Determination of aerobic biodegradation of non-floating plastic materials in a seawater/sediment interface—Method By analysis of evolved carbon dioxide 塑料 海水沙质沉积物界面非漂浮塑料材料最终需氧生物分解能力的测定 通过测定释放二氧化碳的方法 |
China National Standards By |
English PDF |
| GB 20826-2021 |
Code of safety for the use of high pressure water jetting equipment By divers 潜水员高压水射流作业安全规程 |
China National Standards By |
English PDF |
| GB/T 40324-2021 |
Non-destructive testing—Testing method for large diameter round bars By focused ultrasound 无损检测 大直径圆棒聚焦超声检测方法 |
China National Standards By |
English PDF |
| GB/T 40307-2021 |
Non-destructive testing—Test method for texture By neutron diffraction 无损检测 材料织构的中子检测方法 |
China National Standards By |
English PDF |
| GB/T 40196-2021 |
Method for analysing CCA and ACQ in preservative-treated wood and wood preservatives By X-ray fluorescence spectroscopy X射线荧光能谱仪测定防腐木材和木材防腐剂中CCA和ACQ的方法 |
China National Standards By |
English PDF |
| GB/T 40235-2021 |
Technical requirements of energy supervision data acquisition terminal for power generation fueled By coal with low calorific value 低热值煤发电能源监管采集终端技术要求 |
China National Standards By |
English PDF |
| GB/T 40126-2021 |
Liquid silicone rubber - Application for baBy nipple 液体硅橡胶 婴儿奶嘴用 |
China National Standards By |
English PDF |
| GB/T 40110-2021 |
Surface chemical analysis - Determination of surface elemental contamination on silicon wafers By total-reflection X-ray fluorescence (TXRF) spectroscopy 表面化学分析 全反射X射线荧光光谱法（TXRF）测定硅片表面元素污染 |
China National Standards By |
English PDF |
| GB/T 39970-2021 |
Thresholds and grading of coast-By noise for motor vehicle tyres 汽车轮胎惯性滑行通过噪声限值和等级 |
China National Standards By |
English PDF |
| GB/T 9966.9-2021 |
Test methods for natural stone—Part 9: Determination of the dynamic modulus of elasticity By measuring the fundamental resonance frequency 天然石材试验方法 第9部分：通过测量共振基本频率测定动力弹性模数 |
China National Standards By |
English PDF |
| GB/T 9966.13-2021 |
Test methods for natural stone—Part 13:Determination of water absorption coefficient By capillarity 天然石材试验方法 第13部分：毛细吸水系数的测定 |
China National Standards By |
English PDF |
| GB/T 9966.11-2021 |
Test methods for natural stone—Part 11: Determination of resistance to ageing By cold and thermal shock 天然石材试验方法 第11部分：激冷激热加速老化强度测定 |
China National Standards By |
English PDF |
| GB 40163-2021 |
Safety technical specification for packing dangerous goods in containers transported By sea 海运危险货物集装箱装箱安全技术要求 |
China National Standards By |
English PDF |
| GB/T 9966.15-2021 |
Test methods for natural stone- Part 15:Determination of resistance ageing By salt mist 天然石材试验方法 第15部分：耐盐雾老化强度测定 |
China National Standards By |
English PDF |
| GB/T 17650.2-2021 |
Test on gases evolved during combustion of materials from cables or optical fiber cables - Part 2: Determination of acidity (By pH measurement) and conductivity 取自电缆或光缆的材料燃烧时释出气体的试验方法 第2部分：酸度（用pH测量）和电导率的测定 |
China National Standards By |
English PDF |
| GB/T 28004.1-2021 |
Disposable diapers—Part 1:Disposable diapers for baBy 纸尿裤 第1部分：婴儿纸尿裤 |
China National Standards By |
English PDF |
| GB/T 40227-2021 |
BaBy carrier with hipseat 婴幼儿腰凳 |
China National Standards By |
English PDF |
| GB/T 39748.10-2021 |
Urine-absorbing aids for incontinence -- Test methods for characterizing polymer-based absorbent materials -- Part 10: Determination of extractable polymer content By potentiometric titration 失禁用尿吸收辅助器具 聚合物基质吸液材料特性的测定方法 第10部分：电位滴定法测定可萃取聚合物量 |
China National Standards By |
English PDF |
| GB/T 39812-2021 |
Plastics—Preparation of test specimens By machining 塑料 试样的机加工制备 |
China National Standards By |
English PDF |
| GB/T 41163-2021 |
Specification for process design of enhancing coal seam permeability By water jet in coalmine 煤矿井下煤层水射流冲击增透工艺设计规范 |
China National Standards By |
English PDF |
| GB/T 41105.2-2021 |
Non-destructive testing -- Measurement and evaluation of the X-ray tube voltage -- Part 2: Constancy check By the thick filter method 无损检测? X射线管电压的测量和评价 第2部分：厚板滤波法稳定性核查 |
China National Standards By |
English PDF |
| GB/T 20724-2021 |
Microbeam analysis—Method of thickness measurement for thin crystals By convergent beam electron diffraction 微束分析 薄晶体厚度的会聚束电子衍射测定方法 |
China National Standards By |
English PDF |
| GB/T 21437.3-2021 |
Road vehicles—Test method of electrical disturbances from conduction and coupling—Part 3: Electrical transient transmission By capacitive and inductive coupling via lines other than supply lines 道路车辆 电气/电子部件对传导和耦合引起的电骚扰试验方法 第3部分：对耦合到非电源线电瞬态的抗扰性 |
China National Standards By |
English PDF |
| GB/T 41223-2021 |
Soil quality—Determination of potential nitrification and inhibition of nitrification—Rapid test By ammonium oxidation 土壤质量 硝化潜势和硝化抑制作用的测定 氨氧化快速检测法 |
China National Standards By |
English PDF |
| GB/T 41050-2021 |
Nanotechnologies -- Test method of the degradation of benzene By nano photocatalyst 纳米技术 光催化纳米材料降解苯性能测试方法 |
China National Standards By |
English PDF |
| GB/T 41171-2021 |
Urine-absorbing aids for incontinence -- Measurement of airborne respirable polyacrylate superabsorbent materials -- Determination of dust in collection cassettes By sodium atomic absorption spectrometry 失禁用尿吸收辅助器具? 空气中可吸入聚丙烯酸高吸水性材料测量 钠原子吸收光谱法对采集盒粉尘的测定 |
China National Standards By |
English PDF |
| GB/T 40915-2021 |
Determination of SiO2,Al2O3,Fe2O3,K2O,Na2O,CaO,MgO content of soda-lime-silica glass By X-ray fluorescence spectrometric method X射线荧光光谱法测定钠钙硅玻璃中SiO2、Al2O3、Fe2O3、K2O、Na2O、CaO、MgO含量 |
China National Standards By |
English PDF |
| GB/T 19545.5-2021 |
Assistive products for walking，manipulated By one arm—Requirements and test methods—Part 5: Walking sticks and canes with seat 单臂操作助行器具 要求和试验方法 第5部分:带座手杖 |
China National Standards By |
English PDF |
| GB/T 40887.1-2021 |
Wheelchair containment and occupant retention systems for accessible transport vehicles designed for use By both sitting and standing passengers—Part 1:Systems for rearward-facing wheelchair seated passengers 无障碍客车的轮椅车及乘坐者限位系统 第1部分：后向式轮椅车乘坐者系统 |
China National Standards By |
English PDF |
| GB/T 4942-2021 |
Degrees of protection provided By the integral design of rotating electrical machines (IP code)—Classification 旋转电机整体结构的防护等级（IP代码） 分级 |
China National Standards By |
English PDF |
| GB/T 19322.1-2021 |
Small craft -- Airborne sound emitted By powered recreational craft -- Part 1: Pass-by measurement procedures 小艇 机动游艇空气噪声 第1部分：通过测量程序 |
China National Standards By |
English PDF |
| GB/T 40806-2021 |
Airborne noise emitted By machine tools—Operating conditions for metal-cutting machines 机床发射空气传播噪声 金属切削机床的操作条件 |
China National Standards By |
English PDF |
| GB/T 30845.2-2021 |
Plugs, socket-outlets and ship couplers for high-voltage shore connection systems (HVSC-systems)—Part 2: Dimensional compatibility and interchangeability requirements for accessories to be used By various types of ships 高压岸电连接系统(HVSC系统)用插头、插座和船用耦合器 第2部分：不同类型的船舶用附件的尺寸兼容性和互换性要求 |
China National Standards By |
English PDF |
| GB/T 40730-2021 |
Non-destructive testing -- Measuring thickness By electromagnetic ultrasonic pulse-echo 无损检测 电磁超声脉冲回波式测厚方法 |
China National Standards By |
English PDF |
| GB/T 39560.8-2021 |
Determination of certain substances in electrical and electronic products—Part 8:Phthalates in polymers By gas chromatography-mass spectrometry (GC-MS),gas chromatography-mass spectrometry using a pyrolyzer/thermaldesorption accessory (Py/TD-GC-MS) 电子电气产品中某些物质的测定 第8部分：气相色谱-质谱法（GC-MS）与配有热裂解/热脱附的气相色谱-质谱法 （Py/TD-GC-MS）测定聚合物中的邻苯二甲酸酯 |
China National Standards By |
English PDF |
| GB/T 39560.702-2021 |
Determination of certain substances in electrical and electronic products—Part 7-2:Hexavalent chrome—Determination of hexavalent chrome[Cr(VI)]in polymers and electronics By the colormetric method 电子电气产品中某些物质的测定 第7-2部分：六价铬 比色法测定聚合物和电子件中的六价铬[Cr（VI）] |
China National Standards By |
English PDF |
| GB/T 39560.5-2021 |
Determination of certain substances in electrical and electronic products—Part 5: Cadmium，lead and chromium in polymers and electronics and cadmium and lead in metals By AAS，AFS，ICP-OES and ICP-MS 电子电气产品中某些物质的测定 第5部分： AAS、AFS、ICP-OES和ICP-MS法测定聚合物和电子件中镉、铅、铬以及金属中镉、铅的含量 |
China National Standards By |
English PDF |
| GB/T 39560.4-2021 |
Determination of certain substances in electrical and electronic products—Part 4: Mercury in polymers, metals and electronics By CV-AAS, CV-AFS , ICP-OES and ICP-MS 电子电气产品中某些物质的测定 第4部分：CV-AAS、CV-AFS、ICP-OES和ICP-MS测定聚合物、金属和电子件中的汞 |
China National Standards By |
English PDF |
| GB/T 40903-2021 |
Textiles—Identification of some animal fibres By DNA analysis method—Cashmere,wool,yak and their blends 纺织品 DNA分析法鉴别某些特种动物纤维 山羊绒、绵羊毛、牦牛绒及其混合物 |
China National Standards By |
English PDF |
| GB/T 3836.9-2021 |
Explosive atmospheres—Part 9：Equipment protection By encapsulation “m” 爆炸性环境 第9部分：由浇封型“m”保护的设备 |
China National Standards By |
English PDF |
| GB/T 3836.4-2021 |
Explosive atmospheres—Part 4：Equipment protection By intrinsic safety“i” 爆炸性环境 第4部分：由本质安全型“i”保护的设备 |
China National Standards By |
English PDF |
| GB/T 3836.3-2021 |
Explosive atmospheres—Part 3：Equipment protection By increased safety“e” 爆炸性环境 第3部分：由增安型“e”保护的设备 |
China National Standards By |
English PDF |
| GB/T 3836.2-2021 |
Explosive atmospheres—Part 2：Equipment protection By flameproof enclosures “d” 爆炸性环境 第2部分：由隔爆外壳“d”保护的设备 |
China National Standards By |
English PDF |
| GB/T 40566-2021 |
Granular polysilicon produced By fluidized bed method—Determination of hydrogen—Pulse heating inert gas fusion infrared absorption method 流化床法颗粒硅 氢含量的测定 脉冲加热惰性气体熔融红外吸收法 |
China National Standards By |
English PDF |
| GB/T 40625-2021 |
Indoor measurement methods for noise emitted By accelerating motor vehicles 汽车加速行驶车外噪声室内测量方法 |
China National Standards By |
English PDF |
| GB/T 40578-2021 |
Measurement methods for noise emitted By light-duty vehicles in multiple driving mode conditions 轻型汽车多工况行驶车外噪声测量方法 |
China National Standards By |
English PDF |
| GB/T 25915.12-2021 |
Cleanrooms and associated controlled environments—Part 12: Specifications for monitoring of air cleanliness By nanoscale particle concentration 洁净室及相关受控环境 第12部分：监测空气中纳米粒子浓度的技术要求 |
China National Standards By |
English PDF |
| GB/T 3836.31-2021 |
Explosive atmospheres—Part 31:Equipment dust ignition protection By enclosure “t” 爆炸性环境 第31部分: 由防粉尘点燃外壳“t”保护的设备 |
China National Standards By |
English PDF |
| GB/T 3836.8-2021 |
Explosive atmospheres—Part 8: Equipment protection By type of protection “n” 爆炸性环境 第8部分：由“n”型保护的设备 |
China National Standards By |
English PDF |
| GB/T 3836.5-2021 |
Explosive atmospheres—Part 5:Equipment protection By pressurized enclosure p 爆炸性环境 第5部分：由正压外壳“p”保护的设备 |
China National Standards By |
English PDF |
| GB/T 39520-2020 |
Test method for determination the residual stress of spring By X-ray diffraction 弹簧残余应力的X射线衍射测试方法 |
China National Standards By |
English PDF |
| GB/T 39186-2020 |
Calculation methods of water saved By projects for iron and steel industry 钢铁行业项目节水量计算方法 |
China National Standards By |
English PDF |
| GB/T 11094-2020 |
Gallium arsenide single crystal and cutting wafer grown By horizontal bridgman method 水平法砷化镓单晶及切割片 |
China National Standards By |
English PDF |
| GB/T 27894.1-2020 |
Natural gas—Determination of composition and associated uncertainty By gas chromatography—Part 1: General guidelines and calculation of composition 天然气 用气相色谱法测定组成和计算相关不确定度 第1部分：总导则和组成计算 |
China National Standards By |
English PDF |
| GB/T 27894.2-2020 |
Natural gas—Determination of composition and associated uncertainty By gas chromatography—Part 2: Uncertainty calculations 天然气 用气相色谱法测定组成和计算相关不确定度 第2部分：不确定度计算 |
China National Standards By |
English PDF |
| GB/T 11060.8-2020 |
Natural gas—Determination of sulfur compounds—Part 8：Determination of total sulfur content By ultraviolet fluorescence method 天然气 含硫化合物的测定 第8部分：用紫外荧光光度法测定总硫含量 |
China National Standards By |
English PDF |
| GB/T 38984.1-2020 |
Generic specification of information on products By properties—Part 1: Principles and methods 基于属性的产品信息通用规范 第1部分：原则和方法 |
China National Standards By |
English PDF |
| GB/T 39029-2020 |
Technical specification of efficacy evaluation for removing of heavy metal By biological products 生物产品去除重金属功效评价技术规范 |
China National Standards By |
English PDF |
| GB/T 39042-2020 |
Measurement of the magnetic properties of electrical steels By means of a single sheet tester—H-coil method 电工钢单片磁性能测试 H线圈法 |
China National Standards By |
English PDF |
| GB/T 38783-2020 |
Method of coating thickness determination for precious metal composites By scanning electron microscope 贵金属复合材料覆层厚度的扫描电镜测定方法 |
China National Standards By |
English PDF |
| GB/T 38941-2020 |
Superalloy rods for powders atomized By plasma rotating electrode process 等离子旋转电极雾化制粉用高温合金棒料 |
China National Standards By |
English PDF |
| GB/T 38815-2020 |
Superalloy powders atomized By plasma rotating electrode process 等离子旋转电极雾化高温合金粉末 |
China National Standards By |
English PDF |
| GB/T 38812.2-2020 |
Direct reduced iron—Determination of metallic iron content—The potassium dichromate titrimetric method after decomposition of sample By ferric chloride 直接还原铁 金属铁含量的测定 三氯化铁分解重铬酸钾滴定法 |
China National Standards By |
English PDF |
| GB/T 38812.1-2020 |
Direct reduced iron—Determination of iron(Ⅱ) content—The potassium dichromate titrimetric method after decomposition of sample By ferric chloride 直接还原铁 亚铁含量的测定 三氯化铁分解重铬酸钾滴定法 |
China National Standards By |
English PDF |
| GB/T 18569.2-2020 |
Safety of machinery—Reduction of risks to health resulting from hazardous substances emitted By machinery—Part 2: Methodology leading to verification procedures 机械安全 减小由机械排放的有害物质对健康的风险 第2部分：生成验证流程的方法 |
China National Standards By |
English PDF |
| GB/T 18569.1-2020 |
Safety of machinery—Reduction of risks to health resulting from hazardous substances emitted By machinery—Part 1: Principles and specifications for machinery manufacturers 机械安全 减小由机械排放的有害物质对健康的风险 第1部分：用于机械制造商的原则和规范 |
China National Standards By |
English PDF |
| GB/T 38737-2020 |
Plastics—Determination of the ultimate anaerobic biodegradation of plastic materials in controlled slurry digestion systems—Method By measurement of biogas production 塑料 受控污泥消化系统中材料最终厌氧生物分解率测定 采用测量释放生物气体的方法 |
China National Standards By |
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| GB/T 38793-2020 |
Technical specification of efficacy evaluation for degradation of heterocyclic pesticides By biological products 生物产品降解杂环类农药功效评价技术规范 |
China National Standards By |
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| GB/T 38719-2020 |
Metallic materials—Tube—Determination of biaxial stress-strain curve of tube By hydro-bulging test 金属材料 管 测定双轴应力-应变曲线的液压胀形试验方法 |
China National Standards By |
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| GB/T 38684-2020 |
Metallic materials—Sheet and strip—Biaxial stress-strain curve By means of bulge test—Optical measuring systems 金属材料 薄板和薄带 双轴应力-应变曲线胀形试验 光学测量方法 |
China National Standards By |
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| GB/T 38535-2020 |
Test method on fiber reinforced resin matrix composites By industrial computed tomography (CT) 纤维增强树脂基复合材料工业计算机层析成像（CT）检测方法 |
China National Standards By |
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| GB/T 39648-2020 |
Textiles—Tests for colour fastness—Determination of colour fastness grades By digital imaging techniques 纺织品 色牢度试验 数字图像技术评级 |
China National Standards By |
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| GB/T 39641-2020 |
Methods for gaging fastening screw threads By thread indicating gages 螺纹指示量规检测紧固螺纹方法 |
China National Standards By |
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| GB/T 39635-2020 |
Metallic materials—Measurement of indentation tensile properties and residual stresses By an instrumented indentation test 金属材料 仪器化压入法测定压痕拉伸性能和残余应力 |
China National Standards By |
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| GB/T 39560.701-2020 |
Determination of certain substances in electrical and electronic products—Part 7-1:Hexavalent chromium—Presence of hexavalent chromium [Cr(VI)] in colourless and coloured corrosion-protected coatings on metals By the colorimetric method 电子电气产品中某些物质的测定 第7-1部分：六价铬 比色法测定金属上无色和有色防腐镀层中的六价铬[Cr(VI)] |
China National Standards By |
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| GB/T 39560.6-2020 |
Determination of certain substances in electrical and electronic products—Part 6: Polybrominated biphenyls and polybrominated diphenyl ethers in polymers By gas chromatography-mass spectrometry（GC-MS） 电子电气产品中某些物质的测定 第6部分：气相色谱-质谱仪（GC-MS）测定聚合物中的多溴联苯和多溴二苯醚 |
China National Standards By |
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| GB/T 39560.301-2020 |
Determination of certain substances in electrical and electronic products—Part 3-1: Screening lead, mercury, cadmium, total chromium and total bromine By X-ray fluorescence spectrometry 电子电气产品中某些物质的测定 第3-1部分：X射线荧光光谱法筛选铅、汞、镉、总铬和总溴 |
China National Standards By |
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| GB/T 18779.6-2020 |
Geometrical product specifications (GPS)—Inspection By measurement of workpieces and measuring equipment—Part 6: Generalized decision rules for the acceptance and rejection of instruments and workpieces 产品几何技术规范（GPS） 工件与测量设备的测量检验 第6部分：仪器和工件接受/拒收的通用判定规则 |
China National Standards By |
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| GB/T 18779.5-2020 |
Geometrical product specifications (GPS)—Inspection By measurement of workpieces and measuring equipment—Part 5: Uncertainty in verification testing of indicating measuring instruments 产品几何技术规范（GPS） 工件与测量设备的测量检验 第5部分：指示式测量仪器的检验不确定度 |
China National Standards By |
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| GB/T 18779.4-2020 |
Geometrical product specifications (GPS)—Inspection By measurement of workpieces and measuring equipment—Part 4: Background on functional limits and specification limits in decision rules 产品几何技术规范（GPS） 工件与测量设备的测量检验 第4部分：判定规则中功能限与规范限的基础 |
China National Standards By |
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| GB/T 39693.6-2020 |
Rubber, vulcanized or thermoplastic—Determination of hardness—Part 6: Apparent hardness of rubber-covered rollers By IRHD method 硫化橡胶或热塑性橡胶 硬度的测定 第6部分：IRHD法测定胶辊的表观硬度 |
China National Standards By |
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| GB/T 39428-2020 |
Steel castings By sand casting—Visual examination method of surface quality 砂型铸钢件 表面质量目视检测方法 |
China National Standards By |
English PDF |
| GB/T 39273-2020 |
Rolling bearings and spherical plain bearings—Search structure for electronic media—Characteristics and performance criteria identified By property vocabulary 滚动轴承和关节轴承 电子媒体查询结构 用特性词汇标识的特征和性能指标 |
China National Standards By |
English PDF |
| GB/T 39141.2-2020 |
Mineral and sapphire watch-glasses—Part 2：Assembly to the case By adhesive or using a gasket 无机和蓝宝石手表玻璃 第2部分：用胶粘或密封圈装到表壳上的配合 |
China National Standards By |
English PDF |
| GB/T 18997.2-2020 |
Plastic/aluminum/ plastic composite pressure pipes—Part 2: Composite pipes butt-welded By aluminum pipe 铝塑复合压力管 第2部分：铝管对接焊式铝塑管 |
China National Standards By |
English PDF |
| GB/T 18997.1-2020 |
Plastic/aluminum/plastic composite pressure pipes—Part 1: Composite pipes overlap-welded By aluminum pipe 铝塑复合压力管 第1部分：铝管搭接焊式铝塑管 |
China National Standards By |
English PDF |
| GB/T 18252-2020 |
Plastics piping and ducting systems — Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form By extrapolation 塑料管道系统 用外推法确定热塑性塑料材料以管材形式的长期静液压强度 |
China National Standards By |
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| GB/T 35465.6-2020 |
Test method for fatigue properties of polymer matrix composite materials—Part 6:Fatige properties of adhesives in shear By tension 聚合物基复合材料疲劳性能测试方法 第6部分：胶粘剂拉伸剪切疲劳 |
China National Standards By |
English PDF |
| GB/T 3780.27-2020 |
Carbon black—Part 27：Determination of aggregate size distribution By disc centrifuge photosedimentometry 炭黑 第27部分：用圆盘式离心光学沉积测量法测定聚集体尺寸分布 |
China National Standards By |
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| GB/T 28043-2019 |
Statistical methods for use in proficiency testing By interlaboratory comparison 利用实验室间比对进行能力验证的统计方法 |
China National Standards By |
English PDF |
| GB/T 38396-2019 |
Pitch products of coal carbonization—Determination of mesophase content—Microscopical analysis By reflected light 焦化沥青类产品 中间相含量的测定 光反射显微分析方法 |
China National Standards By |
English PDF |
| GB/T 16310.5-2019 |
Specification on evaluation method of hazards of liquid chemical transported in bulk By shipping－Part 5: Hazard evaluation procedure and determination of pollution category 船舶散装运输液体化学品危害性评价规范 第5部分：危害性评价程序与污染分类方法 |
China National Standards By |
English PDF |
| GB/T 3836.17-2019 |
Explosive atmospheres—Part 17: Equipment protection By pressurized room “p”and artifically ventilated room “v” 爆炸性环境 第17部分：由正压房间“p”和人工通风房间“v”保护的设备 |
China National Standards By |
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