China by GB Standards English PDF List

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China "by" GB Standards English PDF List:

Standard Code	Standard Title	Standard Class	Order
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	English PDF
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	English PDF
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	English PDF
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	English PDF
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	English PDF
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	English PDF
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	English PDF
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	English PDF
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	English PDF
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	English PDF
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	English PDF
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	English PDF
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	English PDF
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	English PDF
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	English PDF
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	English PDF
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	English PDF
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	English PDF

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