China bid GB Standards List

China "bid" GB Standards List:

Standard Code	Standard Title	Standard Class	Order
GB/T 43760-2024	Low oxygen high carbon continuous silicon carbide fiber {译} 低氧高碳型连续碳化硅纤维	China National Standards bid	English PDF
GB/T 43711-2024	Electronic procurement transaction specifications - non-bidding method {译} 电子采购交易规范-非招标方式	China National Standards bid	English PDF
GB/T 43753.4-2024	Chemical analysis methods for precious metal alloy electroplating wastewater - Part 4: Determination of chloride ion content - silver chloride turbidity method {译} 贵金属合金电镀废水化学分析方法-第4部分：氯离子含量的测定-氯化银浊度法	China National Standards bid	English PDF
GB/T 43612-2023	Silicon carbide crystal material defect map {译} 碳化硅晶体材料缺陷图谱	China National Standards bid	English PDF
GB/T 43493.3-2023	Semiconductor devices - Non-destructive testing and identification criteria for defects in silicon carbide homoepitaxial wafers for power devices - Part 3: Photoluminescence detection method of defects {译} 半导体器件功率器件用碳化硅同质外延片缺陷的无损检测识别判据第3部分：缺陷的光致发光检测方法	China National Standards bid	English PDF
GB/T 43493.2-2023	Semiconductor devices - Non-destructive testing and identification criteria for defects in silicon carbide homoepitaxial wafers for power devices - Part 2: Optical detection methods for defects {译} 半导体器件功率器件用碳化硅同质外延片缺陷的无损检测识别判据第2部分：缺陷的光学检测方法	China National Standards bid	English PDF
GB/T 43493.1-2023	Semiconductor devices - Non-destructive testing and identification criteria for defects in silicon carbide homoepitaxial wafers for power devices - Part 1: Defect classification {译} 半导体器件功率器件用碳化硅同质外延片缺陷的无损检测识别判据第1部分：缺陷分类	China National Standards bid	English PDF
GB/T 2077-2023	Carbide indexable inserts corner radius {译} 硬质合金可转位刀片圆角半径	China National Standards bid	English PDF
GB 21343-2023	Energy consumption limits per unit product for calcium carbide, vinyl acetate, polyvinyl alcohol, 1,4-butanediol, dicyandiamide and cyanamide {译} 电石、乙酸乙烯酯、聚乙烯醇、1，4-丁二醇、双氰胺和单氰胺单位产品能源消耗限额	China National Standards bid	English PDF
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 bid	English PDF
GB/T 26725-2023	Ultrafine tungsten carbide powder {译} 超细碳化钨粉	China National Standards bid	English PDF
GB/T 26053-2023	Carbide based thermal spray powder {译} 碳化物基热喷涂粉	China National Standards bid	English PDF
GB/T 11064.9-2023	Methods for chemical analysis of lithium carbonate, lithium hydroxide monohydrate, and lithium chloride Part 9: Determination of sulfate content Barium sulfate turbidity method {译} 碳酸锂、单水氢氧化锂、氯化锂化学分析方法第9部分：硫酸根含量的测定硫酸钡浊度法	China National Standards bid	English PDF
GB/T 5166-2023	Determination of elastic modulus of sintered metal materials and cemented carbide {译} 烧结金属材料和硬质合金弹性模量的测定	China National Standards bid	English PDF
GB/T 42905-2023	Testing of Silicon Carbide Epitaxial Layer Thickness Infrared Reflection Method {译} 碳化硅外延层厚度的测试红外反射法	China National Standards bid	English PDF
GB/T 42902-2023	Testing of surface defects of silicon carbide epitaxial wafers Laser scattering method {译} 碳化硅外延片表面缺陷的测试激光散射法	China National Standards bid	English PDF
GB/T 42511-2023	Cemented carbide - Determination of calcium, copper, iron, potassium, magnesium, manganese, sodium, nickel and zinc in cobalt powder - Flame atomic absorption spectrometry {译} 硬质合金钴粉中钙、铜、铁、钾、镁、锰、钠、镍和锌含量的测定火焰原子吸收光谱法	China National Standards bid	English PDF
GB/T 10067.417-2023	Basic specifications for electrothermal and electromagnetic treatment devices Part 417: Devices for growing silicon carbide single crystals {译} 电热和电磁处理装置基本技术条件第417部分：碳化硅单晶生长装置	China National Standards bid	English PDF
GB/T 239.2-2023	Metallic materials - wire rods - Part 2: Test methods for bidirectional torsion {译} 金属材料线材第2部分：双向扭转试验方法	China National Standards bid	English PDF
GB/T 30656-2023	Silicon carbide single crystal polished wafer {译} 碳化硅单晶抛光片	China National Standards bid	English PDF
GB/T 41658-2022	Metal powders (excluding cemented carbide) copper-based impregnated powder test method {译} 金属粉末（不包括硬质合金）铜基浸渗粉检验方法	China National Standards bid	English PDF
GB/T 26052-2022	Carbide Tubular Welding Rod {译} 硬质合金管状焊条	China National Standards bid	English PDF
GB/T 26055-2022	Regenerated tungsten carbide powder {译} 再生碳化钨粉	China National Standards bid	English PDF
GB/T 1481-2022	Determination of compressibility of metal powders (excluding cemented carbide powders) in uniaxial compaction {译} 金属粉末(不包括硬质合金粉末) 在单轴压制中压缩性的测定	China National Standards bid	English PDF
GB/T 21944.4-2022	Silicon carbide special products - Reaction sintered silicon carbide kiln furniture - Part 4: Burner sleeves {译} 碳化硅特种制品反应烧结碳化硅窑具第4部分：烧嘴套	China National Standards bid	English PDF
GB/T 21944.3-2022	Silicon carbide special products - Reaction sintered silicon carbide kiln furniture - Part 3: Rollers {译} 碳化硅特种制品反应烧结碳化硅窑具第3部分：辊棒	China National Standards bid	English PDF
GB/T 21944.2-2022	Silicon carbide special products - Reaction sintered silicon carbide kiln furniture - Part 2: Shaped beams {译} 碳化硅特种制品反应烧结碳化硅窑具第2部分：异形梁	China National Standards bid	English PDF
GB/T 2480-2022	Conventional abrasive—Silicon carbide 普通磨料碳化硅	China National Standards bid	English PDF
GB/T 21944.1-2022	Special products of silicon carbide—Kiln furniture of reaction bonded silicon carbide—Part 1：Beams 碳化硅特种制品反应烧结碳化硅窑具第1部分：方梁	China National Standards bid	English PDF
GB/T 41322-2022	Cemented carbides - Determination of silicon content in cobalt powder - Spectrophotometric method {译} 硬质合金钴粉中硅量的测定分光光度法	China National Standards bid	English PDF
GB/T 42275-2022	Cemented carbide - Determination of total carbon content - High frequency combustion infrared absorption method/thermal conductivity method {译} 硬质合金总碳量的测定高频燃烧红外吸收法/热导法	China National Standards bid	English PDF
GB/T 42271-2022	Non-contact measurement method for resistivity of semi-insulating silicon carbide single crystal {译} 半绝缘碳化硅单晶的电阻率非接触测试方法	China National Standards bid	English PDF
GB 41618-2022	Emission standard of air pollutants for lime and calcium carbide industry {译} 石灰、电石工业大气污染物排放标准	China National Standards bid	English PDF
GB/T 21182-2022	Carbide Scrap {译} 硬质合金废料	China National Standards bid	English PDF
GB/T 41765-2022	Test method for dislocation density of silicon carbide single crystal {译} 碳化硅单晶位错密度的测试方法	China National Standards bid	English PDF
GB/T 41736-2022	Aluminum Matrix Composites with High Volume Fraction Silicon Carbide Particles {译} 高体积分数碳化硅颗粒铝基复合材料	China National Standards bid	English PDF
GB/T 41737-2022	Aluminum matrix composites - Test method for volume fraction of silicon carbide - Dissolution method {译} 铝基复合材料碳化硅体积分数试验方法溶解法	China National Standards bid	English PDF
GB/T 36917.4-2022	Dentistry - Laboratory cutting tools - Part 4: Microtungsten carbide cutting tools for laboratory use {译} 牙科学技工室用刃具第4部分：技工室用微型硬质合金刃具	China National Standards bid	English PDF
GB/T 36917.3-2022	Dentistry - Laboratory cutting tools - Part 3: Carbide cutting tools for milling machines {译} 牙科学技工室用刃具第3部分：铣床用硬质合金刃具	China National Standards bid	English PDF
GB/T 3488.4-2022	Cemented carbide - Metallographic determination of microstructure - Part 4: Metallographic determination of porosity, non-combined carbon defects and decarburized phases {译} 硬质合金显微组织的金相测定第4部分：孔隙度、非化合碳缺陷和脱碳相的金相测定	China National Standards bid	English PDF
GB/T 34520.8-2021	Test methods of continuous silicon carbide fibers—Part 8：Oxygen content 连续碳化硅纤维测试方法第8部分：氧含量	China National Standards bid	English PDF
GB/T 6110-2021	Drawing dies—Carbide alloy drawing dies—Structural types and dimensions 拉制模　硬质合金拉制模　结构型式和尺寸	China National Standards bid	English PDF
GB/T 40190-2021	Determination of forbidden bleach in toothpaste—High performance liquid chromatography method 牙膏中禁用漂白剂的测定高效液相色谱法	China National Standards bid	English PDF
GB/T 40067-2021	Microstructure and defect determination of tungsten carbide powder 碳化钨粉末微观组织及缺陷检测方法	China National Standards bid	English PDF
GB/T 34520.9-2021	Test methods of continuous silicon carbide fibers - Part 9: Carbon content 连续碳化硅纤维测试方法第9部分：碳含量	China National Standards bid	English PDF
GB/T 3488.3-2021	Hardmetals—Metallographic determination of microstructure—Part 3: Measurement of microstructural features in Ti (C, N) and WC/cubic carbide based hardmetals 硬质合金显微组织的金相测定第3部分：Ti（C,N）和WC立方碳化物基硬质合金显微组织的金相测定	China National Standards bid	English PDF
GB/T 41041-2021	Control requirements of forbidden and restricted components for space applications 宇航禁限用元器件控制要求	China National Standards bid	English PDF
GB/T 41153-2021	Determination of boron, aluminum and nitrogen impurity content in silicon carbide single crystal -- Secondary ion mass spectrometry 碳化硅单晶中硼、铝、氮杂质含量的测定? 二次离子质谱法	China National Standards bid	English PDF
GB/T 38977-2020	Nanometer grain cemented carbide rod 纳米晶硬质合金棒材	China National Standards bid	English PDF
GB/T 38987-2020	Cemented carbide rods with helical coolant holes 硬质合金螺旋孔棒材	China National Standards bid	English PDF
GB/T 38568-2020	Determination of growth phenotype for industrialmicrobial strain—Microdroplet turbidity 工业微生物菌株生长表型测定微液滴浊度法	China National Standards bid	English PDF
GB/T 11101-2020	Cemented carbide blanks for round rods 硬质合金圆棒毛坯	China National Standards bid	English PDF
GB/T 5243-2020	Marking,packing,transport and storage of cemented carbide products 硬质合金制品的标志、包装、运输和贮存	China National Standards bid	English PDF
GB/T 37828-2019	bidirectional metal to metal sealed butterfly valve for urban heating 城镇供热用双向金属硬密封蝶阀	China National Standards bid	English PDF
GB/T 2078-2019	Dimensions of indexable hardmetal (carbide) inserts with rounded corners,with cylindrical fixing hole 带圆角圆孔固定的硬质合金可转位刀片尺寸	China National Standards bid	English PDF
GB/T 20508-2019	Tantalum carbide powder 碳化钽粉	China National Standards bid	English PDF
GB/T 4295-2019	Tungsten carbide powder 碳化钨粉	China National Standards bid	English PDF
GB/T 37626-2019	Determination of 9 forbidden penicillins including amoxicillin in cosmetics—Liquid chromatography-tandem mass spectrometry 化妆品中阿莫西林等9种禁用青霉素类抗生素的测定液相色谱-串联质谱法	China National Standards bid	English PDF
GB/T 36917.2-2018	Dentistry—Laboratory cutters—Part 2:Carbide laboratory cutters 牙科学-技工室用刃具-第2部分：技工室用硬质合金刃具	China National Standards bid	English PDF
GB/T 37254-2018	High purity silicon carbide—Determination of trace elements 高纯碳化硅-微量元素的测定	China National Standards bid	English PDF
GB/T 36594-2018	Method of ultrasonic inspection for cemented carbide 硬质合金超声检测方法	China National Standards bid	English PDF
GB/T 2081-2018	Indexable hardmetal (carbide) inserts with wiper edges,without fixing hole—Dimensions 带修光刃、无固定孔的硬质合金可转位铣刀片尺寸	China National Standards bid	English PDF
GB/T 36591-2018	Metallographic detection method for coatings on carbide products 硬质合金制品的涂层金相检测方法	China National Standards bid	English PDF
GB/T 35894-2018	Determination of 10 forbidden glycol ethers and esters in cosmetics—GC-MS 化妆品中10种禁用二元醇醚及其酯类化合物的测定气相色谱-质谱法	China National Standards bid	English PDF
GB/T 35871-2018	Inspection of grain and oils—Determination of calcium, potassium,magnesium, sodium, iron, phosphorus, zinc, copper, manganese, boron, barium, molybdenum, cobalt, chromium, lithium, strontium, nickel, sulfur, vanadium, selenium, rubidium contents in cere 粮油检验谷物及其制品中钙、钾、镁、钠、铁、磷、锌、铜、锰、硼、钡、钼、钴、铬、锂、锶、镍、硫、钒、硒、铷含量的测定电感耦合等离子体发射光谱法	China National Standards bid	English PDF
GB/T 34520.2-2017	Test methods for continuous silicon carbide fiber—Part 2：Diameter of single-filament fiber 连续碳化硅纤维测试方法第2部分：单纤维直径	China National Standards bid	English PDF
GB/T 34520.1-2017	Test methods for continuous silicon carbide fiber—Part 1：Size content of filament yarn 连续碳化硅纤维测试方法第1部分：束丝上浆率	China National Standards bid	English PDF
GB/T 34520.5-2017	Test methods for continuous silicon carbide fiber—Part 5：Tensile properties of single-filament fiber 连续碳化硅纤维测试方法第5部分：单纤维拉伸性能	China National Standards bid	English PDF
GB/T 34520.4-2017	Test methods for continuous silicon carbide fiber—Part 4：Tensile properties of filament yarn 连续碳化硅纤维测试方法第4部分：束丝拉伸性能	China National Standards bid	English PDF
GB/T 34520.3-2017	Test methods for continuous silicon carbide fiber—Part 3：Linear density and density 连续碳化硅纤维测试方法第3部分：线密度和密度	China National Standards bid	English PDF
GB/T 34520.6-2017	Test methods for continuous silicon carbide fiber－Part 6：Resistivity 连续碳化硅纤维测试方法第6部分：电阻率	China National Standards bid	English PDF
GB/T 34520.7-2017	Test methods for continuous silicon carbide fiber—Part 7 ：High temperature strength retention rate 连续碳化硅纤维测试方法第7部分：高温强度保留率	China National Standards bid	English PDF
GB/T 5242-2017	Inspection rules and test methods of cemented carbide products 硬质合金制品检验规则与试验方法	China National Standards bid	English PDF
GB/T 1817-2017	Test method for impact toughness of cemented carbides at room temperature 硬质合金常温冲击韧性试验方法	China National Standards bid	English PDF
GB/T 14445-2017	Carbide products for coal mining tools 煤炭采掘工具用硬质合金制品	China National Standards bid	English PDF
GB/T 2967-2017	Cast tungsten carbide powder 铸造碳化钨粉	China National Standards bid	English PDF
GB/T 6883-2017	Cemented carbide sintering body for wire, bar or tube drawing dies—Dimensions 线、棒、管拉模用硬质合金烧结品尺寸	China National Standards bid	English PDF
GB/T 16555-2017	Chemical analysis of refractories containing carbon and silicon carbide or nitride 含碳、碳化硅、氮化物耐火材料化学分析方法	China National Standards bid	English PDF
GB/T 3045-2017	Conventional abrasive—Chemical analysis of silicon carbide 普通磨料碳化硅化学分析方法	China National Standards bid	English PDF
GB/T 35581-2017	Administration criterion for uniform bidding transactions in grain wholesale market 粮食批发市场统一竞价交易管理规范	China National Standards bid	English PDF
GB/T 26949.7-2016	Industrial trucks—Verification of stability—Part 7: bidirectional and multidirectional trucks 工业车辆稳定性验证第7部分：两向和多向运行叉车	China National Standards bid	English PDF
GB/T 32930-2016	Microcrystalline cemented carbide rod 微晶硬质合金棒材	China National Standards bid	English PDF
GB/T 32978-2016	Silicon carbide filter element for high temperature 碳化硅质高温陶瓷过滤元件	China National Standards bid	English PDF
GB/T 32375-2015	Rules of safety technology of produced calcium carbide 电石生产安全技术规程	China National Standards bid	English PDF
GB/T 32278-2015	Test methods for flatness of monocrystalline silicon carbide wafers 碳化硅单晶片平整度测试方法	China National Standards bid	English PDF
GB/T 2079-2015	Indexable hardmetal (carbide) inserts with rounded corners, without fixing hole—Dimensions 带圆角无固定孔的硬质合金可转位刀片尺寸	China National Standards bid	English PDF
GB/T 18376.3-2015	Grades of cemented carbide—Part 3: Grades of cemented carbide for wear parts 硬质合金牌号第3部分：耐磨零件用硬质合金牌号	China National Standards bid	English PDF
GB 21343-2015	The norm of energy consumption per unit products of calcium carbide 电石单位产品能源消耗限额	China National Standards bid	English PDF
GB/T 6480-2015	Carbide detachable bit for rock drilling 凿岩用硬质合金钎头	China National Standards bid	English PDF
GB/T 31401-2015	Fluorinated alkane—Determination of chloride (Cl―)—Turbidimetry 氟代烷烃氯化物（Cl―）的测定浊度法	China National Standards bid	English PDF
GB/T 31351-2014	Nondestructive test method for micropipe density of polished monocrystalline silicon carbide wafers 碳化硅单晶抛光片微管密度无损检测方法	China National Standards bid	English PDF
GB/T 30656-2014	Polished monocrystalline silicon carbide wafers 碳化硅单晶抛光片	China National Standards bid	English PDF
GB/T 30868-2014	Test method for measuring micropipe density of monocrystalline silicon carbide wafers―Chemically etching 碳化硅单晶片微管密度的测定化学腐蚀法	China National Standards bid	English PDF
GB/T 30867-2014	Test method for measuring thickness and total thickness variation of monocrystalline silicon carbide wafers 碳化硅单晶片厚度和总厚度变化测试方法	China National Standards bid	English PDF
GB/T 30866-2014	Test method for measuring diameter of monocrystalline silicon carbide wafers 碳化硅单晶片直径测试方法	China National Standards bid	English PDF
GB/T 15893.1-2014	Industrial circulating cooling water―Determination of turbidity―Diffused radiation method 工业循环冷却水中浊度的测定散射光法	China National Standards bid	English PDF
GB/T 18376.2-2014	Grades of cemented carbide―Part 2: Grades of cemented carbide for geological and mining tools 硬质合金牌号第2部分：地质、矿山工具用硬质合金牌号	China National Standards bid	English PDF
GB 30039-2013	Safety specification for tungsten carbide powder producing 碳化钨粉安全生产规程	China National Standards bid	English PDF
GB 29975-2013	National Food Safety Standard Food Additive Identification Allyl disulfide Food Additive Identification Difurfuryl disulbide ether 食品安全国家标准食品添加剂二糠基二硫醚	China National Standards bid	English PDF
GB/T 29813-2013	Analyser systems - Guide to technical enquiry and bid evaluation 分析器系统技术咨询和投标评估指南	China National Standards bid	English PDF
GB/T 29583-2013	Detection and identification of Flaveria bidentis (L.) Kuntze 黄顶菊检疫鉴定方法	China National Standards bid	English PDF
GB/T 29230.1-2012	Opto-electronic-opto bidirectional wavelength converter for plastic optical fiber transmission system - Part 1: Wavelength converter between 650nm and 1550nm (or 1310nm or 850nm) of 100Mbps ethernet 塑料光纤系统用光-电-光双向波长转换器第1部分：百兆以太网650nm与1550nm/1310nm/850nm波长转换器	China National Standards bid	English PDF
GB/T 12498-2012	Generic specification of rubidium frequency standard 铷原子频率标准通用规范	China National Standards bid	English PDF
GB/T 14999.4-2012	Test methods for superalloys - Part 4: Determination of characterizing banding grains and primary carbides distribution of superalloy rollings 高温合金试验方法第4部分：轧制高温合金条带晶粒组织和一次碳化物分布测定	China National Standards bid	English PDF
GB/T 28248-2012	Cemented carbide drills for printed boards 印制板用硬质合金钻头	China National Standards bid	English PDF
GB/T 26898-2011	Product grade for potted cymbidium 大花惠兰盆花质量等级	China National Standards bid	English PDF
GB/T 26725-2011	superfine powder of tungsten carbide 超细碳化钨粉	China National Standards bid	English PDF
GB/T 26061-2010	Tantalum-niobium composite carbides 钽铌复合碳化物	China National Standards bid	English PDF
GB/T 26055-2010	Reproduced tungsten carbide powder 再生碳化钨粉	China National Standards bid	English PDF
GB/T 26054-2010	Reproduced composition powder of cemented carbide 硬质合金再生混合料	China National Standards bid	English PDF
GB/T 26053-2010	Spray welding powder for cemented carbide 硬质合金喷焊粉	China National Standards bid	English PDF
GB/T 26052-2010	Tubular welding rods of tungsten carbide 硬质合金管状焊条	China National Standards bid	English PDF
GB/T 25992-2010	Solid ball-nosed end mills with cylindrical shanks made of carbide and ceramic materials - Dimensions 整体硬质合金和陶瓷直柄球头立铣刀尺寸	China National Standards bid	English PDF
GB/T 14999.6-2010	Test methods for characterizing duplex grain sizes and primary carbides distribution of superalloy forgings 锻制高温合金双重晶粒组织和一次碳化物分布测定方法	China National Standards bid	English PDF
GB/T 25667.3-2010	Solid carbide twist drills with parallel shank Part3: Technical specifications 整体硬质合金直柄麻花钻第3部分：技术条件	China National Standards bid	English PDF
GB/T 25667.2-2010	Solid carbide twist drills with parallel shank Part2: The types and dimensions for parallel shank twist drills with 2°anguar fiants 整体硬质合金直柄麻花钻第2部分：2°斜削平直柄麻花钻型式与尺寸	China National Standards bid	English PDF
GB/T 25667.1-2010	Solid carbide twist drills with parallel shank Part1: The types and dimensions for parallel shank twist drills 整体硬质合金直柄麻花钻第1部分：直柄麻花钻型式与尺寸	China National Standards bid	English PDF
GB/T 25666-2010	Parallel shank twist drills with carbide tips 硬质合金直柄麻花钻	China National Standards bid	English PDF
GB/T 14388-2010	Tungsten carbide tipped circular saw blade for woodworking 木工硬质合金圆锯片	China National Standards bid	English PDF
GB/T 17413.3-2010	Methods for chemical analysis of lithium、rubidium and cesium ores - Part 3: Determination of cesium content 锂矿石、铷矿石、铯矿石化学分析方法第3部分：铯量测定	China National Standards bid	English PDF
GB/T 17413.2-2010	Methods for chemical analysis of lithium、rubidium and cesium ores - Part 2: Determination of rubidium content 锂矿石、铷矿石、铯矿石化学分析方法第2部分：铷量测定	China National Standards bid	English PDF
GB/T 17413.1-2010	Methods for chemical analysis of lithium、rubidium and cesium ores - Part 1: Determination of lithium content 锂矿石、铷矿石、铯矿石化学分析方法第1部分：锂量测定	China National Standards bid	English PDF
GB/T 14506.16-2010	Methods for chemical analysis of silicate rocks - Part 16: Determination of rubidium content 硅酸盐岩石化学分析方法第16部分：铷量测定	China National Standards bid	English PDF
GB/T 6276.9-2010	Determination of ammonium hydrogen carbonate for industrial use - Part 9: Heavy metal content - Visible turbidimetric method 工业用碳酸氢铵的测定方法第9部分：重金属含量目视比浊法	China National Standards bid	English PDF
GB/T 6276.4-2010	Determination of ammonium hydrogen carbonate for industrial use - Part 4: Sulphate content - Visible turbidimetric method 工业用碳酸氢铵的测定方法第4部分：硫酸盐含量目视比浊法	China National Standards bid	English PDF
GB/T 6276.3-2010	Determination of ammonium hydrogen carbonate for industrial use - Part 3: Sulphide content - Visible turbidimetric method 工业用碳酸氢铵的测定方法第3部分：硫化物含量目视比浊法	China National Standards bid	English PDF
GB/T 2441.8-2010	Determination of urea - Part 8: Sulphate content - Visible turbidimetric method 尿素的测定方法第8部分：硫酸盐含量目视比浊法	China National Standards bid	English PDF
GB/T 24485-2009	Niobium carbide powder 碳化铌粉	China National Standards bid	English PDF
GB/T 16484.15-2009	Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 15: Determination of chlorine content in light rare earth carbonate - Silver nitrate turbidimetry 氯化稀土、碳酸轻稀土化学分析方法第15部分：碳酸轻稀土中氯量的测定硝酸银比浊法	China National Standards bid	English PDF
GB 19453-2009	Safety code for inspection of packaging of dangerous goods for calcium carbide 危险货物电石包装检验安全规范	China National Standards bid	English PDF
GB/T 23945-2009	Inorganic chemicals for industrial use - General method for the determination of chloride content - Visible turbidimetric method 无机化工产品中氯化物含量测定的通用方法目视比浊法	China National Standards bid	English PDF
GB/T 23844-2009	Inorganic chemicals for industrial use - General method for the determination of sulphate - Visible turbidimetric method 无机化工产品中硫酸盐测定通用方法目视比浊法	China National Standards bid	English PDF
GB/T 23496-2009	Determination of forbidden materials in foods - Dyes of basic orange - High performance liquid chromatography method 食品中禁用物质的检测碱性橙染料高效液相色谱法	China National Standards bid	English PDF
GB/T 21944.4-2009	Special products of silicon carbide - Kiln furniture of reaction bonded silicon carbide - Part 4：Burner nozzle 碳化硅特种制品反应烧结碳化硅窑具第4部分：烧嘴套	China National Standards bid	English PDF
GB/T 21944.2-2009	Special products of silicon carbide - Kiln furniture of reaction bonded silicon carbide - Part 2：Special beam 碳化硅特种制品反应烧结碳化硅窑具第2部分：异型梁	China National Standards bid	English PDF
GB/T 23369-2009	Standard test method for determination of magnetic saturation (MS) of cemented carbides 硬质合金磁饱和（MS）测定的标准试验方法	China National Standards bid	English PDF
GB/T 11101-2009	Cemented carbide blanks for round rods 硬质合金圆棒毛坯	China National Standards bid	English PDF
GB/T 18570.11-2009	Preparation of steel substrates before application of paints and related products - Tests for the assessment of surface cleanliness - Part 11: Field method for the turbidimetric determination of water-soluble sulfate 涂覆涂料前钢材表面处理表面清洁度的评定试验第11部分：水溶性硫酸盐的现场浊度测定法	China National Standards bid	English PDF
GB/T 23274.6-2009	Methods for chemical analysis of stannic oxide - Part 6: Determination of sulfate content - Visual turbidimetry method 二氧化锡化学分析方法第6部分：硫酸盐的测定目视比浊法	China National Standards bid	English PDF
GB 14544-2008	Production of vinyl chloride from calcium carbide and acetylene-safety technology code 电石乙炔法生产氯乙烯安全技术规程	China National Standards bid	English PDF
GB/T 4251-2008	Machine reamers with carbide tips 硬质合金机用铰刀	China National Standards bid	English PDF
GB/T 14330-2008	Machanically clamped carbide side milling cutters 硬质合金机夹三面刃铣刀	China National Standards bid	English PDF
GB/T 14301-2008	Solid carbide slitting cutters 整体硬质合金锯片铣刀	China National Standards bid	English PDF
GB/T 10417-2008	Specifications for steel-bonded tungsten carbides and determination of its transverse rupture strength, impact toughness and hardness 碳化钨钢结硬质合金技术条件及其力学性能的测试方法	China National Standards bid	English PDF
GB/T 15956-2008	Calcium carbide steel drum for repeated use 重复性使用电石包装钢桶	China National Standards bid	English PDF
GB/T 14492-2008	Unreusable steel drum of calcium carbide for packing 一次性使用电石包装钢桶	China National Standards bid	English PDF
GB/T 16555-2008	Chemical analysis of refractories containing carbon and silicon carbide or nitride 含碳、碳化硅、氮化物耐火材料化学分析方法	China National Standards bid	English PDF
GB/T 7327-2008	Silicon carbide surge arresters for a.c.systems 交流系统用碳化硅阀式避雷器	China National Standards bid	English PDF
GB/T 3879-2008	Material blanks of steel bonded carbide 钢结硬质合金材料毛坯	China National Standards bid	English PDF
GB/T 3612-2008	Cemented carbide blanks for gauge blocks or measuring tools 量规、量具用硬质合金毛坯	China National Standards bid	English PDF
GB/T 2967-2008	Cast tungsten carbide powder 铸造碳化钨粉	China National Standards bid	English PDF
GB/T 2527-2008	Cemented carbide inserts for mining and oil-field bits 矿山、油田钻头用硬质合金齿	China National Standards bid	English PDF
GB/T 18376.1-2008	Grades of cemented carbide - Part 1:Grades of cemented carbide for cutting tools 硬质合金牌号第1部分：切削工具用硬质合金牌号	China National Standards bid	English PDF
GB/T 11102-2008	Cemented carbide products for geological exploration drilling tools 地质勘探工具用硬质合金制品	China National Standards bid	English PDF
GB/T 6110-2008	Carbide dies for drawing - Types and dimensions 硬质合金拉制模型式和尺寸	China National Standards bid	English PDF
GB/T 2480-2008	Conventional abrasive - Silicon carbide 普通磨料碳化硅	China National Standards bid	English PDF
GB/T 21944.3-2008	Special products of silicon carbide - Kiln furniture of reaction bonded silicon carbide - Part 3：Rollers 碳化硅特种制品反应烧结碳化硅窑具第3部分：辊棒	China National Standards bid	English PDF
GB/T 21944.1-2008	Special products of silicon carbide - Kiln furniture of reaction bonded silicon carbide - Part 1：Beam 碳化硅特种制品反应烧结碳化硅窑具第1部分：方梁	China National Standards bid	English PDF
GB/T 18876.3-2008	Standard practice for determining the metallographical constituent and inclusion content of steels and other metals by automatic image analysis - Part 3: Determining the carbides rating in steels by automatic image analysis and stereology 应用自动图像分析测定钢和其它金属中金相组织、夹杂物含量和级别的标准试验方法第3部分钢中碳化物级别的图像分析与体视学测定	China National Standards bid	English PDF
GB/T 4295-2008	Tungsten carbide powder 碳化钨粉	China National Standards bid	English PDF
GB 21343-2008	The norm of energy consumption per unit products of calcium carbide 电石单位产品能源消耗限额	China National Standards bid	English PDF
GB/T 21182-2007	Scraps of cemented carbide 硬质合金废料	China National Standards bid	English PDF
GB/T 2078-2007	Indexable hardmetal(carbide) insers with rounded corners, with cylindrical fixing hole - Dimensions 带圆角圆孔固定的硬质合金可转位刀片尺寸	China National Standards bid	English PDF
GB/T 9062-2006	Side and face milling cutters with double alternate helical teeth with carbide tips 硬质合金错齿三面刃铣刀	China National Standards bid	English PDF
GB/T 10948-2006	T-slot cutters with carbide tips 硬质合金T形槽铣刀	China National Standards bid	English PDF
GB/T 10947-2006	Taper shank twist drills with carbide tips 硬质合金锥柄麻花钻	China National Standards bid	English PDF
GB/T 5243-2006	Marking,packing,transport and storage of cemented carbide products 硬质合金制品的标志、包装、运输和贮存	China National Standards bid	English PDF
GB/T 5242-2006	Check rules and test methods of cemented carbide products 硬质合金制品检验规则与试验方法	China National Standards bid	English PDF
GB/T 20508-2006	Tantalum carbide powder 碳化钽粉	China National Standards bid	English PDF
GB/T 20352-2006	Product of geographical indication - Huai Radix Achyranthis bidentatae 地理标志产品怀牛膝	China National Standards bid	English PDF
GB/T 13748.18-2005	Chemical analysis methods of magnesium and magnesium alloys Determination of chlorine content Silver chlorine turbidimetric method 镁及镁合金化学分析方法氯含量的测定氯化银浊度法	China National Standards bid	English PDF
GB/T 13150-2005	Semiconductor devices Discret devices Blank detail specification for bidirectional triode thyristors(triacs),ambient and case-rated,for currents greater than 100A 半导体器件分立器件电流大于 100A、环境和管壳额定的双向三极晶闸管空白详细规范	China National Standards bid	English PDF
GB/T 12151-2005	Analysis of water used in boiler and cooling system-Determination of turbidity-Formazine turbidity 锅炉用水和冷却水分析方法浊度的测定（福马肼浊度）	China National Standards bid	English PDF
GB 10665-2004	Calcium carbide 碳化钙(电石)	China National Standards bid	English PDF
GB/T 12690.9-2003	Chemical analysis methods for non-rare earth impurities of rare earth metals andtheir oxides--Determination of chlorine content--Silver nitrate turbidimetric method 稀土金属及其氧化物中非稀土杂质化学分析方法氯量的测定硝酸银比浊法	China National Standards bid	English PDF
GB/T 3045-2003	Abrasive grains--Chemical analysis of silicon carbide 普通磨料碳化硅化学分析方法	China National Standards bid	English PDF
GB/T 6480-2002	Carbide detachable bit for rock drilling 凿岩用硬质合金钎头	China National Standards bid	English PDF
GB/T 18376.3-2001	Grades of cemented carbide--Part 3:grades of cemented carbide for wear parts 硬质合金牌号第3部分:耐磨零件用硬质合金牌号	China National Standards bid	English PDF
GB/T 17985.3-2000	Turning tools with carbide tips--Part3:Internal tools 硬质合金车刀第3部分:内表面车刀	China National Standards bid	English PDF
GB/T 17985.2-2000	Turning tools with carbide tips--Part2:External tools 硬质合金车刀第2部分:外表面车刀	China National Standards bid	English PDF
GB/T 17985.1-2000	Turning tools with carbide tips--Part1:Designation and marking 硬质合金车刀第1部分:代号及标志	China National Standards bid	English PDF
GB/T 6590-1998	Semiconductor devices--Discrete devices--Part6:Thyristors--Section Two:Blank detail specification for bidirectional triode thyristors(triacs)，ambient or case-rated，up to 100A 半导体器件分立器件第6部分:闸流晶体管第二篇 100A以下环境或管壳额定的双向三极闸流晶体管空白详细规范	China National Standards bid	English PDF
GB/T 10195.1-1997	Varistors for use in electronic equipment--Part 2:Blank detail specification for silicon carbide surge suppression varistors--Assessment level E 电子设备用压敏电阻器第2部分:空白详细规范碳化硅浪涌抑制型压敏电阻器评定水平E	China National Standards bid	English PDF
GB/T 16104-1995	Workplace air--Determination of tungsten or tungsten carbide--Potassium thiocyanate-titanous trichloride spectrophotometric method 车间空气中钨或碳化钨的硫氰酸钾-三氯化钛分光光度测定方法	China National Standards bid	English PDF
GB/T 16026-1995	Workplace air--Determination of sulfuric acid and sulfur trioxide--Barium chloride turbidimetric method 车间空气中硫酸及三氧化硫的氯化钡比浊测定方法	China National Standards bid	English PDF
GB/T 1817-1995	Test method of impact toughness of cemented carbides at room temperature 硬质合金常温冲击韧性试验方法	China National Standards bid	English PDF
GB/T 14979-1994	Eutectic carbide of steel--Micrographic method using standard diagrams 钢的共晶碳化物不均匀度评定法	China National Standards bid	English PDF
GB/T 14445-1993	Cemented carbide for coal-mining tools 煤炭采掘工具用硬质合金制品	China National Standards bid	English PDF
GB/T 13200-1991	Water quality--Determination of turbidity 水质浊度的测定	China National Standards bid	English PDF
GB 11527-1989	Hygienic standard for silicon carbide dust in the air of workplace 车间空气中碳化硅粉尘卫生标准	China National Standards bid	English PDF
GB/T 11108-1989	Test method for thermal diffusivity of hardmetal (carbide) 硬质合金热扩散率的测定方法	China National Standards bid	English PDF
GB/T 2081-1987	Indexable hardmetal (carbide)inserts with wiperedges，without fixing hole--Dimensions 硬质合金可转位铣刀片	China National Standards bid	English PDF
GB/T 2079-1987	Indexable hardmetal (carbide) inserts with rounded corners， without fixing hole--Dimensions 无孔的硬质合金可转位刀片	China National Standards bid	English PDF
GB/T 2077-1987	Indexable hardmetal (carbide) inserts--Corner radii 硬质合金可转位刀片圆角半径	China National Standards bid	English PDF

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