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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 40528.1-2021 |
Requirements for structural dimensions of multi-hull yacht—Part 1:CompOSIte material 多体游艇结构尺寸规定 第1部分：复合材料 |
China National Standards OSI |
 English PDF |
| GB/T 40388-2021 |
Test method for shear strength of C/C compOSItes 碳/碳复合材料剪切强度试验方法 |
China National Standards OSI |
English PDF |
| GB/T 40384-2021 |
Plastics—Determination of the transient extensional viscOSIty of polymer melts 塑料 聚合物熔体瞬态拉伸黏度的测定 |
China National Standards OSI |
English PDF |
| GB/T 40403-2021 |
CorrOSIon of metals and alloys—Methodology for determining the resistance of metals to stress corrosion cracking using the four-point bend method 金属和合金的腐蚀 用四点弯曲法测定金属抗应力腐蚀开裂的方法 |
China National Standards OSI |
English PDF |
| GB/T 40402-2021 |
Pre-insulated compOSIte plastic pipes with polyethylene casing 聚乙烯外护管预制保温复合塑料管 |
China National Standards OSI |
English PDF |
| GB/T 40398.2-2021 |
Test method for C-C compOSItes—Part 2: Flexural properties 炭-炭复合炭素材料试验方法 第2部分：弯曲性能试验 |
China National Standards OSI |
English PDF |
| GB/T 40398.1-2021 |
Test method for C-C compOSItes—Part 1: Friction and wear property 炭-炭复合炭素材料试验方法 第1部分：摩擦磨损性能试验 |
China National Standards OSI |
English PDF |
| GB/T 40396-2021 |
Test method for glass transition temperature of polymer matrix compOSItes—Dynamic mechanical analysis（DMA） 聚合物基复合材料玻璃化转变温度试验方法 动态力学分析法（DMA） |
China National Standards OSI |
English PDF |
| GB/T 40393-2021 |
CorrOSIon of metals and alloys—Accelerated corrosion test for intergranular corrosion susceptibility of austenitic stainless steels 金属和合金的腐蚀 奥氏体不锈钢晶间腐蚀敏感性加速腐蚀试验方法 |
China National Standards OSI |
English PDF |
| GB/T 40391-2021 |
Aluminum matrix compOSIte wafers 铝基复合圆片 |
China National Standards OSI |
English PDF |
| GB/T 40359-2021 |
Timekeeping instruments—Photoluminescent depOSIts—Test methods and requirements 计时仪器 光致发光涂层 试验方法和要求 |
China National Standards OSI |
English PDF |
| GB/T 40347-2021 |
Crop protection equipment—Reciprocating pOSItive displacement pumps and centrifugal pumps—Test method 植物保护机械 往复式容积泵和离心泵 试验方法 |
China National Standards OSI |
English PDF |
| GB/T 40344.2-2021 |
Vacuum technology—Standard methods for measuring vacuum-pump performance— Part 2：POSItive displacement vacuum pumps 真空技术 真空泵性能测量标准方法 第2部分：容积真空泵 |
China National Standards OSI |
English PDF |
| GB/T 40340-2021 |
CompOSItes and metal assemblies—Galvanic corrosion tests of carbon fibre reinforced plastics (CFRPs) related bonded or fastened structures in artificial atmospheres—Salt spray tests 复合材料与金属组合件 碳纤维增强聚合物基复合材料胶接或紧固件连接结构人工环境下的电偶腐蚀试验 盐雾试验 |
China National Standards OSI |
English PDF |
| GB/T 40339-2021 |
CorrOSIon of metals and alloys—Guidelines for assessing the significances of stress corrosion cracks detected in service 金属和合金的腐蚀 服役中检出的应力腐蚀裂纹的重要性评估导则 |
China National Standards OSI |
English PDF |
| GB/T 40338-2021 |
CorrOSIon of metals and alloys—Exfoliation corrosion testing of aluminium alloys 金属和合金的腐蚀 铝合金剥落腐蚀试验 |
China National Standards OSI |
English PDF |
| GB/T 40314-2021 |
CorrOSIon of metals and alloys—Crevice corrosion formers with disc springs for flat specimens or tubes made from stainless steel 金属和合金的腐蚀 适用于不锈钢平板或管状试样的碟形弹簧缝隙腐蚀构型 |
China National Standards OSI |
English PDF |
| GB/T 40299-2021 |
CorrOSIon of metals and alloys—Conventions applicable to electrochemical measurements in corrosion testing 金属和合金的腐蚀 腐蚀试验电化学测量方法适用惯例 |
China National Standards OSI |
English PDF |
| GB/T 40296-2021 |
Practical superconducting wires—Twist pitch measurement method of Nb-Ti and Nb3Sn compOSIte superconductors 实用超导线 铌-钛（Nb-Ti）与铌三锡（Nb3Sn）复合超导体的扭距测量方法 |
China National Standards OSI |
English PDF |
| GB/T 40280-2021 |
Plastics—Resins in the liquid state or as emulsions or dispersions—Determination of apparent viscOSIty using a single cylinder type rotational viscometer method 塑料 液态或乳液态或分散体系的树脂 用单筒旋转黏度计测定表观黏度 |
China National Standards OSI |
English PDF |
| GB/T 28907-2021 |
Sulfuric acid dew-point corrOSIon resistance steel plate and strip 耐硫酸露点腐蚀钢板和钢带 |
China National Standards OSI |
English PDF |
| GB/T 26745-2021 |
Basalt fiber compOSItes for civil engineering structures 土木工程结构用玄武岩纤维复合材料 |
China National Standards OSI |
English PDF |
| GB/T 15970.10-2021 |
CorrOSIon of metals and alloys—Stress corrosion testing—Part l0: Reverse U-bend method 金属和合金的腐蚀 应力腐蚀试验 第10部分：反向U型弯曲试验方法 |
China National Standards OSI |
English PDF |
| GB/T 10125-2021 |
CorrOSIon tests in artificial atmospheres—Salt spray tests 人造气氛腐蚀试验 盐雾试验 |
China National Standards OSI |
English PDF |
| GB/T 5235-2021 |
Designation and chemical compOSItion of wrought nickel and nickel alloy 加工镍及镍合金牌号和化学成分 |
China National Standards OSI |
English PDF |
| GB/T 40377-2021 |
CorrOSIon of metals and alloys—Determination of AC corrosion—Protection criteria 金属和合金的腐蚀 交流腐蚀的测定 防护准则 |
China National Standards OSI |
English PDF |
| GB/T 40375-2021 |
Technical specification of corrOSIon control operation for metal connection (fastening) structure 金属连接（紧固）结构耐蚀作业技术规范 |
China National Standards OSI |
English PDF |
| GB/T 40500-2021 |
Determination of total aromatics compOSItion in aviation fuels—Gas chromatography 喷气燃料中芳烃总量的测定 气相色谱法 |
China National Standards OSI |
English PDF |
| GB 14391-2021 |
Performance requirements for satellite emergency pOSItion indicating radio beacons 卫星紧急无线电示位标性能要求 |
China National Standards OSI |
English PDF |
| GB/T 40331.2-2021 |
Crop protection equipment—Spray depOSItion test for field crop—Part 2:Measurement in a crop 植物保护机械 大田作物喷雾沉积量的测试 第2部分：在作物上的测试 |
China National Standards OSI |
English PDF |
| GB/T 40331.1-2021 |
Crop protection equipment—Spray depOSItion test for field crop—Part 1:Measurement in a horizontal plane 植物保护机械 大田作物喷雾沉积量的测试 第1部分：在水平地面上的测试 |
China National Standards OSI |
English PDF |
| GB/T 40258-2021 |
Evaluation method for corrOSIon resistance of hollow fiber membrane to chemical cleaning agent 中空纤维膜耐化学清洗剂腐蚀性能评价方法 |
China National Standards OSI |
English PDF |
| GB/T 40257-2021 |
Code of diagnOSIs for infection with taura syndrome virus—RT-PCR method 桃拉综合征诊断规程 RT-PCR检测法 |
China National Standards OSI |
English PDF |
| GB/T 40256-2021 |
Code of diagnOSIs for marteiliosis of oysters—Microscopic methods 牡蛎马尔太虫病诊断规程 显微镜检查组织法 |
China National Standards OSI |
English PDF |
| GB/T 40255-2021 |
Code of diagnOSIs for infection with hepatopancreatic parvovirus of penaeid shrimp—PCR method 对虾肝胰腺细小病毒病诊断规程 PCR检测法 |
China National Standards OSI |
English PDF |
| GB/T 40253-2021 |
Code of diagnOSIs for mikrocytosis of oysters—Microscopic methods 牡蛎小胞虫病诊断规程 显微镜检查组织法 |
China National Standards OSI |
English PDF |
| GB/T 40251-2021 |
Code of diagnOSIs for MSX disease of oysters - In situ hybridization method 牡蛎单孢子虫病诊断规程 原位杂交法 |
China National Standards OSI |
English PDF |
| GB/T 40249-2021 |
Code of diagnOSIs for infection with Penaeus monodon-type baculovirus—PCR method 斑节对虾杆状病毒病诊断规程 PCR检测法 |
China National Standards OSI |
English PDF |
| GB/T 40236-2021 |
BorOSIlicate glass tubing 硼硅玻璃管道 |
China National Standards OSI |
English PDF |
| GB/T 16137-2021 |
Methods for estimation of examinee’s organ doses in X-ray diagnOSIs X射线诊断中受检者器官剂量的估算方法 |
China National Standards OSI |
English PDF |
| GB/T 21227-2021 |
AC loss measurements—Magnetometer methods for hysteresis loss in superconducting multifilamentary compOSItes 交流损耗测量 多丝复合超导材料磁滞损耗的磁强计测量法 |
China National Standards OSI |
English PDF |
| GB/T 40077-2021 |
Reciprocating pOSItive displacement pumps and pump units—Technical requirements 往复式容积泵和泵装置 技术要求 |
China National Standards OSI |
English PDF |
| GB/T 39955-2021 |
Additive manufacturing -- Materials -- Powders of Nylon 12 and its compOSItes for powder bed fusion 增材制造 材料 粉末床熔融用尼龙12及其复合粉末 |
China National Standards OSI |
English PDF |
| GB/T 39867-2021 |
Bismuth germanate scintillation crystal for pOSItron emission tomography 正电子发射断层扫描仪用锗酸铋闪烁晶体 |
China National Standards OSI |
English PDF |
| GB/T 39789-2021 |
Non-destructive testing of welds—Eddy current-video integrated testing method of metal compOSItes weld 焊缝无损检测 金属复合材料焊缝涡流视频集成检测方法 |
China National Standards OSI |
English PDF |
| GB/T 39745-2021 |
CNC punching and laser cutting compOSIte machines 数控冲压激光切割复合机 |
China National Standards OSI |
English PDF |
| GB/T 41108.1-2021 |
Safety of machinery -- Safety requirements for interlocking devices -- Part 1: Direct opening pOSItion switches 机械安全 联锁装置的安全要求 第1部分：直接断开位置开关 |
China National Standards OSI |
English PDF |
| GB/T 38265.15-2021 |
Test methods for soft soldering fluxes—Part 15: Copper corrOSIon test 软钎剂试验方法 第15部分：铜腐蚀试验 |
China National Standards OSI |
English PDF |
| GB/T 20629.4-2021 |
Non-cellulOSIc papers for electrical purposes -- Part 4：Aramid fibre paper containing mica particles 电气用非纤维素纸? 第4部分：含云母颗粒的聚芳酰胺纤维纸 |
China National Standards OSI |
English PDF |
| GB/T 41217-2021 |
City metro and compOSIte pipe gallery hot-rolling channel 城市地铁与综合管廊用热轧槽道 |
China National Standards OSI |
English PDF |
| GB/T 21421.1-2021 |
CompOSIte string insulator units for overhead lines with a nominal voltage greater than 1 000 V—Part 1：Standard strength classes and end fittings 标称电压高于1 000V的架空线路用复合绝缘子串元件 第1部分：标准强度等级和端部装配件 |
China National Standards OSI |
English PDF |
| GB/T 40937-2021 |
Plastic piping systems—Determination of long-term strength for plastic compOSIte pipes and fittings 塑料管道系统 塑料复合管材和管件长期强度的测定方法 |
China National Standards OSI |
English PDF |
| GB/T 16751.2-2021 |
Clinic terminology of traditional Chinese medical diagnOSIs and treatment -- Part 2: Syndromes/patterns 中医临床诊疗术语 第2部分：证候 |
China National Standards OSI |
English PDF |
| GB/T 40724-2021 |
Terminology for carbon fiber and carbon fiber compOSItes 碳纤维及其复合材料术语 |
China National Standards OSI |
English PDF |
| GB/T 40909-2021 |
Textiles—Determination of methylcyclOSIloxane residues 纺织品 甲基环硅氧烷残留量的测定 |
China National Standards OSI |
English PDF |
| GB/T 40777-2021 |
Requirements for automatic reclOSIng devices (ARDs) for circuit-breakers,RCBOs and RCCBs for household and similar uses 家用及类似用途断路器、RCCB、RCBO自动重合闸电器（ARD）的一般要求 |
China National Standards OSI |
English PDF |
| GB/T 15717-2021 |
Test method for vacuum-depOSIted metal thickness—Electric resistance method 真空金属镀层厚度测试方法 电阻法 |
China National Standards OSI |
English PDF |
| GB/T 40810.2-2021 |
Geometrical product specifications (GPS)—Online measurement in process—Part 2：Online verifications of geometric features（form and pOSItion） 产品几何技术规范（GPS） 生产过程在线测量 第2部分：几何特征（形位）的在线检测与验证 |
China National Standards OSI |
English PDF |
| GB/T 40742.2-2021 |
Geometrical product specifications (GPS)—Geometrical precision verification—Part 2：Verification of form characteristics, orientation characteristics, pOSItion characteristics, run-out characteristics and profile characteristics 产品几何技术规范（GPS） 几何精度的检测与验证 第2部分：形状、方向、位置、跳动和轮廓度特征的检测与验证 |
China National Standards OSI |
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 OSI |
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 OSI |
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 OSI |
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 OSI |
English PDF |
| GB/T 3836.1-2021 |
ExplOSIve atmospheres—Part 1：Equipment—General requirements 爆炸性环境 第1部分：设备 通用要求 |
China National Standards OSI |
English PDF |
| GB/T 3836.33-2021 |
ExplOSIve atmospheres—Part 33：Equipment in adverse service conditions 爆炸性环境 第33部分：严酷工作条件用设备 |
China National Standards OSI |
English PDF |
| GB/T 3836.34-2021 |
ExplOSIve atmospheres—Part 34：Equipment assemblies 爆炸性环境 第34部分：成套设备 |
China National Standards OSI |
English PDF |
| GB/T 40870-2021 |
Gas analysis—Conversion of gas mixture compOSItion data 气体分析 混合气体组成数据的换算 |
China National Standards OSI |
English PDF |
| GB/T 3836.30-2021 |
ExplOSIve atmospheres—Part 30: Equipment and components in explosive atmospheres in underground mines 爆炸性环境 第30部分：地下矿井爆炸性环境用设备和元件 |
China National Standards OSI |
English PDF |
| GB/T 3836.32-2021 |
ExplOSIve atmospheres—Part 32:Intrinsically safe systems with electronically controlled spark duration limitation 爆炸性环境 第32部分：电子控制火花时限本质安全系统 |
China National Standards OSI |
English PDF |
| GB/T 40673-2021 |
Timekeeping instruments—Conditions for carrying out checks on radioluminescent depOSIts 计时仪器 辐射发光涂层检验条件 |
China National Standards OSI |
English PDF |
| GB/T 40640.4-2021 |
Informationalized management of chemicals—Part 4:General specification for chemicals pOSItioning system 化学品管理信息化 第4部分：化学品定位系统通用规范 |
China National Standards OSI |
English PDF |
| GB/T 25285.2-2021 |
ExplOSIve atmospheres—Explosion prevention and protection—Part 2:Basic concepts and methodology for mining 爆炸性环境 爆炸预防和防护 第2部分：矿山爆炸预防和防护的基本原则和方法 |
China National Standards OSI |
English PDF |
| GB/T 25285.1-2021 |
ExplOSIve atmospheres—Explosion prevention and protection—Part 1： Basic concepts and methodology 爆炸性环境 爆炸预防和防护 第1部分：基本原则和方法 |
China National Standards OSI |
English PDF |
| GB/T 3836.35-2021 |
ExplOSIve atmospheres—Part 35：Classification of areas for explosive dust atmospheres 爆炸性环境 第35部分：爆炸性粉尘环境场所分类 |
China National Standards OSI |
English PDF |
| GB/T 3836.29-2021 |
ExplOSIve atmospheres—Part 29:Non-electrical equipment for explosive atmospheres—Constructional safety “c”,control of ignition source “b”, liquid immersion “k” 爆炸性环境 第29部分：爆炸性环境用非电气设备 结构安全型“c”、控制点燃源型“b”、液浸型“k” |
China National Standards OSI |
English PDF |
| GB/T 3836.28-2021 |
ExplOSIve atmospheres—Part 28：Non-electrical equipment for explosive atmospheres—Basic method and requirements 爆炸性环境 第28部分：爆炸性环境用非电气设备 基本方法和要求 |
China National Standards OSI |
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 OSI |
English PDF |
| GB/T 3836.13-2021 |
ExplOSIve atmospheres—Part 13: Equipment repair, overhaul, reclamation and modification 爆炸性环境 第13部分：设备的修理、检修、修复和改造 |
China National Standards OSI |
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 OSI |
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 OSI |
English PDF |
| GB/T 40644-2021 |
Determination of genipOSIdic acid in extract of eucommia ulmoides oliver leaf—HPLC 杜仲叶提取物中京尼平苷酸的检测 高效液相色谱法 |
China National Standards OSI |
English PDF |
| GB/T 40643-2021 |
Determination of hyperOSIde in extract of crataegus pinnatifida leaf—HPLC 山楂叶提取物中金丝桃苷的检测 高效液相色谱法 |
China National Standards OSI |
English PDF |
| GB/T 40796-2021 |
CorrOSIon of metals and alloys—Guidelines for applying statistics to analysis of corrosion data 金属和合金的腐蚀 腐蚀数据分析应用统计学指南 |
China National Standards OSI |
English PDF |
| GB/T 18115.4-2021 |
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides -- Part 4: Determination of lanthanum, cerium, praseodymium, samarium, europium, gadolinium, terbium, dysprOSIum, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法 第4部分：钕中镧、铈、镨、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定 |
China National Standards OSI |
English PDF |
| GB/T 8145-2021 |
Gum rOSIn 脂松香 |
China National Standards OSI |
English PDF |
| GB 55004-2021 |
General code for compOSIte structures 组合结构通用规范 |
China National Standards OSI |
English PDF |
| GB/T 39534-2020 |
CorrOSIon of metals and alloys—Method for determination of the uniform corrosion rate of stainless steels and nickel based alloys in liquids 金属和合金的腐蚀 液体中不锈钢和镍基合金均匀腐蚀速率测定方法 |
China National Standards OSI |
English PDF |
| GB/T 39540-2020 |
Fast determination of shale gas compOSItion—Laser Raman spectroscopy 页岩气组分快速分析 激光拉曼光谱法 |
China National Standards OSI |
English PDF |
| GB/T 39517.1-2020 |
Tractors and machinery for agriculture and forestry—Test procedures for pOSItioning and guidance systems in agriculture—Part 1:Dynamic testing of satellite-based positioning devices 农林拖拉机和机械 农用定位与导航系统测试规程 第1部分：卫星定位装置的动态测试 |
China National Standards OSI |
English PDF |
| GB/T 39517.2-2020 |
Tractors and machinery for agriculture and forestry—Test procedures for pOSItioning and guidance systems in agriculture—Part 2:Testing of satellite-based auto-guidance systems during straight and level travel 农林拖拉机和机械 农用定位与导航系统测试规程 第2部分：在直线和水平运行状态下卫星自动导航系统的测试 |
China National Standards OSI |
English PDF |
| GB/T 39146-2020 |
Refractory materials—Test method of corrOSIon resistance to molten aluminum alloy 耐火材料 抗熔融铝合金侵蚀试验方法 |
China National Standards OSI |
English PDF |
| GB/T 39153-2020 |
Metastable decompOSItion strengthened Cu-Ni-Sn alloy rod 亚稳分解强化铜-镍-锡合金棒材 |
China National Standards OSI |
English PDF |
| GB/T 39129-2020 |
Numerical control system of machine tool—Fault diagnOSIs and correction specification 机床数控系统 故障诊断与维修规范 |
China National Standards OSI |
English PDF |
| GB/T 39154-2020 |
CorrOSIon of metals and alloys—Cathodic protection of steel in concrete 金属和合金的腐蚀 混凝土用钢筋的阴极保护 |
China National Standards OSI |
English PDF |
| GB/T 39155-2020 |
CorrOSIon of metals and alloys—Cathodic protection of harbour installations 金属和合金的腐蚀 海港设施的阴极保护 |
China National Standards OSI |
English PDF |
| GB/T 39179-2020 |
Guideline for diagnOSIs of circular industrial chains in industrial parks 工业园区循环产业链诊断导则 |
China National Standards OSI |
English PDF |
| GB/T 39185-2020 |
Technology requirement for ocean engnieering ship dynamic pOSItioning system 海洋工程船舶动力定位系统技术要求 |
China National Standards OSI |
English PDF |
| GB/T 39221-2020 |
Determination for performance of scale inhibitors for reverse osmOSIs seawater desalination—Recurrent condensation cycle test method 反渗透海水淡化阻垢剂阻垢性能试验 周期浓缩循环法 |
China National Standards OSI |
English PDF |
| GB/T 26300-2020 |
Nickel cobalt manganese compOSIte hydroxide 镍钴锰三元素复合氢氧化物 |
China National Standards OSI |
English PDF |
| GB/T 5230-2020 |
ElectrodepOSIted copper foil for printed board 印制板用电解铜箔 |
China National Standards OSI |
English PDF |
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