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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.
  •  China "of" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 20975.19-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 19：Determination of zirconium content
    铝及铝合金化学分析方法 第19部分：锆含量的测定    		 China National Standards
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    GB/T 20975.18-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 18：Determination of chromium content
    铝及铝合金化学分析方法 第18部分：铬含量的测定    		 China National Standards
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    GB/T 20975.17-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 17： Determination of strontium content Flame atomic absorption spectrometric method
    铝及铝合金化学分析方法 第17部分：锶含量的测定 火焰原子吸收光谱法    		 China National Standards
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    GB/T 20975.16-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 16：Determination of magnesium
    铝及铝合金化学分析方法 第16部分：镁含量的测定    		 China National Standards
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    GB/T 20975.15-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 15：Determination of boron content
    铝及铝合金化学分析方法 第15部分：硼含量的测定    		 China National Standards
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    GB/T 20975.14-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 14：Determination of nickel content
    铝及铝合金化学分析方法 第14部分：镍含量的测定    		 China National Standards
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    GB/T 20975.13-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 13：Determination of vanadium content N-benzoyl-Nphenylhydroxylamine spectrophotometric method
    铝及铝合金化学分析方法 第13部分: 钒含量的测定 苯甲酰苯胲分光光度法    		 China National Standards
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    GB/T 20975.12-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 12：Determination of titanium content
    铝及铝合金化学分析方法 第12部分：钛含量的测定    		 China National Standards
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    GB/T 20975.1-2007 Chemical analysis methods of aluminium and aluminium alloys - Part 1：Determination of mercury content - Cold atomic absorption spectrometric method
    铝及铝合金化学分析方法 第1部分：汞含量的测定 冷原子吸收光谱法    		 China National Standards
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    GB/T 20975.11-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 11：Determination of lead content Flame atomic absorption spectrometric method
    铝及铝合金化学分析方法 第11部分：铅含量的测定 火焰原子吸收光谱法    		 China National Standards
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    GB/T 20975.10-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 10：Determination of tin content
    铝及铝合金化学分析方法 第10部分: 锡含量的测定    		 China National Standards
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    GB/T 20972.2-2008 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low alloy steels, and the use of cast irons
    石油天然气工业 油气开采中用于含硫化氢环境的材料 第2部分：抗开裂碳钢、低合金钢和铸铁    		 China National Standards
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    GB/T 20972.1-2007 Petroleum and natural gas industries - Material for use in H2S - containing environments in oil and gas production - part 1: General principles for selection of cracking-resistant materials
    石油天然气工业 油气开采中用于含硫化氢环境的材料 第1部分：选择抗裂纹材料的一般原则    		 China National Standards
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    GB/T 20971-2007 Petroleum and natural gas industries - Equipment for well cementing - Performance testing of cementing float equipment
    石油天然气工业 固井设备 注水泥浮动装置性能测试    		 China National Standards
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    GB/T 20969.5-2008 Special environmental condition - Machinery for plateau - Part 5: Guide rule of test for plateau natural environment - Construction machinery
    特殊环境条件 高原机械　第5部分：高原自然环境试验导则　工程机械    		 China National Standards
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    GB/T 20969.4-2008 Special environmental condition - Machinery for plateau - Part 4: Guide rule of test for plateau natural environment - Internal combustion engines
    特殊环境条件 高原机械 第4部分：高原自然环境试验导则 内燃动力机械    		 China National Standards
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    GB/T 20969.3-2007 Special environmental condition - Machinery for plateau - Part 3: The specification of select type and acceptance check for construction machinery on plateau
    特殊环境条件 高原机械 第3部分：高原型工程机械选型、验收规范    		 China National Standards
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    GB/T 20968-2007 Non-destructive testing - Aids to visual inspection - Selection of low-power magnifiers
    无损检测 目视检测辅助工具 低倍放大镜的选用    		 China National Standards
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    GB/T 20966-2007 Determination of particle size distribution for colliery powders
    煤矿粉尘粒度分布测定方法    		 China National Standards
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    GB/T 20958.2-2007 Test conditions for CNC bed-type milling machines - Testing of the accuracy - Part 2: Milling machines with vertical spindle
    数控床身铣床检验条件 精度检验 第2部分: 立式铣床    		 China National Standards
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    GB/T 20958.1-2007 Test conditions for CNC bed-type milling machines - Testing of the accuracy - Part 1: Milling machines with horizontal spindle
    数控床身铣床检验条件 精度检验 第1部分: 卧式铣床    		 China National Standards
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    GB/T 20957.7-2007 Test conditions for precision machining centres - Part 7: Accuracy of a finished test piece
    精密加工中心检验条件 第7部分：精加工试件精度检验    		 China National Standards
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    GB/T 20957.5-2007 Test conditions of precision machining centres - Part 5: Tests for accuracy and repeatability of positioning of work-holding pallets
    精密加工中心检验条件 第5部分：工件夹持托板的定位精度和重复定位精度检验    		 China National Standards
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    GB/T 20957.4-2007 Test conditions for precision machining centres - Part 4：Accuracy and repeatability of positioning of linear and rotary axes
    精密加工中心检验条件 第4部分：线性和回转轴线的定位精度和重复定位精度检验    		 China National Standards
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    GB/T 20956-2007 Printing machinery - Safety requirements of the design and construction for cutting machines
    印刷机械 切纸机设计及结构安全规则    		 China National Standards
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    GB/T 20953-2007 Tractors and machinery for agriculture and forestry - Determination of burning behavior of cab interior materials
    农林拖拉机和机械 驾驶室内饰材料燃烧特性的测定    		 China National Standards
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    GB/T 20949-2007 Prescription for installation of the lighting and light-signalling devices for wheeled agricultural and forestry tractors
    农林轮式拖拉机 照明和灯光信号装置的安装规定    		 China National Standards
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    GB/T 20946-2007 short link chain for lifting purposes - General conditions of acceptance
    起重用短环链 验收总则    		 China National Standards
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    GB/T 20939-2007 Structuring principles for technical products and technical product documentation - Letter codes - Main classes and subclasses of objects according to their purpose and task
    技术产品及技术产品文件结构原则 字母代码 按项目用途和任务划分的主类和子类    		 China National Standards
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    GB/T 20937-2007 Potassium magnesium of sulphate fertilizer
    硫酸钾镁肥    		 China National Standards
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    GB/T 20936.3-2009 Electrical apparatus for the detection and measurement of flammable gases - Part 3: Performance requirements for group I apparatus indicating a volume fraction up to 100 % methane in air
    可燃性气体探测用电气设备 第3部分：显示空气中甲烷体积含量至100%的I类探测器的性能要求    		 China National Standards
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    GB/T 20935.3-2009 Method of electromagnetic acoustic inspection for metal materials - Part 3: Standard test method for ultrasonic surface examinations using electromagnetic acoustic transducer(EMAT)techniques
    金属材料电磁超声检验方法 第3部分：利用电磁超声换能器技术进行超声表面检测的方法    		 China National Standards
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    GB/T 20935.2-2009 Method of electromagnetic acoustic inspection for metal materials - Part 2: Standard practice for ultrasonic testing using electromagnetic acoustic transducer(EMAT)techniques
    金属材料电磁超声检验方法 第2部分：利用电磁超声换能器技术进行超声检测的方法    		 China National Standards
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    GB/T 20935.1-2007 Method of electromagnetic acoustic inspection for metal materials - Part 1: Standard guide for electromagnetic acoustic transducers (EMATs)
    金属材料电磁超声检验方法 第1部分：电磁超声换能器指南    		 China National Standards
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    GB/T 20931.9-2007 Methods for chemical analysis of lithium - Determination of nitrogen content - Mercuric potassium iodide spectrophotometric method
    锂化学分析方法 氮量的测定 碘化汞钾分光光度法    		 China National Standards
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    GB/T 20931.8-2007 Methods for chemical analysis of lithium - Determination of chlorine content - Thiocyanate spectrophotometric method
    锂化学分析方法 氯量的测定 硫氰酸盐分光光度法    		 China National Standards
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    GB/T 20931.7-2007 Methods for chemical analysis of lithium - Determination of nickel content - α-Furil dioxime spectrophotometric method
    锂化学分析方法 镍量的测定 α-联呋喃甲酰二肟萃取光度法    		 China National Standards
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    GB/T 20931.6-2007 Methods for chemical analysis of lithium - Determination of aluminum content - Chromazurol S-cetylpyridine broide spectrophotometric method
    锂化学分析方法 铝量的测定 铬天青S-溴化十六烷基吡啶分光光度法    		 China National Standards
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    GB/T 20931.5-2007 Methods for chemical analysis of lithium - Determination of silicon content - Molybdenum blue spectrophotometric method
    锂化学分析方法 硅量的测定 硅钼蓝分光光度法    		 China National Standards
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    GB/T 20931.4-2007 Methods for chemical analysis of lithium - Determination of iron content - Orthopenanthroline spectrophotometric method
    锂化学分析方法 铁量的测定 邻二氮杂菲分光光度法    		 China National Standards
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    GB/T 20931.3-2007 Methods for chemical analysis of lithium - Determination of calcium content - Flame atomic absorption spectrometric method
    锂化学分析方法 钙量的测定 火焰原子吸收光谱法    		 China National Standards
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    GB/T 20931.2-2007 Methods for chemical analysis of lithium - Determination of sodium content - Flame atomic absorption spectrometric method
    锂化学分析方法 钠量的测定 火焰原子吸收光谱法    		 China National Standards
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    GB/T 20931.1-2007 Methods for chemical analysis of lithium - Determination of potassium content - Flame atomic absorption spectrometric method
    锂化学分析方法 钾量的测定 火焰原子吸收光谱法    		 China National Standards
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    GB/T 20931.11-2007 Methods for chemical analysis of lithium - Determination of magnesium content - Flame atomic absorption spectrometric method
    锂化学分析方法 镁量的测定 火焰原子吸收光谱法    		 China National Standards
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    GB/T 20931.10-2007 Methods for chemical analysis of lithium - Determination of copper content - Flame atomic absorption spectrometric method
    锂化学分析方法 铜量的测定 火焰原子吸收光谱法    		 China National Standards
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    GB/T 20929-2007 The methods of testing acidithiobacillus ferrooxidans and its activity by microarray technology
    嗜酸氧化亚铁硫杆菌及其活性的基因芯片检测方法    		 China National Standards
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    GB/T 20927-2007 Scraps of titanium and titanium alloy
    钛及钛合金废料    		 China National Standards
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    GB/T 20921-2007 Condition monitoring and diagnostics of machines - Vocabulary
    机器状态监测与诊断 词汇    		 China National Standards
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    GB/T 20918-2007 Information technology - Software life cycle processes - Risk management
    信息技术 软件生存周期过程 风险管理    		 China National Standards
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    GB/T 20917-2007 Software engineering - Software measurement process
    软件工程 软件测量过程    		 China National Standards
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    GB/T 20916-2007 Specification for the Chinese office file format
    中文办公软件文档格式规范    		 China National Standards
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    GB/T 20915.2-2007 Stamping dies - Elastomer pressure springs - Part 2: Specification of accessories
    冲模 弹性体压缩弹簧 第2部分：附件规格    		 China National Standards
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    GB/T 20914.2-2007 Stamping dies - Gas springs - Part 2: Specification of accessories
    冲模 氮气弹簧 第2部分：附件规格    		 China National Standards
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    GB/T 20913-2007 The protection of the occupants in the event of an off-set frontal collision for passenger car
    乘用车正面偏置碰撞的乘员保护    		 China National Standards
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    GB/T 20908-2007 General specification for the contact line measuring car of urban rail transit
    城市轨道交通接触网检测车通用技术条件    		 China National Standards
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    GB/T 20907-2007 Technical requirements for automatic fare collection system of urban rail transportation
    城市轨道交通自动售检票系统技术条件    		 China National Standards
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    GB/T 20903-2007 Classification of condiment
    调味品分类    		 China National Standards
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    GB/T 20902-2007 Specification for equipping and managing of the measuring instrument of energy in the nonferrous metals smelters
    有色金属冶炼企业能源计量器具配备和管理要求    		 China National Standards
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    GB/T 20901-2007 Specification for equipping and managing of measuring instrument of energy in petroleum and petrochemical industry
    石油石化行业能源计量器具配备和管理要求    		 China National Standards
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    GB/T 20899.9-2007 Methods for chemical analysis of gold ores - Part 9：Determination of carbon contents
    金矿石化学分析方法 第9部分：碳量的测定    		 China National Standards
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    GB/T 20899.8-2007 Methods for chemical analysis of gold ores - Part 8：Determination of sulfur contents
    金矿石化学分析方法 第8部分：硫量的测定    		 China National Standards
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    GB/T 20899.7-2007 Methods for chemical analysis of gold ores - Part 7：Determination of iron contents
    金矿石化学分析方法 第7部分：铁量的测定    		 China National Standards
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    GB/T 20899.6-2007 Methods for chemical analysis of gold ores - Part 6: Determination of zinc contents
    金矿石化学分析方法 第6部分：锌量的测定    		 China National Standards
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    GB/T 20899.5-2007 Methods for chemical analysis of gold ores - Part 5：Determination of lead contents
    金矿石化学分析方法 第5部分：铅量的测定    		 China National Standards
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    GB/T 20899.4-2007 Methods for chemical analysis of gold ores - Part 4：Determination of copper contents
    金矿石化学分析方法 第4部分：铜量的测定    		 China National Standards
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    GB/T 20899.3-2007 Methods for chemical analysis of gold ores - Part 3：Determination of arsenic contents
    金矿石化学分析方法 第3部分：砷量的测定    		 China National Standards
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    GB/T 20899.2-2007 Methods for chemical analysis of gold ores - Part 2：Determination of silver contents
    金矿石化学分析方法 第2部分：银量的测定    		 China National Standards
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    GB/T 20899.1-2007 Methods for chemical analysis of gold ores - Part 1：Determination of gold contents
    金矿石化学分析方法 第1部分：金量的测定    		 China National Standards
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    GB/T 20899.11-2007 Methods for chemical analysis of gold ores - Part 11：Determination of arsenic and bismuth contents
    金矿石化学分析方法 第11部分：砷量和铋量的测定    		 China National Standards
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    GB/T 20899.10-2007 Methods for chemical analysis of gold ores - Part 10：Determination of antimony contents
    金矿石化学分析方法 第10部分：锑量的测定    		 China National Standards
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    GB/T 20897.2-2007 Inflatable boats - Part 2: Boats with a maximum motor power rating of 4.5 kW to 15 kW inclusive
    充气艇 第2部分: 发动机最大额定功率为4.5kW～15kW的艇    		 China National Standards
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    GB/T 20897.1-2007 Inflatable boats - Part 1: Boats with a maximum motor power rating of 4.5kW
    充气艇 第1部分：发动机最大额定功率为4.5kW的艇    		 China National Standards
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    GB/T 20895.3-2007 Small craft - Stability and buoyancy assessment and categorization - Part 3: Boats of hull length less than 6m
    小艇 稳性和浮性的评定与分类 第3部分：艇体长度小于6m的艇    		 China National Standards
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    GB/T 20895.2-2007 Small craft - Stability and buoyancy assessment and categorization - part 2: Sailing boats of hull length greater than or equal to 6m
    小艇 稳性和浮性的评定与分类 第2部分：艇体长度不小于6m的帆艇    		 China National Standards
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    GB/T 20895.1-2007 Small craft - Stability and buoyancy assessment and categorization - Part 1: Non-sailing boats of hull length greater than or equal to 6m
    小艇 稳性和浮性的评定与分类 第1部分：艇体长度不小于6m的非帆艇    		 China National Standards
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    GB/T 20879-2007 Technical requirement of pest risk analysis for import and export plant and plant product
    进出境植物和植物产品有害生物风险分析技术要求    		 China National Standards
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    GB/T 20875.2-2010 Electrical insulating materials - Methods of test for the hydrolytic stability - Part 2: Moulded thermosets
    电气绝缘材料水解稳定性试验方法 第2部分：热固性模塑材料    		 China National Standards
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    GB/T 20875.1-2007 Method of test the hydrolytic stability of electrical insulating materials - Part 1: Plastic films
    电气绝缘材料水解稳定性的试验方法 第1部分：塑料薄膜    		 China National Standards
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    GB/T 20874-2007 Calculation of the effective parameters of magnetic piece parts
    磁性零件有效参数的计算    		 China National Standards
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    GB/T 20873-2007 PM-cores made of magnetic oxides and associated parts-dimensions
    磁性氧化物制成的PM磁心及其附件的尺寸    		 China National Standards
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    GB/T 20872-2007 Dimensions of low-profile cores made of magnetic oxides
    磁性氧化物制成的低矮形磁芯的尺寸    		 China National Standards
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    GB/T 20871.61-2013 Organic light emitting diode (OLED) displays - Part 61: Measuring methods of optical and electro-optical parameters
    有机发光二极管显示器 第61部分：光学和光电参数测试方法    		 China National Standards
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    GB/T 20862-2007 Directives of the calculation method for recoverability rate of products
    产品可回收利用率计算方法导则    		 China National Standards
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    GB/T 20861-2007 Terminology of waste product recovery
    废弃产品回收利用术语    		 China National Standards
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    GB/T 20859-2007 Packaging - Sacks - Determination of the friction of filled sacks
    包装 袋 满装袋摩擦力的测定    		 China National Standards
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    GB/T 20858-2007 Glass containers - Determination of capacity by gravimetric method - Test method
    玻璃容器 用重量法测定容量的试验方法    		 China National Standards
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    GB/T 20854-2007 Corrosion of metals and alloys - accelerated testing involving cyclic exposure to salt mist, “dry“ and “wet“ condition
    金属和合金的腐蚀 循环暴露在盐雾、“干”和“湿”条件下的加速试验    		 China National Standards
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    GB/T 20853-2007 Corrosion of metals and alloys - corrosion in artificial atmosphere - accelerated corrosion test involving exposure under controlled conditions of humidity cycling and intermittent spraying of a salt solution
    金属和合金的腐蚀 人造大气中的腐蚀 暴露于间歇喷洒盐溶液和潮湿循环受控条件下的加速腐蚀试验    		 China National Standards
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    GB/T 20852-2007 Corrosion of metals and alloys - guidelines for selection of protection methods against atmospheric corrosion
    金属和合金的腐蚀 大气腐蚀防护方法的选择导则    		 China National Standards
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    GB/T 20851.5-2007 Electronic toll collection - Dedicated short range communication - Part 5: Test methods of the main parameters in physical layer
    电子收费 专用短程通信 第5部分：物理层主要参数测试方法    		 China National Standards
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    GB/T 20850-2014 Safety of machinery―Guidelines for the understanding and use of safety of machinery standards
    机械安全 机械安全标准的理解和使用指南    		 China National Standards
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    GB/T 20847.2-2013 Small craft - Fire protection - Part 2: Craft with a hull length of over 15m
    小艇 防火 第2部分：艇体长度大于15m 的艇    		 China National Standards
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    GB/T 20847.1-2007 Small craft - Fire protection - Part 1: Craft with a hull length of up to and including 15m
    小艇 防火 第1部分：艇体长度不大于15m的艇    		 China National Standards
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    GB/T 20846-2007 Shipbuilding - Ventilation and air-treatment of galleys and　pantries with cooking appliances
    造船 厨房和具有烹调设备的配餐室的通风及空气处理    		 China National Standards
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    GB/T 20842-2007 Technical specification of enclosed lifeboats
    封闭救生艇技术条件    		 China National Standards
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    GB/T 20841-2007 Heating cables with a rated voltage of 300/500V for comfort heating and prevention of ice formation
    额定电压300/500V生活设施加热和防结冰用加热电缆    		 China National Standards
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    GB/T 20838-2007 Specification and technical requirements of oil-immersed convertor transformers for HVDC applications
    高压直流输电用油浸式换流变压器技术参数和要求    		 China National Standards
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    GB/T 20837-2007 Specification and technical requirements of oil-immersed smoothing reactors for HVDC applications
    高压直流输电用油浸式平波电抗器技术参数和要求    		 China National Standards
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    GB/T 20835-2016 Guides for magnetization test of generator stator core
    发电机定子铁心磁化试验导则    		 China National Standards
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    GB/T 20835-2007 Guides for magnetization test of generator stator core
    发电机定子铁心磁化试验导则    		 China National Standards
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