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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 "EL" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 9019-2015 Nominal diameter for pressure vessELs
    压力容器公称直径    		 China National Standards
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    GB/T 7926-2015 NC reciprocating travELing type wire electrical-discharge machines—Testing of the accuracy
    数控往复走丝电火花线切割机床 精度检验    		 China National Standards
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    GB/T 3849.1-2015 Hardmetals—RockwELl hardness test(scale A)—Part 1: Test method
    硬质合金 洛氏硬度试验（A标尺）第1部分：试验方法    		 China National Standards
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    GB/T 32260.3-2015 Destructive tests on wELds in metallic materials—Cold cracking tests for weldments—Arc welding processes—Part 3: Externally load tests
    金属材料焊缝的破坏性试验 焊件的冷裂纹试验 弧焊方法 第3部分：外载荷试验    		 China National Standards
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    GB/T 32260.2-2015 Destructive tests on wELds in metallic materials—Cold cracking tests for weldments—Arc welding processes—Part 2: Self-restraint tests
    金属材料焊缝的破坏性试验 焊件的冷裂纹试验 弧焊方法 第2部分：自拘束试验    		 China National Standards
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    GB/T 32260.1-2015 Destructive tests on wELds in metallic materials—Cold cracking tests for weldments—Arc welding processes—Part 1: General
    金属材料焊缝的破坏性试验 焊件的冷裂纹试验 弧焊方法 第1部分：总则    		 China National Standards
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    GB/T 32259-2015 Non-destructive testing of wELds—Visual testing of fusion-welded joints
    焊缝无损检测 熔焊接头目视检测    		 China National Standards
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    GB/T 32258-2015 SteEL cross wedge rollings—General specification
    钢质楔横轧件 通用技术条件    		 China National Standards
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    GB/T 32257-2015 Qualification testing of wELders for fusion welding on nickel and nickel alloys
    镍及镍合金熔化焊焊工技能评定    		 China National Standards
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    GB/T 32256-2015 SteEL forgings for rings for reduction gears—General specification
    钢质减速齿环锻件 通用技术条件    		 China National Standards
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    GB/T 32255-2015 General martensitic stainless steEL and alloy steel castings suitable for high temperature and high pressure service
    高温承压马氏体不锈钢和合金钢通用铸件    		 China National Standards
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    GB/T 32254-2015 Precision hot forging of straight bevEL gear—General specifications
    直齿锥齿轮精密热锻件 通用技术条件    		 China National Standards
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    GB/T 32253-2015 Precision hot forging of straight bevEL gear—Structural design specification
    直齿锥齿轮精密热锻件 结构设计规范    		 China National Standards
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    GB/T 32252-2015 Investment casting process—General technology guidELines
    熔模铸造工艺　通用技术导则    		 China National Standards
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    GB/T 32250.2-2015 Inspection of sprayers in use—Part 2: FiELd crop sprayers
    在用喷雾机的检测 第2部分：大田作物喷雾机    		 China National Standards
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    GB/T 32248-2015 Superstrength alloy steEL forgings—General specifications
    超高强度合金钢锻件 通用技术条件    		 China National Standards
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    GB/T 32245-2015 Numerical control system of machine tool—RELiability test and evaluation
    机床数控系统 可靠性测试与评定    		 China National Standards
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    GB/T 32244-2015 Crop protection equipment—FiELd measurement of spray distribution in tree and bush crops
    植物保护机械 乔木和灌木作物喷雾量分布的田间测定    		 China National Standards
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    GB/T 32241-2015 Equipment for crop protection—Methods for the laboratory measurement of spray drift—Wind tunnELs
    植物保护机械 喷雾飘移的实验室测量方法 风洞试验    		 China National Standards
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    GB/T 32238-2015 General steEL castings suitable for low temperature and high pressure service
    低温承压通用铸钢件    		 China National Standards
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    GB/T 32230-2015 GuidELines for quality culture development in enterprises
    企业质量文化建设指南    		 China National Standards
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    GB/T 32212-2015 Standard practice for testing fixed-wavELength photometric detectors used in liquid chromatography
    液相色谱用固定波长光度检测器的测试方法    		 China National Standards
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    GB/T 32211-2015 Standard practice for testing variable-wavELength photometric detectors used in liquid chromatography
    液相色谱用可变波长光度检测器的测试方法    		 China National Standards
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    GB/T 32209-2015 Polycomponent dELeterious gas detection alarm
    多组分有害气体检测报警器    		 China National Standards
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    GB/T 32207-2015 Standard practice for use of ELectron-capture detectors in gas chromatography
    气相色谱用电子捕获检测器测试方法    		 China National Standards
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    GB/T 32206-2015 Standard practice for testing ELectrolytic conductivity detectors used in gas chromatography
    气相色谱用电导检测器测试方法    		 China National Standards
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    GB/T 32203-2015 Functional safety for safety instumented system in oil and gas pipELines—Acceptance code
    油气管道安全仪表系统的功能安全 验收规范    		 China National Standards
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    GB/T 32202-2015 Functional safety for safety instrumented system in oil and gas pipELines—Assessment code
    油气管道安全仪表系统的功能安全 评估规范    		 China National Standards
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    GB/T 32196-2015 Non-destructive testing instruments—ModEL designation method
    无损检测仪器 型号编制方法    		 China National Standards
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    GB/T 32194-2015 Hand-hELd digital multimeters
    手持式数字多用表    		 China National Standards
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    GB/T 32153-2015 GuidELines for document classification
    文献分类标引规则    		 China National Standards
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    GB/T 32146.2-2015 Technical requirements of design and construction for inspection and testing laboratory—Part 2: ELectrical laboratory
    检验检测实验室设计与建设技术要求 第2部分：电气实验室    		 China National Standards
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    GB/T 32294-2015 Forged unions, socket-wELding and threaded
    锻制承插焊和螺纹活接头    		 China National Standards
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    GB/T 32293-2015 Vacuum technology—SELection of leak test methods for vacuum equipment
    真空技术 真空设备的检漏方法选择    		 China National Standards
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    GB/T 29618.301-2015 FiELd device tool (FDT) interface specification—Part 301: Communication profile integration—FF fieldbus specification
    现场设备工具（FDT）接口规范 第301部分：通信行规集成 FF现场总线规范    		 China National Standards
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    GB/T 27758.2-2015 Industrial automation systems and integration—Diagnostics, capability assessment and maintenance applications integration—Part 2: Descriptions and definitions of application domain matrix ELements
    工业自动化系统与集成 诊断、能力评估以及维护应用集成 第2部分：应用领域矩阵元素描述与定义    		 China National Standards
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    GB/T 26790.3-2015 Industrial wirELess networks WIA Specification—Part 3: WIA-PA protocol conformance test specification
    工业无线网络WIA规范 第3部分：WIA-PA协议一致性测试规范    		 China National Standards
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    GB/T 26790.2-2015 Industrial wirELess networks WIA specification—Part 2: WIA System architecture and communication specification for factory automation (WIA-FA)
    工业无线网络WIA规范 第2部分：用于工厂自动化的WIA系统结构与通信规范    		 China National Standards
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    GB/T 24682.2-2015 Crop protection equipment—Drift classification of spraying equipment—Part 2：Classification of fiELd crop sprayers by field measurements
    植物保护机械 喷雾机飘移量分级 第2部分：田间测定大田作物喷雾机的分级    		 China National Standards
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    GB/T 23934-2015 Hot formed hELical compression springs—Technical requirement
    热卷圆柱螺旋压缩弹簧 技术条件    		 China National Standards
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    GB/T 21956.3-2015 Protective structure strength on narrow-track wheELed agricultural and forestry tractors—Testing method and acceptance condition—Part 3：Static testing method of rear mounted ROPS
    农林用窄轮距轮式拖拉机防护装置强度 试验方法和验收条件 第3部分：后置式静态试验方法    		 China National Standards
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    GB/T 21956.2-2015 Protective structure strength on narrow-track wheELed agricultural and forestry tractors—Testing method and acceptance condition—Part 2：Dynamic testing method of front mounted ROPS
    农林用窄轮距轮式拖拉机防护装置强度 试验方法和验收条件 第2部分：前置式动态试验方法    		 China National Standards
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    GB/T 21956.1-2015 Protective structure strength on narrow-track wheELed agricultural and forestry tractors—Testing method and acceptance condition—Part 1：Static testing method of front mounted ROPS
    农林用窄轮距轮式拖拉机防护装置强度 试验方法和验收条件 第1部分：前置式静态试验方法    		 China National Standards
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    GB/T 20818.1-2015 Industrial-process measurement and control—Data structures and ELements in process equipment catalogues—Part 1: Measuring equipment with analogue and digital output
    工业过程测量和控制 过程设备目录中的数据结构和元素 第1部分：带模拟量和数字量输出的测量设备    		 China National Standards
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    GB/T 18978.307-2015 Ergonomics of human-system interaction—Part 307: Analysis and compliance test methods for ELectronic visual displays
    人-系统交互工效学 第307部分：电子视觉显示器的分析和符合性试验方法    		 China National Standards
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    GB/T 1859.3-2015 Reciprocating internal combustion engines—Measurement of sound power levEL using sound pressure—Part 3: Precision methods for hemi-anechoic rooms
    往复式内燃机 声压法声功率级的测定 第3部分：半消声室精密法    		 China National Standards
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    GB/T 1859.2-2015 Reciprocating internal combustion engines—Measurement of sound power levEL using sound pressure—Part 2: Survey method
    往复式内燃机 声压法声功率级的测定 第2部分：简易法    		 China National Standards
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    GB/T 1859.1-2015 Reciprocating internal combustion engines—Measurement of sound power levEL using sound pressure—Part 1: Engineering method
    往复式内燃机 声压法声功率级的测定 第1部分：工程法    		 China National Standards
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    GB/T 18216.9-2015 ELectrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c.—Equipment for testing, measuring or monitoring of protective measures—Part 9: Equipment for insulation fault location in IT systems
    交流1000V和直流1500V以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第9部分：IT系统中的绝缘故障定位设备    		 China National Standards
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    GB/T 18216.8-2015 ELectrical safty in low voltage distribution systems up to 1000V a.c and 1500V d.c—Equipment for testing, measuring or monitoring of protective measures—Part 8: Insulation monitoring devices for IT systems
    交流1000V和直流1500V以下低压配电系统电气安全 防护设施的试验、测量或监控设备 第8部份：IT系统中绝缘监控装置    		 China National Standards
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    GB/T 17170-2015 Test method for the EL2 deep donor concentration in semi-insulating gallium arsenide single crystals by infrared absorption spectroscopy
    半绝缘砷化镓单晶深施主EL2浓度红外吸收测试方法    		 China National Standards
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    GB/T 16855.2-2015 Safety of machinery—Safety-rELated parts of control systems—Part 2: Validation
    机械安全 控制系统安全相关部件 第2部分：确认    		 China National Standards
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    GB/T 12224-2015 General requirements for industrial steEL valves
    钢制阀门 一般要求    		 China National Standards
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    GB/T 51152-2015 Code for engineering design of wavELength division multiplexing (WDM)optical fiber transmission systems
    波分复用(WDM)光纤传输系统工程设计规范    		 China National Standards
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    GB 51145-2015 Code for construction and acceptance of coal mine ELectrical equipment installation engineering
    煤矿电气设备安装工程施工与验收规范    		 China National Standards
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    GB 51143-2015 Code for design of disasters mitigation emergency congregate shELter
    防灾避难场所设计规范    		 China National Standards
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    GB 51022-2015 Technical code for steEL structure of light-weight building with gabled frames
    门式刚架轻型房屋钢结构技术规范    		 China National Standards
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    GB 50428-2015 Code for design of oil fiELd produced water treatment
    油田采出水处理设计规范    		 China National Standards
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    GB 50350-2015 Code for design of oil-gas gathering and transportation systems of oilfiELd
    油田油气集输设计规范    		 China National Standards
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    GB 50349-2015 Code for design of gas gathering and transportation system in gas fiELd
    气田集输设计规范    		 China National Standards
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    GB 50303-2015 Code for acceptance of construction quality of building ELectrical engineering
    建筑电气工程施工质量验收规范    		 China National Standards
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    GB 50292-2015 Standard for appraisal of rELiability of civil buildings
    民用建筑可靠性鉴定标准    		 China National Standards
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    GB/T 32263-2015 Highly purified compound—Reagent for pesticide residue analysis—Method of the gas chromatography with ELectron capture detector(ECD)
    高纯化合物 农残分析用化合物的测定 气相色谱-电子捕获检测器（ECD）法    		 China National Standards
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    GB/T 32151.5-2015 Requirements of the greenhouse gas emission accounting and reporting —Part 5: Iron and steEL production enterprises
    温室气体排放核算与报告要求 第5部分：钢铁生产企业    		 China National Standards
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    GB/T 32151.4-2015 Requirements of the greenhouse gas emission accounting and reporting —Part 4: Aluminum smELting production enterprise
    温室气体排放核算与报告要求 第4部分：铝冶炼企业    		 China National Standards
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    GB/T 32151.3-2015 Requirements of the greenhouse gas emission accounting and reporting —Part 3: Magnesium smELting production enterprise
    温室气体排放核算与报告要求 第3部分：镁冶炼企业    		 China National Standards
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    GB/T 32150-2015 General guidELine of the greenhouse gas emissions accounting and reporting for industrial enterprises
    工业企业温室气体排放核算和报告通则    		 China National Standards
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    GB 19299-2015 National Food Safety Standard-jELly
    食品安全国家标准 果冻    		 China National Standards
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    GB 1903.12-2015 National Food Safety Standard-Food Nutrition Enhancer- L - Se - methyl - sELenocysteine
    食品安全国家标准 食品营养强化剂 L-硒-甲基硒代半胱氨酸    		 China National Standards
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    GB 1903.9-2015 National Food Safety Standard-Food nutrition enhancer- sodium sELenite
    食品安全国家标准 食品营养强化剂 亚硒酸钠    		 China National Standards
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    GB 1886.66-2015 National Food Safety Standard-Food Additives-Monascus yELlow pigment
    食品安全国家标准 食品添加剂 红曲黄色素    		 China National Standards
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    GB 1886.64-2015 National Food Safety Standard-Food Additives-caramEL Colour
    食品安全国家标准 食品添加剂 焦糖色    		 China National Standards
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    GB 1886.61-2015 National Food Safety Standard-Food Additives-Safflower yELlow
    食品安全国家标准 食品添加剂 红花黄    		 China National Standards
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    GB 1886.30-2015 National Food Safety Standard-Food Additives-Cocoa shELl color
    食品安全国家标准 食品添加剂 可可壳色    		 China National Standards
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    GB 1886.104-2015 National food safety standard — Food additive — Quinoline yELlow
    食品安全国家标准 食品添加剂 喹啉黄    		 China National Standards
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    GB 1886.109-2015 National food safety standard — Food additive — Hydroxypropyl methyl cELlulose (HPMC)
    食品安全国家标准 食品添加剂 羟丙基甲基纤维素（HPMC）    		 China National Standards
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    GB 51158-2015 Code for design of tELecommunication cable line engineering
    通信线路工程设计规范    		 China National Standards
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    GB 50460-2015 Code for construction of oil and gas transmission pipELine aerial crossing engineering
    油气输送管道跨越工程施工规范    		 China National Standards
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    GB/T 32060-2015 Test method for gravELling impact resistance of high speed multiple unit windows
    高速动车组车窗玻璃抗砾石冲击试验方法    		 China National Standards
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    GB/T 32058-2015 Test method of resistance projectile impact and bird impact for high speed multiple unit windshiELd and coach body exterior protected construction
    高速动车组风挡玻璃及车体材料抗鸟撞、抗硬物冲击试验方法    		 China National Standards
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    GB/T 32162-2015 The labELing for eco-design product
    生态设计产品标识    		 China National Standards
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    GB/T 31710.1-2015 Standard of construction and service for recreational campground—Part 1 : GuidELines
    休闲露营地建设与服务规范 第1部分：导则    		 China National Standards
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    GB/T 18916.19-2015 Norm of water intake—Part 19: Lead smELting production
    取水定额 第19部分：铅冶炼生产    		 China National Standards
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    GB/T 18916.18-2015 Norm of water intake—Part 18: Copper smELting production
    取水定额 第18部分：铜冶炼生产    		 China National Standards
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    GB 32167-2015 Oil and gas pipELine integrity management specification
    油气输送管道完整性管理规范    		 China National Standards
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    GB/T 32099-2015 GuidELine for yeast products classification
    酵母产品分类导则    		 China National Standards
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    GB/T 32062-2015 In-situ test method for degradation ratio of vacuum degree of vacuum glazing—PhotoELastic method
    真空玻璃真空度衰减率现场检测方法 光弹法    		 China National Standards
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    GB/T 32055-2015 Microbeam analysis—ELectron probe microanalysis—Methods for elemental-mapping analysis using wavelengthdispersive spectroscopy
    微束分析 电子探针显微分析 波谱法元素面分析    		 China National Standards
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    GB/T 20726-2015 Microbeam analysis—SELected instrumental performance parameters for the specification and checking of energy dispersive X-ray spectrometers for use in electron probe microanalysis
    微束分析 电子探针显微分析X射线能谱仪主要性能参数及核查方法    		 China National Standards
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    GB 8031-2015 Industrial ELectric blasting cap
    工业电雷管    		 China National Standards
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    GB 32071-2015 GELatinous nitroglycerine explosive
    胶质硝化甘油炸药    		 China National Standards
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    GB/T 32080-2015 Non-destructive testing—Qualification of personnEL for limited application of non-destructive testing
    无损检测 有限应用无损检测的人员资格鉴定    		 China National Standards
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    GB/T 32076.7-2015 High-strength structural bolting assemblies for prELoading—Part 7: M39~M64—Hexagon bolt with large width across flats and nut assemblies
    预载荷高强度栓接结构连接副 第7部分：M39~M64 大六角头螺栓和螺母连接副    		 China National Standards
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    GB/T 32076.6-2015 High-strength structural bolting assemblies for prELoading—Part 6: Plain chamfered washers
    预载荷高强度栓接结构连接副 第6部分：倒角平垫圈    		 China National Standards
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    GB/T 32076.5-2015 High-strength structural bolting assemblies for prELoading—Part 5: Plain washers
    预载荷高强度栓接结构连接副 第5部分：平垫圈    		 China National Standards
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    GB/T 32076.4-2015 High-strength structural bolting assemblies for prELoading—Part 4: System HV—Hexagon bolt with large width across flats and nut assemblies
    预载荷高强度栓接结构连接副 第4部分：HV型 大六角头螺栓和螺母连接副    		 China National Standards
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    GB/T 32076.3-2015 High-strength structural bolting assemblies for prELoading—Part 3: System HR—Hexagon bolt with large width across flats and nut assemblies
    预载荷高强度栓接结构连接副 第3部分：HR型 大六角头螺栓和螺母连接副    		 China National Standards
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    GB/T 32076.2-2015 High-strength structural bolting assemblies for prELoading—Part 2: Suitability for preloading
    预载荷高强度栓接结构连接副 第2部分：预载荷适应性    		 China National Standards
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    GB/T 32076.1-2015 High-strength structural bolting assemblies for prELoading—Part 1: General requirements
    预载荷高强度栓接结构连接副 第1部分：通用要求    		 China National Standards
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    GB/T 32072-2015 BELt drives—Electrical conductivity of antistatic synchronous belts—Characteristics and test method
    带传动 抗静电同步带的导电性 要求和试验方法    		 China National Standards
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