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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 "Y" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 20080-2017 General specification for hYdraulic filters element
    液压滤芯技术条件    		 China National Standards
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    GB/T 33667-2017 Specification of career guidance service for universitY and college graduates
    高校毕业生就业指导服务规范    		 China National Standards
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    GB/T 13487-2017 SYnchronous belts for general drive
    一般传动用同步带    		 China National Standards
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    GB/T 33627-2017 General requirement of aero-derivative gas turbine assemblY enclosure
    航空派生型燃气轮机机组箱装体通用技术要求    		 China National Standards
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    GB/T 33591-2017 Technical specification of time sYnchronism system and equipment in smart substation
    智能变电站时间同步系统及设备技术规范    		 China National Standards
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    GB/T 33607-2017 Smart grid operation and control sYstem architecture
    智能电网调度控制系统总体框架    		 China National Standards
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    GB/T 33604-2017 Simple service interface specification for power sYstem
    电力系统简单服务接口规范    		 China National Standards
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    GB/T 33602-2017 General service protocol for electric power sYstem
    电力系统通用服务协议    		 China National Standards
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    GB/T 33603-2017 Coding specification of dYnamic message for electric power system model and data
    电力系统模型数据动态消息编码规范    		 China National Standards
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    GB/T 33605-2017 Specification of message mail for power sYstem
    电力系统消息邮件传输规范    		 China National Standards
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    GB/T 18149-2017 Centrifugal,mixed flow and axial pumps—Code for hYdraulic performance tests—Precision class
    离心泵、混流泵和轴流泵 水力性能试验规范 精密级    		 China National Standards
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    GB/T 33646-2017 Determination of the ester compounds in motor rasoline—Gas chromatographY
    车用汽油中酯类化合物的测定 气相色谱法    		 China National Standards
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    GB/T 33629-2017 Wind turbine generator sYstems—Lightning protection
    风力发电机组 雷电保护    		 China National Standards
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    GB/T 33632-2017 General installation requirements for aero-derivative gas turbine assemblY
    航空派生型燃气轮机成套设备安装通用技术要求    		 China National Standards
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    GB/T 33578.2-2017 Guideline of risk based inspection of complete units—Part 2：CatalYtic cracking units
    成套装置基于风险的检验细则 第2部分：催化裂化装置    		 China National Standards
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    GB/T 33642-2017 Tractor tires for agriculture and forestrY—Test procedures of quick abrasion resistance
    农林拖拉机轮胎 快速耐磨试验方法    		 China National Standards
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    GB/T 33641.1-2017 Tractors and machinerY for agriculture and forestry—Seat belts—Part 1: Anchorage location requirement
    农林拖拉机和机械 安全带 第1部分：固定装置位置要求    		 China National Standards
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    GB/T 33641.2-2017 Tractors and machinerY for agriculture and forestry—Seat belts—Part 2：Anchorage strength requirements
    农林拖拉机和机械 安全带 第2部分：固定装置强度要求    		 China National Standards
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    GB/T 31983.31-2017 Narrow band power line communication over low-voltage mains—Part 31：Narrow band orthogonal frequencY division multiplexing power line—Communication physical layer specification
    低压窄带电力线通信 第31部分：窄带正交频分复用电力线通信 物理层规范    		 China National Standards
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    GB/T 33597-2017 ContinuouslY transposed conductors
    换位导线    		 China National Standards
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    GB/T 5392-2017 ForestrY machinery—Portable hand-held chain-saws
    林业机械 便携手持式油锯    		 China National Standards
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    GB/T 2878.3-2017 Connections for hYdraulic fluid power—Ports and stud ends with metric threads and O-ring sealing—Part 3: light-duty stud ends (L series)
    液压传动连接 带米制螺纹和O形圈密封的油口和螺柱端 第3部分：轻型螺柱端（L系列）    		 China National Standards
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    GB/T 33686-2017 General rules for analYtical and testing methods of coal mine water
    煤矿水水质分析的一般规定    		 China National Standards
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    GB/T 1859.4-2017 Reciprocating internal combustion engines—Measurement of sound power levels using sound pressure—Part 4:SurveY method using a reference sound source
    往复式内燃机 声压法声功率级的测定 第4部分：使用标准声源简易法    		 China National Standards
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    GB/T 33559-2017 Technical requirement and method of measurement for signal analYzer of digital terrestrial television
    地面数字电视信号分析仪技术要求和测量方法    		 China National Standards
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    GB/T 33641.3-2017 Tractors and machinerY for agriculture and forestry—Seat belts—Part 3：Requirements for assemblies
    农林拖拉机和机械 安全带 第3部分：总成要求    		 China National Standards
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    GB/T 33579-2017 SafetY of machinery—Control methods of hazardous energy—Lockout/Tagout
    机械安全 危险能量控制方法 上锁/挂牌    		 China National Standards
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    GB/T 33644-2017 NC press brake—Testing of the accuracY
    数控板料折弯机 精度    		 China National Standards
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    GB/T 33639-2017 CNC hYdraulic punching and drilling composite machine for plates
    数控液压冲钻复合机    		 China National Standards
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    GB/T 33719-2017 Guide for addressing sustainabilitY in standards
    标准中融入可持续性的指南    		 China National Standards
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    GB/T 33672-2017 CavitY Ring-Down Spectroscopy system for measurement of atmospheric methane
    大气甲烷光腔衰荡光谱观测系统    		 China National Standards
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    GB/T 33723-2017 Grade requirements of subjective evaluator for the acoustic qualitY of musical instrument
    乐器声学品质主观评价人员等级规范    		 China National Standards
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    GB/T 33640-2017 Installation qualitY inspection code of rack and pinion hoists for persons and materials
    齿轮齿条式人货两用施工升降机安装质量检验规程    		 China National Standards
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    GB/Z 33586-2017 SafetY procedures for reduction of risk outside a structure
    降低户外雷击风险的安全措施    		 China National Standards
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    GB/T 29265.402-2017 Information technologY—Information device intelligent grouping and resource sharing—Part 402: Application profile
    信息技术 信息设备资源共享协同服务 第402部分：应用框架    		 China National Standards
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    GB/T 29265.501-2017 Information technologY—Information device intelligent grouping and resource sharing—Part 501: Test
    信息技术 信息设备资源共享协同服务 第501部分：测试    		 China National Standards
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    GB/T 33584.5-2017 Seawater qualitY requirements and analysis methods for seawater cooling system—Part 5: Determination of dissolved solid
    海水冷却水质要求及分析检测方法 第5部分：溶解固形物的测定    		 China National Standards
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    GB/T 20139.2-2017 Electrical insulation sYstems—Thermal evaluation of modifications to an established electrical insulation system(EIS)—Part 2:Form-wound EIS
    电气绝缘系统 已确定等级的电气绝缘系统（EIS）组分调整的热评定 第2部分：成型绕组EIS    		 China National Standards
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    GB/T 33738-2017 Mobile PaYment—Technical requirements for intellegent card based on 2.45GHz RRC(range controlled communication) technology
    手机支付 基于2.45GHz RCC（限域通信）技术的智能卡技术要求    		 China National Standards
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    GB/T 33736-2017 Mobile paYment—Technical requirements for contactless radio frequency interface based on 2.45GHz range controlled communication technology
    手机支付 基于2.45GHz RCC（限域通信）技术的非接触射频接口技术要求    		 China National Standards
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    GB/T 33584.1-2017 Seawater qualitY requirements and analysis method for seawater cooling system—Part 1:Determination of calcium and magnesium
    海水冷却水质要求及分析检测方法 第1部分：钙、镁离子的测定    		 China National Standards
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    GB/T 33657-2017 Nanotechnologies—Electrical operating parameter test specification of wafer level nano-scale phase change memorY cells
    纳米技术 晶圆级纳米尺度相变存储单元电学操作参数测试规范    		 China National Standards
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    GB/T 33741-2017 Mobile paYment—Technical requirements for contactless reader terminal based on 2.45GHz range controlled communication technology
    手机支付 基于2.45GHz RCC（限域通信）技术的非接触式读写器终端技术要求    		 China National Standards
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    GB/T 33737-2017 Mobile paYment—Test methods for intellegent card based on 2.45GHz RRC(range controlled communication) technology
    手机支付 基于2.45GHz RCC（限域通信）技术的智能卡测试方法    		 China National Standards
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    GB/T 33753-2017 General specification for rotarY automatic filling-capping machine for high viscosity fluid
    回转式全自动粘流体灌装封盖机通用技术要求    		 China National Standards
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    GB/T 33744-2017 EmergencY shelter for earthquake disasters—Guidelines on the operation and management
    地震应急避难场所 运行管理指南    		 China National Standards
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    GB/T 18183-2017 Fatigue test method for automotive sYnchronous belt
    汽车同步带疲劳试验方法    		 China National Standards
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    GB/T 33802-2017 Ships and marine technologY—Ship recycling management systems—Guidelines for selection of ship recyclers(and pro forma contract)
    船舶与海上技术 拆船管理体系 拆船厂选择导则（和形式合同）    		 China National Standards
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    GB/T 33801-2017 Ships and marine technologY—Ship recycling management systems—Requirements for bodies providing audit and certification of ship recycling management
    船舶与海上技术 拆船管理体系 对拆船管理审核和认证机构的要求    		 China National Standards
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    GB/T 33565-2017 Information securitY technology—Security technology requirements for wireless local area network(wlan) access system (EAL2+)
    信息安全技术 无线局域网接入系统安全技术要求（评估保障级2级增强)    		 China National Standards
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    GB/T 4663-2017 Rolling bearings—CYlindrical thrust roller bearings—Boundary dimensions
    滚动轴承 推力圆柱滚子轴承 外形尺寸    		 China National Standards
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    GB/T 33584.4-2017 Seawater qualitY requirements and analysis methods for seawater cooling system—Part 4: Determination of sulfate
    海水冷却水质要求及分析检测方法 第4部分：硫酸盐的测定    		 China National Standards
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    GB/T 33721-2017 ReliabilitY test methods for LED luminaries
    LED灯具可靠性试验方法    		 China National Standards
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    GB/T 33717-2017 E-commerce credit—Credit specification of B2B third-partY transaction platform
    电子商务信用 B2B第三方交易平台信用规范    		 China National Standards
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    GB/T 33588.3-2017 Lightning protection sYstem components(LPSC)—Part 3: Requirements for isolating spark gaps(ISG)
    雷电防护系统部件（LPSC） 第3部分：隔离放电间隙(ISG)的要求    		 China National Standards
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    GB/T 33588.5-2017 Lightning protection sYstem components(LPSC)—Part 5: Requirements for earth electrode inspection housings and earth electrode seals
    雷电防护系统部件（LPSC） 第5部分：接地极检测箱和接地极密封件的要求    		 China National Standards
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    GB/T 33582-2017 General principles of structural finite element analYsis for mechanical products
    机械产品结构有限元力学分析通用规则    		 China National Standards
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    GB/T 33105-2016 MethYl formate for industrial use
    工业用甲酸甲酯    		 China National Standards
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    GB/T 33107-2016 DimethYl carbonate for industrial use
    工业用碳酸二甲酯    		 China National Standards
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    GB/T 33070-2016 1-VinYl-2-pyrrolidinone homopolymer for industrial use
    工业用聚N-乙烯基吡咯烷酮    		 China National Standards
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    GB 18580-2017 Indoor decorating and refurbishing materials—Limit of formaldehYde emission of wood-based panels and finishing products
    室内装饰装修材料 人造板及其制品中甲醛释放限量    		 China National Standards
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    GB 5009.138-2017 National food safetY standard - Determination of nickel in food
    食品安全国家标准 食品中镍的测定    		 China National Standards
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    GB 5009.93-2017 National food safetY standard - Determination of selenium in food
    食品安全国家标准 食品中硒的测定    		 China National Standards
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    GB 5009.14-2017 National food safetY standard - Determination of Zinc in Food
    食品安全国家标准 食品中锌的测定    		 China National Standards
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    GB 5009.91-2017 National food safetY standard - Determination of potassium and sodium in food
    食品安全国家标准 食品中钾、钠的测定    		 China National Standards
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    GB 5009.182-2017 National food safetY standard - Determination of aluminum in food
    食品安全国家标准 食品中铝的测定    		 China National Standards
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    GB 5009.241-2017 National food safetY standard - Determination of magnesium in food
    食品安全国家标准 食品中镁的测定    		 China National Standards
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    GB 5009.242-2017 National food safetY standard - Determination of manganese in food
    食品安全国家标准 食品中铜的测定    		 China National Standards
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    GB 5009.12-2017 National food safetY standard - Determination of lead in food
    食品安全国家标准 食品中铅的测定    		 China National Standards
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    GB 2762-2017 National food safetY standard - Contaminant limits in food
    食品安全国家标准 食品中污染物限量    		 China National Standards
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    GB 2761-2017 National food safetY standard - Fungi toxins in food
    食品安全国家标准 食品中真菌毒素限量    		 China National Standards
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    GB/T 19685-2017 Prestressed concrete cYlinder pipe
    预应力钢筒混凝土管    		 China National Standards
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    GB/T 13477.17-2017 Test method for building sealants—Part 17：Determination of elastic recoverY
    建筑密封材料试验方法 第17部分：弹性恢复率的测定    		 China National Standards
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    GB/T 33535-2017 Specification of job intermediarY service
    职业介绍服务规范    		 China National Standards
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    GB/T 33534-2017 Specification of unemploYment registration management service
    失业登记管理服务规范    		 China National Standards
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    GB/T 33553-2017 FacilitY requirements for public employment service centers
    公共就业服务中心设施设备要求    		 China National Standards
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    GB/T 33543.3-2017 Ocean energY terminology—Part 3: Power station
    海洋能术语 第3部分：电站    		 China National Standards
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    GB/T 33531-2017 Specification of emploYment assistance service
    就业援助服务规范    		 China National Standards
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    GB/T 33532-2017 Specification of emploYment registration management service
    就业登记管理服务规范    		 China National Standards
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    GB/T 33551-2017 Portable small-tYpe diesel engine-pumps direct-linking unit—Specification for performance evaluation
    轻小型柴油机-泵直联机组 性能评价规范    		 China National Standards
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    GB/T 33540.4-2017 Lubricants for wind turbine—Part 4: HYdraulic oils
    风力发电机组专用润滑剂 第4部分：液压油    		 China National Standards
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    GB/T 33543.1-2017 Ocean energY terminology—Part 1：General
    海洋能术语 第1部分：通用    		 China National Standards
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    GB/T 33543.2-2017 Ocean energY terminology—Part 2：Survey and assessment
    海洋能术语 第2部分：调查和评价    		 China National Standards
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    GB 25502-2017 Minimum allowable values of water efficiencY and water efficiency grades for water closets
    坐便器水效限定值及水效等级    		 China National Standards
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    GB/T 25724-2017 Technical specifications for surveillance video and audio coding for public securitY
    公共安全视频监控数字视音频编解码技术要求    		 China National Standards
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    GB/T 33502-2017 Surface chemical analYsis—Recording and reporting data in X-ray photoelectron spectroscopy（XPS）
    表面化学分析 X射线光电子能谱（XPS）数据记录与报告的规范要求    		 China National Standards
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    GB/T 33503-2017 AnalYtical method of the chemical composition in the glass containing lead
    含铅玻璃化学成分分析方法    		 China National Standards
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    GB/T 33501-2017 Test method for tensile propertY of C/C composites
    碳/碳复合材料拉伸性能试验方法    		 China National Standards
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    GB/T 33498-2017 Surface chemical analYsis—Characterization of nanostructured materials
    表面化学分析 纳米结构材料表征    		 China National Standards
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    GB/T 711-2017 Hot-rolled qualitY carbon structural steel plates sheets and strips
    优质碳素结构钢热轧钢板和钢带    		 China National Standards
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    GB/T 19346.1-2017 Amorphous and nanocrYstalline alloys measurement methods—Part 1：AC magnetic properties by the use of ring specimens
    非晶纳米晶合金测试方法 第1部分：环形试样交流磁性能    		 China National Standards
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    GB/T 33463.1-2017 TechnologY specification of seawater desalination for iron and steel industry—Part 1: Low temperature multiple effect distillation
    钢铁行业海水淡化技术规范 第1部分：低温多效蒸馏法    		 China National Standards
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    GB/T 3274-2017 Hot-rolled plates、sheets and strips of carbon structural steels and high strength low alloY structural steels
    碳素结构钢和低合金结构钢热轧钢板和钢带    		 China National Standards
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    GB/T 33510-2017 ConveYor belts with heat-resistant rubber covers—Heat resistance of covers—Requirements and test methods
    耐热橡胶覆盖层输送带 覆盖层的耐热性 要求和试验方法    		 China National Standards
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    GB/T 33514-2017 Steel cord conveYor belts—Determination of the lateral and vertical displacement of steel cords
    钢丝绳芯输送带 钢丝绳横向和垂直位移的测定    		 China National Standards
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    GB/T 21649.2-2017 Particle size analYsis—Image analysis methods—Part2：Dynamic image analysis methods
    粒度分析 图像分析法 第2部分：动态图像分析法    		 China National Standards
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    GB/T 33526-2017 GeneticallY modified organism detection method by digital PCR
    转基因植物产品数字PCR检测方法    		 China National Standards
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    GB/T 33538-2017 Basic requirements of tourism facilities in island citY and coastal city
    海岛及滨海型城市旅游设施基本要求    		 China National Standards
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    GB/T 9239.32-2017 Mechanical vibration—Rotor balancing—Part32：Shaft and fitment keY convention
    机械振动 转子平衡 第32部分：轴与配合件平衡的键准则    		 China National Standards
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    GB/T 33512-2017 Textile conveYor belts—Determination of the net length of an endless (spliced) conveyor belt
    织物芯输送带 环形输送带（拼接）净长度的测定    		 China National Standards
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