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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 "GB" GB Standards List:
  • GB/T 28278.2-2012- English Version of China National Standard
    Plain bearings - Hydrostatic plain journal bearings without drainage grooves under steady-state conditions - Part 2: Characteristic values for calculation of oil-lubricated plain journal bearings without drainage grooves
    滑动轴承 稳态条件下不带回油槽流体静压径向滑动轴承 第2部分:不带回油槽油润滑径向滑动轴承计算的特性值
    GB 18469-2012- English Version of China National Standard
    Quality requirements for whole blood and blood components
    全血及成分血质量要求
    GB/T 28272-2012- English Version of China National Standard
    Metric screw threads with extra fine pitch - Series and basic dimensions
    米制超细牙螺纹 系列和基本尺寸
    GB/T 28389.1-2012- English Version of China National Standard
    Auto index milling head with axes A,C of main drive - Part 1: Testing of accuracy
    主传动驱动型AC轴自动分度铣头 第1部分:精度检验
    GB/T 28267.1-2012- English Version of China National Standard
    Steel cord conveyor belts - Part 1: Design,dimensions and mechanical requirements for conveyor belts for general use
    钢丝绳芯输送带 第1部分:普通用途输送带的设计、尺寸和机械要求
    GB 28395-2012- English Version of China National Standard
    Conveying,spraying and placing machines for concrete and mortar - Safety requirements
    混凝土及灰浆输送、喷射、浇注机械 安全要求
    GB/T 20456-2012- English Version of China National Standard
    Forestry machinery - Portable chain-saws - Non-manually actuated chain brake performance
    林业机械 便携式油锯 被动式锯链制动器性能要求及测试方法
    GB/T 28273-2012- English Version of China National Standard
    Process classification of tube and sheet hydroforming
    管、板液压成形工艺分类
    GB/T 28271-2012- English Version of China National Standard
    Metric screw threads with extra fine pitch - Tolerances
    米制超细牙螺纹 公差
    GB/T 28387.1-2012- English Version of China National Standard
    Safety requirements for the design and construction of printing and paper converting machines - Part 1: Common requirements
    印刷机械和纸加工机械的设计及结构安全规则 第1部分:一般要求
    GB/T 13361-2012- English Version of China National Standard
    Technical drawings - General terms
    技术制图 通用术语
    GB 6944-2012- English Version of China National Standard
    Classification and code of dangerous goods
    危险货物分类和品名编号
    GB/T 14665-2012- English Version of China National Standard
    Mechanical engineering drawings rules of CAD
    机械工程 CAD制图规则
    GB/T 28289-2012- English Version of China National Standard
    Test methods for composite performances of aluminium alloy thermal barrier profiles
    铝合金隔热型材复合性能试验方法
    GB/T 28372-2012- English Version of China National Standard
    Ferroalloys - Sampling and preparation of samples-General rules
    铁合金 取样和制样总则
    GB/T 28268-2012- English Version of China National Standard
    Rolling bearings - Specifications of pressed cages
    滚动轴承 冲压保持架技术条件
    GB/T 28284-2012- English Version of China National Standard
    Index system and methods for assessment of water-saving society
    节水型社会评价指标体系和评价方法
    GB/T 28287-2012- English Version of China National Standard
    Foot protection - Test method for footwear slip resistance
    足部防护 鞋防滑性测试方法
    GB/T 12212-2012- English Version of China National Standard
    Technical drawings - Dimensions,proportions and simplified representation for welding symbols
    技术制图 焊缝符号的尺寸、比例及简化表示法
    GB 17820-2012- English Version of China National Standard
    Natural gas
    天然气
    GB/T 18451.1-2012- English Version of China National Standard
    Wind turbine generator systems - Design requirements
    风力发电机组 设计要求
    GB/T 17889.1-2012- English Version of China National Standard
    Ladders - Part 1: Terms, types, functional sizes
    梯子 第1部分:术语、型式和功能尺寸
    GB/T 25749.5-2012- English Version of China National Standard
    Safety of machinery - Evaluation of the emission of airborne hazardous substances - Part 5: Test bench method for the measurement of the separation efficiency by mass of air cleaning systems with unducted outlet
    机械安全 空气传播的有害物质排放的评估 第5部分:测量不带导管出口的空气净化系统质量分离效率的试验台法
    GB/T 28276-2012- English Version of China National Standard
    Silicon-based MEMS fabrication technology - Specification for the dissolved wafer process
    硅基MEMS制造技术 体硅溶片工艺规范
    GB/T 28264-2012- English Version of China National Standard
    Lifting appliances - Managing system of safety monitoring
    起重机械 安全监控管理系统
    GB/T 28281-2012- English Version of China National Standard
    Plain bearings - Quality characteristics - Statistical process control (SPC)
    滑动轴承 质量特性 统计过程控制(SPC)
    GB/T 28369-2012- English Version of China National Standard
    Ferroalloys - Experimental methods for the evaluation of the quality variation and methods for checking the precision of sampling
    铁合金 评价品质波动和检查取样精度的试验方法
    GB/T 28269-2012- English Version of China National Standard
    Zigzag spring for seat - Technical specifications
    座椅用蛇形弹簧 技术条件
    GB/T 28392-2012- English Version of China National Standard
    Road construction and road maintenance machinery and equipment - Hot-air recirculating-type asphalt pavement hot recycling and maintenance machine
    道路施工与养护机械设备 热风式沥青混合料再生修补机
    GB/T 14176-2012- English Version of China National Standard
    Forestry machinery - Gasoline powered portable brush cutters and grass trimmers
    林业机械 以汽油机为动力的便携式割灌机和割草机
    GB/T 18960-2012- English Version of China National Standard
    Forestry machinery - Portable hand-held china-saws - Vocabulary
    林业机械 便携式油锯 词汇
    GB/T 25749.9-2012- English Version of China National Standard
    Safety of machinery - Evaluation of the emission of airborne hazardous substances - Part 9: Decontamination index
    机械安全 空气传播的有害物质排放的评估 第9部分:净化指数
    GB/T 24737.4-2012- English Version of China National Standard
    Guide for technological management - Part 4: Design of process program
    工艺管理导则 第4部分:工艺方案设计
    GB/T 28387.2-2012- English Version of China National Standard
    Safety requirements for the design and construction of printing and paper converting machines - Part 2: Printing、varnishing machines and pre-press machinery
    印刷机械和纸加工机械的设计及结构安全规则 第2部分:印刷机、上光机和印前机械
    GB/T 28389.2-2012- English Version of China National Standard
    Auto index milling head with axes A,C of main drive - Part 2: Specifications
    主传动驱动型AC轴自动分度铣头 第2部分:技术条件
    GB/T 28266-2012- English Version of China National Standard
    Non-destructive testing of pressure equipment - Qualification of radiographic film digitization systems
    承压设备无损检测 射线胶片数字化系统的鉴定方法
    GB/T 28390-2012- English Version of China National Standard
    High speed five-side machining center for curtain wall aluminium alloy profiles
    幕墙铝型材高速五面加工中心
    GB/T 28386-2012- English Version of China National Standard
    Noise measurement methods for printing, paper converting, paper making machines and auxiliary equipment - Accuracy grades 2 and 3
    印刷、纸加工、造纸机械和辅助设备的噪声测量方法 准确度等级2和3
    GB 28379-2012- English Version of China National Standard
    Minimum allowable values of water efficiency and water efficiency grades for flush valve for water closets
    便器冲洗阀用水效率限定值及用水效率等级
    GB 28378-2012- English Version of China National Standard
    Minimum allowable values of water efficiency and water efficiency grades for showers
    淋浴器用水效率限定值及用水效率等级
    GB 28374-2012- English Version of China National Standard
    Fireproof coating for electric cable
    电缆防火涂料
    GB/T 16675.2-2012- English Version of China National Standard
    Technical drawings - Simplified representation - Part 2: Dimensioning
    技术制图 简化表示法 第2部分:尺寸注法
    GB/T 25749.7-2012- English Version of China National Standard
    Safety of machinery - Evaluation of the emission of airborne hazardous substances - Part 7: Test bench method for the measurement of the pollutant concentration parameter
    机械安全 空气传播的有害物质排放的评估 第7部分:测量污染物浓度参数的试验台法
    GB/T 25749.6-2012- English Version of China National Standard
    Safety of machinery - Evaluation of the emission of airborne hazardous substances - Part 6: Test bench method for the measurement of the separation efficiency by mass of air cleaning systems with ducted outlet
    机械安全 空气传播的有害物质排放的评估 第6部分:测量带导管出口的空气净化系统质量分离效率的试验台法
    GB/T 239.2-2012- English Version of China National Standard
    Metallic materials - Wire - Part 2: Reverse torsion test
    金属材料 线材 第2部分:双向扭转试验方法
    GB/T 28274-2012- English Version of China National Standard
    Silicon-based MEMS fabrication technology - The basic regulation of layout design
    硅基MEMS制造技术 版图设计基本规则
    GB/T 28288-2012- English Version of China National Standard
    Foot protection - Toecaps and penetration-resistant inserts
    足部防护 足趾保护包头和防刺穿垫
    GB/T 28277-2012- English Version of China National Standard
    Silicon-based MEMS fabrication technology - Measurement method of cutting and pull-press strength of micro bonding area
    硅基MEMS制造技术 微键合区剪切和拉压强度检测方法
    GB/T 3094-2012- English Version of China National Standard
    Cold drawn shaped steel tubes
    冷拔异型钢管
    GB 28375-2012- English Version of China National Standard
    Fireproof coatings for concrete structure
    混凝土结构防火涂料

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