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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.
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    GB/T 43582-2023 Blockchain and Distributed Accounting Technology Application Programming Interface Middleware Technology Guide
    区块链和分布式记账技术 应用程序接口 中间件技术指南
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    GB/T 43580-2023 Blockchain and Distributed Accounting Technology General Service Guide for Certificate Deposits
    区块链和分布式记账技术 存证通用服务指南
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    GB/T 43579-2023 Blockchain and distributed accounting technology Smart contract life cycle management technical specifications
    区块链和分布式记账技术 智能合约生命周期管理技术规范
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    GB/T 43575-2023 Blockchain and distributed accounting technology system testing specifications
    区块链和分布式记账技术 系统测试规范
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    GB/T 43572-2023 Blockchain and Distributed Ledger Technology Terminology
    区块链和分布式记账技术 术语
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    GB 24542-2023 Fall protection Self-locking device with rigid guide rails
    坠落防护 带刚性导轨的自锁器
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    GB/T 43432.3-2023 Metallic materials - Barcol hardness test Part 3: Calibration of standard hardness blocks
    金属材料 巴氏硬度试验 第3部分:标准硬度块的标定
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    GB/T 42907-2023 Testing of non-equilibrium carrier recombination lifetime in silicon ingots, silicon blocks and silicon wafers Non-contact eddy current induction method
    硅锭、硅块和硅片中非平衡载流子复合寿命的测试 非接触涡流感应法
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    GB/T 42826-2023 Radio controlled clock signal reception test method
    电波钟 信号接收测试方法
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    GB/T 26716-2023 Clocks Antimagnetic Watches
    钟表 防磁手表
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    GB/T 42570-2023 Information Security Technology Blockchain Technology Security Framework
    信息安全技术 区块链技术安全框架
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    GB/T 42571-2023 Information Security Technology Blockchain Information Service Security Specifications
    信息安全技术 区块链信息服务安全规范
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    GB/T 42752-2023 Blockchain and Distributed Ledger Technology Reference Architecture
    区块链和分布式记账技术 参考架构
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    GB 18436-2022 Engine Logbook and Clock Record Book
    轮机日志和车钟记录簿
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    GB/T 5900.2-2022 Machine tools - Dimensions of spindle end and chuck connection - Part 2: Cam-lock type
    机床 主轴端部与卡盘连接尺寸 第2部分:凸轮锁紧型
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    GB/T 17394.3-2022 Metallic materials - Leeb hardness test - Part 3: Calibration of standard hardness blocks
    金属材料 里氏硬度试验 第3部分:标准硬度块的标定
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    GB/T 230.3-2022 Metallic materials - Rockwell hardness test - Part 3: Calibration of standard hardness blocks
    金属材料 洛氏硬度试验 第3部分:标准硬度块的标定
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    GB/T 21838.3-2022 Metallic materials - Instrumented indentation tests for hardness and material parameters - Part 3: Calibration of standard blocks
    金属材料 硬度和材料参数的仪器化压入试验 第3部分:标准块的标定
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    GB/T 231.3-2022 Metallic materials - Brinell hardness test - Part 3: Calibration of standard hardness blocks
    金属材料 布氏硬度试验 第3部分:标准硬度块的标定
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    GB/T 34722-2017 Impregnated film paper veneer plywood and blockboard "No. 1 Amendment"
    浸渍胶膜纸饰面胶合板和细木工板《第1号修改单》
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    GB/T 19769.4-2022 Function blocks - Part 4: Rules for consistent line rules
    功能块 第4部分:一致性行规的规则
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    GB/T 19769.2-2022 Function blocks - Part 2: requirements for software tools
    功能块 第2部分:软件工具要求
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    GB/T 19769.1-2022 Function block part 1: structure
    功能块 第1部分:结构
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    GB/T 41503-2022 Preparation of refractory sprayed material test block with amorphous refractory pneumatic nozzle and mixed spray gun
    不定形耐火材料 气动喷嘴混合型喷枪制备耐火喷射料试块
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    GB/T 14536.13-2022 Electric automatic controllers - Part 13: Particular requirements for electric door locks
    电自动控制器 第13部分:电动门锁的特殊要求
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    GB/T 42207.5-2022 Connectors for electronic equipment - Product requirements - Rectangular connectors - Part 5: Detail specification for snap lock rewirable power connectors with rated voltage DC 250 V and rated current 30 A
    电子设备用连接器 产品要求 矩形连接器 第5部分:额定电压直流250 V额定电流30 A卡扣锁紧可重复接线电源连接器详细规范
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    GB/T 42098-2022 Thin Self-locking Nuts with Lug Plates for Aerospace
    航空航天用单耳托板薄自锁螺母
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    GB/T 42179-2022 MJ Thread Dodecagonal Spline Self-locking Nuts for Aerospace
    航空航天用MJ螺纹十二角花键自锁螺母
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    GB/T 42094-2022 Swimming self-locking nuts for aerospace with MJ thread double lug support plate with countersunk head socket
    航空航天用带沉头窝的MJ螺纹双耳托板游动自锁螺母
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    GB/T 42095-2022 Swimming self-aligning self-locking nuts for MJ thread double-ear brackets for aerospace
    航空航天用MJ螺纹双耳托板游动自调心自锁螺母
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    GB/T 42252-2022 Torque and pretightening force test method of high lock nut for aviation
    航空用高锁螺母力矩及预紧力测试方法
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    GB/T 42178-2022 Requirements for the interface of cargo entering and exiting the space station airlock
    空间站气闸舱进出货物接口要求
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    GB/T 14048.22-2022 Low-voltage switchgear and controlgear - Part 7-4: Auxiliary devices - PCB terminal blocks for copper conductors
    低压开关设备和控制设备 第7-4部分:辅助器件 铜导体的PCB接线端子排
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    GB/T 28826.4-2022 Information technology - Common biometric interchange format framework - Part 4: Security block format specification
    信息技术 公用生物特征识别交换格式框架 第4部分:安全块格式规范
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    GB/T 4678.15-2021 Die casting dies—Components—Part 15: Spacer blocks
    压铸模 零件 第15部分:垫块
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    GB/T 37162.3-2021 Hydraulic fluid power-Monitoring the level of particulate contamination of the fluid-Part 3:Use of the filter blockage technique
    液压传动 液体颗粒污染度的监测 第3部分:利用滤膜阻塞技术
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    GB/T 39992-2021 Sensory analysis—Methodology—Balanced incomplete block designs
    感官分析 方法学 平衡不完全区组设计
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    GB/T 24295-2021 Intelligent mail & parcel locker
    智能信包箱
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    GB/T 39935-2021 Plastics—Film and sheeting—Determination of blocking resistance
    塑料制品 薄膜和片材 抗粘连性的测定
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    GB/T 39934-2021 Plastics—Film and sheeting—Determination of blocking resistance
    家具中挥发性有机化合物的筛查检测方法 气相色谱-质谱法
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    GB/T 11313.41-2021 Radio-frequency connectors—Part 41: Sectional specification for CQA series quick lock R.F. coaxial connectors
    射频连接器 第41部分: CQA系列快速锁紧射频连接器分规范
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    GB/T 41108.3-2021 Safety of machinery -- Safety requirements for interlocking devices -- Part 3: Trapped key interlocking devices and systems
    机械安全 联锁装置的安全要求 第3部分:截留钥匙联锁装置及系统
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    GB/T 41108.2-2021 Safety of machinery -- Safety requirements for interlocking devices -- Part 2: Interlocking devices with guard-locking
    机械安全 联锁装置的安全要求 第2部分:带防护锁定的联锁装置
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    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
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    GB/T 41114-2021 Non-destructive testing -- Ultrasonic testing -- Specification for a calibration block for phased array testing(PAUT)
    无损检测? 超声检测 相控阵超声检测标准试块规范
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    GB/T 41027-2021 Aluminum alloy MJ thread with small flange blind hole self locking insert for aviation
    航空用MJ螺纹铝合金带小凸缘盲孔自锁镶嵌件
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    GB/T 11313.42-2021 Radio-frequency connectors -- Part 42: Sectional specification for CQN series quick lock RF connectors
    射频连接器 第42部分:CQN系列快速锁紧射频连接器分规范
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    GB/T 17964-2021 Information security technology—Modes of operation for a block cipher
    信息安全技术 分组密码算法的工作模式
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    GB/T 11968-2020 Autoclaved aerated concrete blocks
    蒸压加气混凝土砌块
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    GB/T 39036-2020 Integrity requirements of block fabrication for ship
    船舶分段制造完整性要求
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    GB/T 38752-2020 Difficult-flammable blockboard
    难燃细木工板
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    GB/T 39724-2020 Technical specifications and testing methods for cesium atomic clock
    铯原子钟技术要求及测试方法
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    GB/T 15852.1-2020 Information technology—Security techniques—Message authentication codes—Part 1: Mechanisms using a block cipher
    信息技术 安全技术 消息鉴别码 第1部分:采用分组密码的机制
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    GB/T 39432-2020 Non-destructive testing—Ultrasonic testing—Specification for step wedge calibration block
    无损检测 超声检测 阶梯试块
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    GB/T 18852-2020 Non-destructive testing—Ultrasonic testing—Reference blocks and test procedures for the characterization of contact probe sound beams
    无损检测 超声检测 测量接触探头声束特性的参考试块和方法
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    GB/T 25318-2019 locking devices for ball and socket couplings of string insulator units—Dimensions and tests
    绝缘子串元件球窝联接用锁紧销 尺寸和试验
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    GB/T 25318-2019 locking devices for ball and socket couplings of string insulator units—Dimensions and tests
    绝缘子串元件球窝联接用锁紧销 尺寸和试验
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    GB/T 38021-2019 Analogue quartz clocks—Timing accuracy
    指针式石英钟 走时精度
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    GB/T 37981-2019 Analysis techniques for dependability—Reliability block diagram and boolean methods
    可信性分析技术 可靠性框图法和布尔代数法
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    GB/T 37737-2019 Information technology—Cloud computing—General technique requirements of distributed block storage system
    信息技术 云计算 分布式块存储系统总体技术要求
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    GB 38030.5-2019 Dimensions series of standard transport ship types passing the locks of inland rivers—Part 5:Heilongjiang-Songhuajiang River
    内河过闸运输船舶标准船型主尺度系列 第5部分:黑龙江-松花江
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    GB 38030.4-2019 Dimensions series of standard transport ship types passing the locks of inland rivers—Part 4:The “three lanes” of the Pearl River system
    内河过闸运输船舶标准船型主尺度系列 第4部分:珠江水系“三线”
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    GB 38030.3-2019 Dimensions series of standard transport ship types passing the locks of inland rivers—Part 3:Xijiang main river
    内河过闸运输船舶标准船型主尺度系列 第3部分:西江航运干线
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    GB 38030.2-2019 Dimensions series of standard transport ship types passing the locks of inland rivers—Part 2:Grand Canal and Huai River system
    内河过闸运输船舶标准船型主尺度系列 第2部分:京杭运河、淮河水系
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    GB 38030.1-2019 Dimensions series of standard transport ship types passing the locks of inland rivers—Part 1:Changjiang River system
    内河过闸运输船舶标准船型主尺度系列 第1部分:长江水系
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    GB/T 37751.1-2019 Residual current operated circuit-breakers for household and similar use—Part 1: Outline of blocks and modules for residual current devices standard
    家用和类似用途的剩余电流动作断路器 第1部分:剩余电流电器标准的独立模块和单元模块概述
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    GB/T 37634-2019 locksets—Test methods
    锁具 测试方法
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    GB/T 37462-2019 locking threads with 30 degree wedge ramp
    30°楔形防松螺纹
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    GB/T 36920-2018 locksets─Terminology
    锁具-术语
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    GB/T 36987-2018 Testing methods of anti lock braking system(ABS) performance for automobiles
    汽车防抱制动系统(ABS)性能检测方法
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    GB/T 37157-2018 Safety of machinery—Evaluation of fault masking serial connection of interlocking devices with potential free contacts
    机械安全-串联的无电势触点联锁装置故障掩蔽的评价
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    GB/T 37600.6-2018 National central product classification—Product category core metadata—Part 6: Clock and watch
    全国主要产品分类-产品类别核心元数据-第6部分:钟表
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    GB/T 36224-2018 Inserts for aviation,self-locking with MJ threads, open type, in aluminium alloy
    航空用MJ螺纹铝合金通孔自锁镶嵌件
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    GB/Z 21099.6-2018 Function blocks(FB) for process control and electronic device description language(EDDL)—Part 6: Meeting the requirements for integrating fieldbus devices in engineering tools for field devices
    过程控制用功能块(FB)和电子设备描述语言(EDDL) 第6部分:满足现场设备工程工具对集成现场总线设备的需求
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    GB/T 21099.3-2018 Function block(FB) for process control—Part 3: Electronic device description language(EDDL)
    过程控制用功能块(FB) 第3部分:电子设备描述语言(EDDL)
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    GB/T 36153-2018 Aluminium alloy MJ threads inserts of self-locking floating nut for aviation
    航空用MJ螺纹铝合金带游动自锁螺母的镶嵌件
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    GB/T 36515-2018 Concrete product machinery—Safety requirements for block making machines
    混凝土制品机械 砌块成型机安全要求
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    GB/T 36535-2018 Autoclaved fly ash hollow bricks and blocks
    蒸压粉煤灰空心砖和空心砌块
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    GB/T 36253-2018 Inserts for aviation, self-locking with MJ threads, closed type, in aluminium alloy
    航空用MJ螺纹铝合金盲孔自锁镶嵌件
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    GB/T 36534-2018 Foamed concrete blocks filled with ceramsite
    陶粒发泡混凝土砌块
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    GB/T 7813-2018 Rolling bearings-Split type plummer block housings-Boundary dimensions
    滚动轴承 剖分立式轴承座 外形尺寸
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    GB/T 36600.6-2018 National central product classification—Product category core metadata—Part 6: Clock and watch
    全国主要产品分类 产品类别核心元数据 第6部分:钟表
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    GB/T 36873-2018 Code of practice for detection of avian leukosis infection in chicken pedigree breeder flock
    原种鸡群禽白血病净化检测规程
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    GB/T 35910-2018 Blocking enzyme-linked immunosorbent assay for detecting the antibody to porcine circovirus type 2
    猪圆环病毒2型阻断ELISA抗体检测方法
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    GB/T 11313.39-2018 Radio frequency connectors—Part 39: Sectional specification for CQM series quick lock RF connectors
    射频连接器 第39部分:CQM系列快速锁紧射频连接器分规范
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    GB/T 34633.1-2017 Plain bearings—Pedestal plain bearings—Part 1: Pillow blocks
    滑动轴承 壳体支撑滑动轴承 第1部分:座式滑动轴承
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    GB/T 34729-2017 Blocking ELISA method to detect antibody against classical swine fever virus
    猪瘟病毒阻断ELISA抗体检测方法
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    GB/T 34722-2017 Surface decorated plywood and blockboard with paper impregnated thermosetting resins
    浸渍胶膜纸饰面胶合板和细木工板
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    GB/T 34363-2017 Non-destructive testing—Test method for fabricating and checking aluminum alloy ultrasonic standard reference blocks
    无损检测 铝合金超声标准试块制作和校验方法
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    GB/T 34151-2017 Stamping dies—Guide plates—U-and V-blocks
    冲模 导板 U形和V形块
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    GB/T 34011-2017 Thermal insulation products for building applications—Determination of the pull-off resistance of external thermal insulation composite systems(ETICS)(foam block test)
    建筑用绝热制品 外墙外保温系统抗拉脱性能的测定(泡沫块试验)
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    GB/T 9160.2-2017 Rolling bearings—Accessories—Part 2: locknuts and locking devices
    滚动轴承 附件 第2部分:锁紧螺母和锁紧装置
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    GB/T 33727-2017 Analogue quartz clocks—Fitting dimentions of movements to hands
    指针式石英钟 机心与指针的配合尺寸
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    GB/T 22779-2017 Liquid crystal displaying quartz clocks
    液晶式石英钟
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    GB/T 33573-2017 General technical specification of reader of secure and smart lock for container
    集装箱安全智能锁阅读器通用技术规范
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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
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    GB/T 14048.22-2017 Low-voltage switchgear and controlgear—Part 7-4: Ancillary equipment—PCB terminal blocks for copper conductors
    低压开关设备和控制设备 第7-4部分:辅助器件 铜导体的PCB接线端子排
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    GB/T 18831-2017 Safety of machinery—Interlocking devices associated with guards—Principles for design and selection
    机械安全 与防护装置相关的联锁装置 设计和选择原则
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    GB/T 35478-2017 Fastener—Steel bolts,screws and studs with polyamide locking pre-coating technical specification
    紧固件 螺栓、螺钉和螺柱预涂聚酰胺锁紧层技术条件
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    GB/T 33290.12-2016 Specification for inspecting exit cultural relics—Part 12: Clock and watch
    文物出境审核规范 第12部分:钟表
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