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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 "Long" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 42180-2022 A286 MJ Long Thread Dodecagon Bolts for Aerospace
    航空航天用A286 MJ长螺纹十二角螺栓
    China National Standards
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    GB/T 42279-2022 Vulcanized or thermoplastic rubber Determination of tensile set at constant eLongation and determination of tensile set, elongation and creep at constant tensile load
    硫化橡胶或热塑性橡胶 在恒定伸长率下测定拉伸永久变形及在恒定拉伸载荷下测定拉伸永久变形、伸长率和蠕变
    China National Standards
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    GB/T 2652-2022 Destructive test of welds in metallic materials Longitudinal tensile test of weld metal in fusion welded joints
    金属材料焊缝破坏性试验 熔化焊接头焊缝金属纵向拉伸试验
    China National Standards
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    GB/T 42056-2022 Specifications for high-precision expression of electronic road map routes and facilities aLong the route
    电子公路图路线及沿线设施要素高精度表达规范
    China National Standards
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    GB/T 41640-2022 Critical current measurement Second-generation high-temperature superconducting Long tape critical current and its uniformity along the length direction
    临界电流测量 第二代高温超导长带临界电流及其沿长度方向均匀性测量
    China National Standards
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    GB/Z 28820.4-2022 Long-term radiation aging of polymers - Part 4: Effect of different temperatures and dose rates under radiation conditions
    聚合物长期辐射老化 第4部分:辐射条件下不同温度和剂量率的影响
    China National Standards
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    GB/T 1927.11-2022 Test methods for physical and mechanical properties of small unblemished specimens of wood - Part 11: Determination of compressive strength aLong the grain
    无疵小试样木材物理力学性质试验方法 第11部分:顺纹抗压强度测定
    China National Standards
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    GB/T 1927.16-2022 Test methods for physical and mechanical properties of small unblemished specimens of wood - Part 16: Determination of shear strength aLong the grain
    无疵小试样木材物理力学性质试验方法 第16部分:顺纹抗剪强度测定
    China National Standards
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    GB/T 1927.14-2022 Test methods for physical and mechanical properties of small unblemished specimens of wood - Part 14: Determination of tensile strength aLong the grain
    无疵小试样木材物理力学性质试验方法 第14部分:顺纹抗拉强度测定
    China National Standards
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    GB/T 41629.3-2022 Rated voltage 500 kV (Um=550 kV) XLPE insulated Long-length AC submarine cables and accessories - Part 3: Submarine cable accessories
    额定电压500 kV(Um=550 kV)交联聚乙烯绝缘大长度交流海底电缆及附件 第3部分:海底电缆附件
    China National Standards
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    GB/T 41629.2-2022 Rated voltage 500 kV (Um=550 kV) XLPE insulated Long-length AC submarine cables and accessories Part 2: Long-length AC submarine cables
    额定电压500 kV(Um=550 kV)交联聚乙烯绝缘大长度交流海底电缆及附件 第2部分:大长度交流海底电缆
    China National Standards
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    GB/T 41629.1-2022 Rated voltage 500 kV (Um=550 kV) XLPE insulated Long-length AC submarine cables and accessories Part 1: Test methods and requirements
    额定电压500 kV(Um=550 kV)交联聚乙烯绝缘大长度交流海底电缆及附件 第1部分:试验方法和要求
    China National Standards
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    GB/T 41423-2022 Calculation of Long-term luminous flux and radiation flux maintenance rate of LED packaging
    LED封装 长期光通量和辐射通量维持率的推算
    China National Standards
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    GB/T 26949.12-2021 Industrial trucks—Verification of stability—Part 12:Industrial variable-reach trucks handling freight containers of 6 m length and Longer
    工业车辆 稳定性验证 第12部分:搬运6 m及其以上长度货运集装箱的伸缩臂式叉车
    China National Standards
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    GB/T 35205.7-2021 Rough-terrain trucks—Safety requirements and verificaiton—Part 7:Longitudinal load moment systems
    越野叉车 安全要求及验证 第7部分:纵向载荷力矩系统
    China National Standards
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    GB/T 21437.2-2021 Road vehicles—Test method of electrical disturbances from conduction and coupling—Part 2: Electrical transient conduction aLong supply lines only
    道路车辆 电气/电子部件对传导和耦合引起的电骚扰试验方法 第2部分:沿电源线的电瞬态传导发射和抗扰性
    China National Standards
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    GB/T 40937-2021 Plastic piping systems—Determination of Long-term strength for plastic composite pipes and fittings
    塑料管道系统 塑料复合管材和管件长期强度的测定方法
    China National Standards
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    GB/T 12606-2016 Automated full peripheral flux leakage testing of seamless and welded (except submerged arc-welded) ferromagnetic steel tubes for the detection of Longitudinal and/or transverse imperfections
    无缝和焊接(埋弧焊除外)铁磁性钢管纵向和/或横向缺欠的全圆周自动漏磁检测
    China National Standards
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    GB/T 5777-2019 Automated full peripheral ultrasonic testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of Longitudinal and/or transverse imperfections
    无缝和焊接(埋弧焊除外)钢管纵向和/或横向缺欠的全圆周自动超声检测
    China National Standards
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    GB/T 40259-2021 General specification for supporting quality of Longwall face
    综采工作面支护质量检测技术条件
    China National Standards
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    GB/T 40053-2021 Specification for construction on Long-term observation research station of forest ecosystem
    森林生态系统长期定位观测研究站建设规范
    China National Standards
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    GB/T 23286.3-2021 Document management-Electronic document file format for Long-term preservation-Part 3:Use of ISO 32000-1 with support for embedded files (PDF/A-3)
    文献管理 长期保存的电子文档文件格式 第3部分:支持嵌入式文件的ISO 32000-1 的使用(PDF/A-3)
    China National Standards
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    GB/T 20326-2021 Long full-diameter shank taps with recess
    粗长柄机用丝锥
    China National Standards
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    GB/T 30357.9-2020 OoLong tea—Part 9:Baiyaqilan
    乌龙茶 第9部分:白芽奇兰
    China National Standards
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    GB/T 23663-2020 Test method for Longitudinal and lateral stiffness of motor vehicle tyres
    汽车轮胎纵向和横向刚性试验方法
    China National Standards
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    GB/T 24981.2-2020 Test methods of rare earth Long afterglow phosphors—Part 2: Determination of afterglow brightness
    稀土长余辉荧光粉试验方法 第2部分:余辉亮度的测定
    China National Standards
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    GB/T 24981.1-2020 Test methods of rare earth Long afterglow phosphors—Part 1: Determination of emission dominantpeak and chromaticity coordinates
    稀土长余辉荧光粉试验方法 第1部分:发射主峰和色品坐标的测定
    China National Standards
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    GB/T 24980-2020 Rare earth Long afterglow phosphors
    稀土长余辉荧光粉
    China National Standards
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    GB/T 18252-2020 Plastics piping and ducting systems — Determination of the Long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation
    塑料管道系统 用外推法确定热塑性塑料材料以管材形式的长期静液压强度
    China National Standards
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    GB/T 39562-2020 Technical specification for Taiwan style OoLong tea processing
    台式乌龙茶加工技术规范
    China National Standards
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    GB/T 39563-2020 Taiwan style OoLong tea
    台式乌龙茶
    China National Standards
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    GB/T 38612-2020 Test method of artificial leather and synthetic leather—Determination of tensile load and eLongation at break
    人造革合成革试验方法 拉伸负荷及断裂伸长率的测定
    China National Standards
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    GB/T 37881-2019 Plastics-Long glass fiber reinforced polypropylene(PP) compound for automotive
    塑料 汽车用长玻璃纤维增强聚丙烯(PP)专用料
    China National Standards
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    GB/T 37811-2019 General matching specification for fully-mechanized top coal caving mining Longwall face
    综采放顶煤工作面总体配套技术条件
    China National Standards
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    GB/T 37800-2019 Hot rolled Longitudinally profiled steel plate
    热轧纵向变厚度钢板
    China National Standards
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    GB/T 13477.14-2019 Test method for building sealants-Part 14:Determination of resistance to proLonged exposure to water
    建筑密封材料试验方法 第14部分:浸水及拉伸-压缩循环后粘结性的测定
    China National Standards
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    GB/T 3903.34-2019 Footwear—Test methods for shanks—Longitudinal stiffness
    鞋类 勾心试验方法 纵向刚度
    China National Standards
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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
    China National Standards
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    GB/T 18497.2-2019 Characteristics of electric infrared emitters for industrial heating—Part 2: Mediumwave and Longwave electric infrared emitters
    工业加热用电红外发射器的特性 第2部分:中长波电红外发射器
    China National Standards
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    GB/T 5777-2019 Automated full peripheral ultrasonic testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of Longitudinal and/or transverse imperfections
    无缝和焊接(埋弧焊除外)钢管纵向和/或横向缺欠的全圆周自动超声检测
    China National Standards
    Long

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    GB/T 75-2018 Slotted set screws with Long dog point
    开槽长圆柱端紧定螺钉
    China National Standards
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    GB/T 83-2018 Square set screws with Long dog point and rounded end
    方头长圆柱球面端紧定螺钉
    China National Standards
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    GB/T 85-2018 Square set screws with Long dog point
    方头长圆柱端紧定螺钉
    China National Standards
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    GB/T 12914-2018 Paper and board—Determination of tensile properties—Constant rate of eLongation method(20mm/min)
    纸和纸板-抗张强度的测定-恒速拉伸法(20mm/min)
    China National Standards
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    GB/T 26949.9-2018 Industrial trucks—Verification of stability—Part 9:Counterbalanced trucks with mast handling freight containers of 6 m length and Longer
    工业车辆 稳定性验证 第9部分:搬运6 m及其以上长度货运集装箱的平衡重式叉车
    China National Standards
    Long

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    GB/T 35863-2018 Technology regulations for OoLong tea processing
    乌龙茶加工技术规范
    China National Standards
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    GB/T 17737.308-2018 Coaxial communication cables—Part 1-308: Mechanical test methods—Test for tensile strength and eLongation for copper-clad metals
    同轴通信电缆 第1-308部分:机械试验方法 铜包金属的抗拉强度和延伸率试验
    China National Standards
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    GB/T 4243-2017 Long fluted machine reamers with Morse taper shanks
    莫氏锥柄长刃机用铰刀
    China National Standards
    Long

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    GB/T 35333-2017 Guidelines for surveillance of citrus HuangLongbing
    柑橘黄龙病监测规范
    China National Standards
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    GB/T 35718.2-2017 Power systems management and associated information exchange—Interoperability in the Long term—Part 2: End to end quality codes for supervisory control and data acquisition(SCADA)
    电力系统管理及其信息交换 长期互操作性 第2部分:监控和数据采集(SCADA)端到端品质码
    China National Standards
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    GB/T 35377-2017 Indicators system for Long-term observation of forest ecosystem
    森林生态系统长期定位观测指标体系
    China National Standards
    Long

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    GB/T 34275-2017 Pressure piping code—Long-distance pipeline
    压力管道规范 长输管道
    China National Standards
    Long

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    GB/T 30357.6-2017 OoLong tea—Part 6:Dancong
    乌龙茶 第6部分:单丛
    China National Standards
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    GB/T 15902-2017 Conveyor belts—Determination of elastic and permanent eLongation and calculation of elastic modulus
    输送带 弹性伸长率和永久伸长率的测定及弹性模量的计算
    China National Standards
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    GB/T 5754.2-2017 Steel cord conveyor belts—Longitudinal traction test—Part 2: Measurement of tensile strength
    钢丝绳芯输送带 纵向拉伸试验 第2部分:拉伸强度的测定
    China National Standards
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    GB/T 3690-2017 Textile conveyor belts—Full thickness tensile strength,eLongation at break and elongation at the reference load—Test method
    织物芯输送带 全厚度拉伸强度、拉断伸长率和参考力伸长率 试验方法
    China National Standards
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    GB/T 30357.7-2017 OoLong tea—Part 7: Foshou
    乌龙茶 第7部分:佛手
    China National Standards
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    GB/T 19557.20-2017 Guidelines for the conduct of tests for distinctness, uniformity and stability—Eggplant(Solanum meLongena L.)
    植物品种特异性、一致性和稳定性测试指南 茄子
    China National Standards
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    GB 50369-2014 Code for construction and acceptance of oil and gas Long-distance transmission pipeline engineering
    油气长输管道工程施工及验收规范
    China National Standards
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    GB/T 18916.24-2016 Norm of water intake—Part 24:Long vegetable fibre production
    取水定额 第24部分:麻纺织产品
    China National Standards
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    GB/Z 33440-2016 General requirements for interchangeability of natural gas entering Long-distance pipeline network
    进入长输管网天然气互换性一般要求
    China National Standards
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    GB/T 32970-2016 Longitudinal submerged-arc welded steel pipe for high pressure service at high temperatures
    高温高压管道用直缝埋弧焊接钢管
    China National Standards
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    GB/T 32722-2016 Soil quality—Guidance on Long and short term storage of soil samples
    土壤质量 土壤样品长期和短期保存指南
    China National Standards
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    GB/T 32766-2016 Detection and identification of paraLongidorus maximus (Bütschli,1874) Siddiqi,1964
    最大拟长针线虫检疫鉴定方法
    China National Standards
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    GB/T 12606-2016 Automated full peripheral flux leakage testing of seamless and welded (except submerged arc-welded) ferromagnetic steel tubes for the detection of Longitudinal and/or transverse imperfections
    无缝和焊接(埋弧焊除外)铁磁性钢管纵向和/或横向缺欠的全圆周自动漏磁检测
    China National Standards
    Long

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    GB/T 32740-2016 Guidance on Long-term soil monitoring in natural ecosystems
    自然生态系统土壤长期定位监测指南
    China National Standards
    Long

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    GB/T 13793-2016 Steel pipes with a Longitudinal electric(resistance)weld
    直缝电焊钢管
    China National Standards
    Long

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    GB/T 33027-2016 Methodology for field Long-term observation of forest ecosystem
    森林生态系统长期定位观测方法
    China National Standards
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    GB/Z 28820.3-2012 Long-term radiation ageing in polymers - Part 3: Procedures for in-service monitoring of low-voltage cable materials
    聚合物长期辐射老化 第3部分:低压电缆材料在役监测程序
    China National Standards
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    GB/Z 28820.2-2012 Long-term radiation ageing in polymers - Part 2: Procedures for predicting ageing at low dose rates
    聚合物长期辐射老化 第2部分:预测低剂量率下老化的程序
    China National Standards
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    GB/Z 28820.1-2012 Long-term radiation ageing in polymers - Part 1: Techniques for monitoring diffusion-limited oxidation
    聚合物长期辐射老化 第1部分:监测扩散限制氧化的技术
    China National Standards
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    GB/Z 23283-2009 Long-term preservation of electronic document-based information
    基于文件的电子信息的长期保存
    China National Standards
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    GB/Z 21213-2007 High strength laminated sheet based on haLongen-free flame-resistant resins and glass cloth
    无卤阻燃高强度玻璃布层压板
    China National Standards
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    GB/T 9409-1988 Specifications for colour TV demodulation equipment (1 TV+1 sound program) used in Long-haul terres-trial analog radio-relay systems
    长距离地面模拟微波接力系统 彩色电视解调机 (一路电视一路伴音) 技术条件
    China National Standards
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    GB/T 9408-1988 Specifications for colour TV modulation equipment (1 TV+1 sound program) used in Long-haul terres-trial analog radio-relay systems
    长距离地面模拟微波接力系统 彩色电视调制机 (一路电视一路伴音) 技术条件
    China National Standards
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    GB/T 9122-2010 Loose plate steel pipe flanges with lapped pipe end、pressed collar and pressed collar with Long neck
    翻边环板式松套钢制管法兰
    China National Standards
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    GB/T 855-1988 Tab washers with Long tab and wing
    双耳止动垫圈
    China National Standards
    Long

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    GB/T 854-1988 Tab washers with Long tab
    单耳止动垫圈
    China National Standards
    Long

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    GB/T 85-1988 Square set screws with Long dog point
    方头长圆柱端紧定螺钉
    China National Standards
    Long

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    GB/T 83-1988 Square set screws with Long dog point and rounded end
    方头长圆柱球面端紧定螺钉
    China National Standards
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    GB/T 7690.3-2013 Reinforcements - Test method for yarns - Part 3: Determination of breaking force and breaking eLongation for glass fibre
    增强材料 纱线试验方法 第3部分:玻璃纤维断裂强力和断裂伸长的测定
    China National Standards
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    GB/T 7689.5-2013 Reinforcements - Test method for woven fabrics - Part 5: Determination of glass fibre tensile breaking force and eLongation at break
    增强材料 机织物试验方法 第5部分:玻璃纤维拉伸断裂强力和断裂伸长的测定
    China National Standards
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    GB/T 75-1985 Slotted set screws with Long dog point
    开槽长圆柱端紧定螺钉
    China National Standards
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    GB/T 7142-2002 Determination of time-temperature limits for plastics after proLonged exposure to heat
    塑料长期热暴露后时间-温度极限的测定
    China National Standards
    Long

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    GB/T 6671-2001 Thermoplastics pipes--Determination of Longitudinal reversion
    热塑性塑料管材 纵向回缩率的测定
    China National Standards
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    GB/T 6344-2008 Flexible cellular polymeric materials - Determination of tensile strength and eLongation at break
    软质泡沫聚合材料 拉伸强度和断裂伸长率的测定
    China National Standards
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    GB/T 6135.4-2008 Parallel shank twist drills - Part 4: The types and dimensions for extra Long parallel shank twist drills
    直柄麻花钻 第4部分:直柄超长麻花钻的型式和尺寸
    China National Standards
    Long

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    GB/T 6135.3-2008 Parallel shank twist drills - Part 3: The types and dimensions for parallel shank Long series twist drills
    直柄麻花钻 第3部分:直柄长麻花钻的型式和尺寸
    China National Standards
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    GB/T 5754.2-2005 Steel cord conveyor belt -- Longitudinal test -- Part 2: Measurement of tensile strength
    钢丝绳芯输送带 纵向拉伸试验 第2部分:拉伸强度的测定
    China National Standards
    Long

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    GB/T 5754.1-2015 Steel cord conveyor belts—Longitudinal traction test—Part 1: Measurement of elongation
    钢丝绳芯输送带 纵向拉伸试验 第1部分:伸长率的测定
    China National Standards
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    GB/T 5627-2008 Flared couplings - Male Long
    扩口式锥螺纹长管接头
    China National Standards
    Long

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    GB/T 5350-2005 Fiber-reinforced thermosetting plastic composites pipe-Determination for Longitudinal compressive properties
    纤维增强热固性塑料管轴向压缩性能 试验方法
    China National Standards
    Long

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    GB/T 5349-2005 Fiber-reinforced thermosetting plastic composites pipe-Determination of Longitudinal tensile properties
    纤维增强热固性塑料管轴向拉伸 性能试验方法
    China National Standards
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    GB/T 5266-2006 Acoustics - Measurements of the Longitudinal wave velocity and attenuation coefficient for underwater acoustical materials - Pulse tube method
    声学 水声材料纵波声速和衰减系数的测量 脉冲管法
    China National Standards
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    GB/T 4925-2008 Fishing nets - Method of test for the determination of strength and breaking eLongation of netting of synthetic fiber
    渔网 合成纤维网片强力与断裂伸长率试验方法
    China National Standards
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    GB/T 4243-2004 Long fluted machine reamers,Morse tape shanks
    莫氏锥柄长刃机用铰刀
    China National Standards
    Long

    English PDF
    GB/T 3974-1983 Telephone transmission interference allowances for Long-distance high-capacity analogue microwave communication systems
    大容量长距离模拟微波通信干线电话传输干扰容限
    China National Standards
    Long

    English PDF
    GB/T 3923.1-2013 Textiles - Tensile properties of fabrics - Part 1: Determination of maximum force and eLongation at maximum force using the strip method
    纺织品 织物拉伸性能 第1部分:断裂强力和断裂伸长率的测定(条样法)
    China National Standards
    Long

    English PDF
    GB/T 3916-2013 Textiles - Yarns from packages - Determination of single-end breaking force and eLongation at break using constant rate of extension (CRE) tester
    纺织品 卷装纱 单根纱线断裂强力和断裂伸长率的测定(CRE法)
    China National Standards
    Long

    English PDF
    GB/T 3903.34-2008 Footwear - Test methods for shanks - Longitudinal stiffness
    鞋类 勾心试验方法 纵向刚度
    China National Standards
    Long

    English PDF

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