China National Standards

China direct GB Standards List


  •  China "direct" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 17699.1-2024 Electronic data exchange for administration, commerce and transportation-Part 1: Data element directory {译}
    行政、商业和运输业电子数据交换-第1部分:数据元目录
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    GB/T 17699.2-2024 Electronic data exchange for administration, commerce and transportation-Part 2: Composite data element directory {译}
    行政、商业和运输业电子数据交换-第2部分:复合数据元目录
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    GB/T 17699.3-2024 Electronic data exchange for administration, commerce and transportation-Part 3: Segment directory {译}
    行政、商业和运输业电子数据交换-第3部分:段目录
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    GB/T 33348-2024 Voltage source converter valves for high-voltage direct current transmission - Electrical tests {译}
    高压直流输电用电压源换流器阀-电气试验
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    GB/T 43865-2024 General rules for direct sampling mercury analysis method {译}
    直接进样测汞分析方法通则
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    GB/T 311.14-2024 Insulation coordination-Part 14: Insulation coordination of AC/DC filters in high-voltage direct current systems {译}
    绝缘配合-第14部分:高压直流系统AC/DC滤波器绝缘配合
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    GB/T 33285.2-2024 Leather and fur - Determination of alkylphenols and alkylphenol polyoxyethylene ethers - Part 2: Indirect method {译}
    皮革和毛皮-烷基酚及烷基酚聚氧乙烯醚的测定-第2部分:间接法
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    GB/T 34961.4-2024 Information technology - Implementation and operation of user building cluster cabling - Part 4: Measurement of end-to-end (E2E) links, modular plug-terminated links (MPTLs) and direct-connect cabling {译}
    信息技术-用户建筑群布缆的实现和操作-第4部分:端到端(E2E)链路、模块化插头端接链路(MPTLs)和直连布缆的测量
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    GB/T 43601-2024 Mobile lifting work platform-Operator control Control device - operating force, operating direction, operating position and operating method {译}
    移动式升降工作平台-操作人员控制装置-操作力、操作方向、操作位置和操作方法
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    GB/T 43724-2024 direct-write imaging exposure equipment {译}
    单体液晶测试方法
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    GB/T 43615-2023 Additive manufacturing Ultrasonic testing method of directed energy deposition metal forming parts {译}
    增材制造 定向能量沉积金属成形件超声检测方法
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    GB/T 43614-2023 Additive Manufacturing Metal Powder directional Energy Deposition Equipment Laser Cladding Head Test Method {译}
    增材制造 金属粉末定向能量沉积设备激光熔覆头测试方法
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    GB/T 43610-2023 Microbeam analysis Analytical electron microscopy Transmission electron microscopy method for determination of apparent growth direction of linear crystals {译}
    微束分析 分析电子显微术 线状晶体表观生长方向的透射电子显微术测定方法
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    GB/T 43534-2023 Design and test method of AC side impedance of voltage source converter for high voltage direct current transmission {译}
    高压直流输电用电压源换流器交流侧阻抗设计及测试方法
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    GB/T 17872-2023 Jianghai direct cargo ship ship size series {译}
    江海直达货船船型尺度系列
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    GB/T 30547-2023 Resistors for high voltage direct current transmission system filters {译}
    高压直流输电系统滤波器用电阻器
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    GB/T 26949.7-2023 Industrial Vehicles Stability Verification Part 7: Bi-directional and multi-directional operating forklifts {译}
    工业车辆 稳定性验证 第7部分:双向和多向运行叉车
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    GB/T 43308-2023 Glass fiber reinforced thermoplastic unidirectional prepreg {译}
    玻璃纤维增强热塑性单向预浸料
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    GB/T 43382-2023 Normal direction of movement of hand controls on road vehicles {译}
    道路车辆手控装置常规运动方向
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    GB/T 30553-2023 High voltage direct current transmission based on voltage source converter {译}
    基于电压源换流器的高压直流输电
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    GB/T 26215-2023 Capacitors for converter valve damping and absorption circuits in high-voltage direct current transmission systems {译}
    高压直流输电系统换流阀阻尼吸收回路用电容器
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    GB/T 5313-2023 Thickness direction performance steel plate {译}
    厚度方向性能钢板
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    GB/T 43140-2023 Laser directed energy deposition machine tools General technical specifications {译}
    激光定向能量沉积机床 通用技术规范
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    GB/T 20538.2-2023 XML-based e-commerce business data and processes Part 2: Business information entity directory {译}
    基于XML的电子商务业务数据和过程 第2部分:业务信息实体目录
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    GB/T 42848-2023 Semiconductor integrated circuits - Test methods for direct digital frequency synthesizers {译}
    半导体集成电路 直接数字频率合成器测试方法
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    GB/T 42621-2023 Additive manufacturing directed energy deposition-milling composite additive manufacturing process specification {译}
    增材制造 定向能量沉积-铣削复合增材制造工艺规范
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    GB/T 42622-2023 Additive Manufacturing Titanium and Titanium Alloy Powders for Laser directed Energy Deposition {译}
    增材制造 激光定向能量沉积用钛及钛合金粉末
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    GB/T 8152.11-2023 Methods for chemical analysis of lead concentrates - Part 11: Determination of mercury content - Atomic fluorescence spectrometry and solid injection direct method {译}
    铅精矿化学分析方法 第11部分:汞含量的测定 原子荧光光谱法和固体进样直接法
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    GB/T 21228.2-2023 Acoustics - Surface sound scattering properties - Part 2: Free-field directional diffusion coefficient measurement {译}
    声学 表面声散射特性 第2部分:自由场方向性扩散系数测量
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    GB/T 42638-2023 Method for direct measurement of coal seam gas drainage radius in underground coal mine - Drainage volume method {译}
    煤矿井下煤层瓦斯抽采半径直接测定方法 抽采量法
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    GB/T 239.2-2023 Metallic materials - wire rods - Part 2: Test methods for bidirectional torsion {译}
    金属材料 线材 第2部分:双向扭转试验方法
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    GB/T 239.1-2023 Metallic materials - wire rods - Part 1: Test method for unidirectional torsion {译}
    金属材料 线材 第1部分:单向扭转试验方法
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    GB/T 20565-2022 Terminology of iron ore and direct reduced iron {译}
    铁矿石和直接还原铁 术语
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    GB/T 41230-2022 Dentistry—Digitizing devices for CAD/CAM systems for indirect dental restorations—Test methods for assessing accuracy
    牙科学 间接牙科修复体CAD/CAM系统数字化设备 准确度评价试验方法
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    GB/T 38812.4-2022 direct reduced iron - Determination of metallic iron content - Bromine-methanol titration {译}
    直接还原铁 金属铁含量的测定 溴-甲醇滴定法
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    GB/T 42266-2022 Flexible porous polymeric materials - Laboratory evaluation of the combustion characteristics of small specimens in the horizontal direction under a small flame {译}
    柔性多孔聚合物材料 小试样在小火焰下水平方向燃烧特性的实验室评估
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    GB/T 41955-2022 Non-opening compression test method for multidirectional laminates of polymer matrix composites {译}
    聚合物基复合材料多向层合板无开孔压缩试验方法
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    GB 15084-2022 Motor vehicles - Indirect vision devices - Performance and installation requirements {译}
    机动车辆 间接视野装置 性能和安装要求
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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 {译}
    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
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    GB/T 41689-2022 Soil Quality Methods for direct DNA Extraction from Soil Samples {译}
    土壤质量 土壤样品直接提取DNA的方法
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    GB/T 41762.2-2022 Fiber reinforced plastic composites - Determination of through-thickness properties of laminates - Part 2: Determination of elastic modulus, strength and Weibull size effect of carbon fiber unidirectional laminates by bending tests {译}
    纤维增强塑料复合材料 层合板厚度方向性能的测定 第2部分:弯曲试验测定碳纤维单向层合板的弹性模量、强度和威布尔尺寸效应
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    GB/T 41977-2022 Packaging Labeling and direct product marking with 1D and 2D barcodes {译}
    包装 一维条码和二维条码的标签和直接产品标记
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    GB/T 29047-2021 Prefabricated directly buried insulating pipes and fittings with polyurethane foamed-plastics and high density polyethylene casing pipes
    高密度聚乙烯外护管硬质聚氨酯泡沫塑料预制直埋保温管及管件
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    GB/T 24673-2021 Small-size gasoline engine direct-link centrifugal pumps unit
    小型汽油机直联离心泵机组
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    GB/T 17934.8-2021 Graphic technology—Process control for the production of half-tone colour separations, proof and production prints—Part 8:Validation print processes working directly from digital data
    印刷技术 网目调分色版、样张和生产印刷品的加工过程控制 第8部分:直接使用数字数据的验证印刷品制作过程
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    GB/T 17934.7-2021 Graphic technology—Process control for the production of half-tone colour separations,proof and production prints—Part 7:Proofing processes working directly from digital data
    印刷技术 网目调分色版、样张和生产印刷品的加工过程控制 第7部分:直接使用数字数据的打样过程
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    GB/T 1551-2021 Test method for measuring resistivity of monocrystal silicon—In-line four-point probe and direct current two-point probe method
    硅单晶电阻率的测定 直排四探针法和直流两探针法
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    GB/T 21548-2021 Methods of measurement of the high speed semiconductor lasers directly modulated for optical fiber communication systems
    光通信用高速直接调制半导体激光器的测量方法
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    GB/T 15000.7-2021 directives for the work of reference materials—Part 7:General requirements for the competence of reference material producers
    标准样品工作导则 第7部分:标准样品生产者能力的通用要求
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    GB/T 39831-2021 Hydraulic fluid power—Four-port modular stack valves and four-port directional control valves, sizes 02, 03, 05, 07, 08 and 10—Clamping dimensions
    液压传动 规格02、03、05、07、08和10的四油口叠加阀和方向控制阀 夹紧尺寸
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    GB/T 2680-2021 Glass in building—Determination of light transmittance, solar direct transmittance, total solar energy transmittance, ultraviolet transmittance and related glazing factors
    建筑玻璃 可见光透射比、太阳光直接透射比、太阳能总透射比、紫外线透射比及有关窗玻璃参数的测定
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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 23810-2021 Commercial coal quality—Coal for direct liquefaction
    商品煤质量 直接液化用煤
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    GB/T 3681.2-2021 Plastics—Methods of exposure to solar radiation—Part 2: direct weathering and exposure behind window glass
    塑料 太阳辐射暴露试验方法 第2部分:直接自然气候老化和暴露在窗玻璃后气候老化
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    GB/T 1971-2021 Rotating electrical machines—Terminal markings and direction of rotation
    旋转电机 线端标志与旋转方向
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    GB/T 19361-2021 Wire electrical discharge machines(unidirectional traveling type)—Testing of the accuracy
    电火花线切割机床(单向走丝型) 精度检验
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    GB/T 40820-2021 Residual direct current detecting device (RDC-DD) to be used for mode 3 charging of electric vehicles
    电动汽车模式3充电用直流剩余电流检测电器(RDC-DD)
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    GB/T 38428.2-2021 direct current (DC) plugs and socket-outlets for information and communication technology (ICT) equipment installed in data centres and telecom central offices—Part 2: Plug and socket-outlet system for 5.2 kW
    数据中心和电信中心机房安装的信息和通信技术(ICT)设备用直流插头插座 第2部分:5.2 kW插头插座系统
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    GB/T 40865-2021 Terminology for voltage source converter based high voltage direct current(VSC-HVDC) transmission
    柔性直流输电术语
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    GB/T 8151.23-2020 Methods for chemical analysis of zinc concentrates—Part 23: Determination of mercury content—Solid sampling and direct mercury analysis method
    锌精矿化学分析方法 第23部分:汞含量的测定 固体进样直接法
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    GB/T 38878-2020 System tests for the projects of high-voltage direct current (HVDC) transmission power using voltage sourced converters (VSC)
    柔性直流输电工程系统试验
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    GB/T 38812.3-2020 direct reduced iron—Determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium and sodium content—Inductively coupled plasma atomic emission spectrometric method
    直接还原铁 硅、锰、磷、钒、钛、铜、铝、砷、镁、钙、钾、钠含量的测定 电感耦合等离子体原子发射光谱法
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    GB/T 38812.2-2020 direct reduced iron—Determination of metallic iron content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride
    直接还原铁 金属铁含量的测定 三氯化铁分解重铬酸钾滴定法
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    GB/T 38812.1-2020 direct reduced iron—Determination of iron(Ⅱ) content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride
    直接还原铁 亚铁含量的测定 三氯化铁分解重铬酸钾滴定法
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    GB/T 38206.2-2020 Methods to assess the reliability of pneumatic components—Part 2: directional control valve
    气动元件可靠性评估方法 第2部分:换向阀
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    GB/T 38585-2020 Technical specification of joint assembling for directly buried insulated pipeline of urban heating
    城镇供热直埋管道接头保温技术条件
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    GB/T 1.1-2020 directives for standardization—Part 1: Rules for the structure and drafting of standardizing documents
    标准化工作导则 第1部分:标准化文件的结构和起草规则
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    GB/T 39572.1-2020 Bi-directional grid-connected power converters—Part 1: General requirements
    并网双向电力变流器 第1部分:通用要求
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    GB/T 33014.7-2020 Road vehicles—Component test methods for electrical/electronic disturbances from narrowband radiated electromagnetic energy—Part 7:direct radio frequency power injection
    道路车辆 电气/电子部件对窄带辐射电磁能的抗扰性试验方法 第7部分:射频功率直接注入法
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    GB/T 20996.3-2020 Performance of high-voltage direct current (HVDC) systems with line-commutated converters—Part 3: Dynamic conditions
    采用电网换相换流器的高压直流系统的性能 第3部分:动态
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    GB/T 20996.2-2020 Performance of high-voltage direct current (HVDC) systems with line-commutated converters—Part 2: Faults and switching
    采用电网换相换流器的高压直流系统的性能 第2部分:故障和操作
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    GB/T 20996.1-2020 Performance of high-voltage direct current (HVDC) systems with line-commutated converters—Part 1: Steady-state conditions
    采用电网换相换流器的高压直流系统的性能 第1部分:稳态
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    GB/T 20990.1-2020 Thyristor valves for high voltage direct current (HVDC)power transmission—Part1: Electrical testing
    高压直流输电晶闸管阀 第1部分:电气试验
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    GB/T 15076.11-2020 Methods for chemical analysis of tantalum and niobium--Part 11: Determination of arsenic, antimony, lead, tin and bismuth contents in niobium--direct current arc atomic emission spectrometry
    钽铌化学分析方法 第11部分:铌中砷、锑、铅、锡和铋量的测定 直流电弧原子发射光谱法
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    GB/T 39462-2020 Safety guide for low voltage direct current system and equipment
    低压直流系统与设备安全导则
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    GB/T 39314-2020 General technical directives for aluminum alloy plaster investment casting
    铝合金石膏型铸造通用技术导则
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    GB/T 39253-2020 Additive manufacturing—Specification for directed energy deposition of metal materials
    增材制造 金属材料定向能量沉积工艺规范
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    GB/T 1.2-2020 directives for standardization—Part 2:Drafting rules of standardizing documents based on ISO/IEC standardizing documents
    标准化工作导则 第2部分:以ISO/IEC标准化文件为基础的标准化文件起草规则
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    GB/T 39426-2020 General technical specification for permanent magnetic direct drive motor vehicles of urban rail transit
    城市轨道交通永磁直驱车辆通用技术条件
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    GB/T 39425-2020 General technical specfication for the permanent magnetic direct drive motor bogie of urban rail transit
    城市轨道交通车辆永磁直驱转向架通用技术条件
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    GB/T 39484-2020 Fibre-reinforced plastic composites—Determination of the mode Ⅱ fracture resistanc for unidirectionally reinforced materials using the calibrated end-loaded split(C-ELS) test and an effective crack length approach
    纤维增强塑料复合材料 用校准端载荷分裂试验(C-ELS)和有效裂纹长度法测定单向增强材料的Ⅱ型断裂韧性
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    GB/T 39246-2020 Prefabricated directly buried insulating fittings with seamless high density polyethylene casing pipe
    高密度聚乙烯无缝外护管预制直埋保温管件
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    GB/T 36805.2-2020 Plastics—Determination of tensile properties at high strain rates—Part 2: direct testing method
    塑料 高应变速率下的拉伸性能测定 第2部分:直接测试法
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    GB/T 37828-2019 Bidirectional metal to metal sealed butterfly valve for urban heating
    城镇供热用双向金属硬密封蝶阀
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    GB/T 38328-2019 Common specifications of high-voltage direct current circuit-breakers for high-voltage direct current transmission using voltage sourced converters(VSC-HVDC)
    柔性直流系统用高压直流断路器的共用技术要求
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    GB/T 38328-2019 Common specifications of high-voltage direct current circuit-breakers for high-voltage direct current transmission using voltage sourced converters(VSC-HVDC)
    柔性直流系统用高压直流断路器的共用技术要求
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    GB/T 15000.4-2019 directives for the work of reference materials—Part 4:Contents of certificates,labels and accompanying documentation
    标准样品工作导则 第4部分:证书、标签和附带文件的内容
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    GB/T 15000.2-2019 directives for the work of reference materials—Part 2:Selected terms and definitions
    标准样品工作导则 第2部分:常用术语及定义
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    GB/T 38428.1-2019 direct current (DC) plugs and socket-outlets for information and communication technology (ICT) equipment installed in data centres and telecom central offices—Part 1: General requirements
    数据中心和电信中心机房安装的信息和通信技术(ICT)设备用直流插头插座 第1部分:通用要求
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    GB/T 38369-2019 directional vibratory roller
    定向振动压路机
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    GB/T 15076.10-2019 Methods for chemical analysis of tantalum and niobium—Part 10:Determination of iron,nickel,chromium,titanium, zirconium,aluminum and manganese contents in niobium—direct current arc atomic emission spectrometry
    钽铌化学分析方法 第10部分:铌中铁、镍、铬、钛、锆、铝和锰量的测定 直流电弧原子发射光谱法
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    GB/T 38328-2019 Common specifications of high-voltage direct current circuit-breakers for high-voltage direct current transmission using voltage sourced converters(VSC-HVDC)
    柔性直流系统用高压直流断路器的共用技术要求
    China National Standards
    direct

    English PDF
    GB/T 15000.4-2019 directives for the work of reference materials—Part 4:Contents of certificates,labels and accompanying documentation
    标准样品工作导则 第4部分:证书、标签和附带文件的内容
    China National Standards
    direct

    English PDF
    GB/T 15000.2-2019 directives for the work of reference materials—Part 2:Selected terms and definitions
    标准样品工作导则 第2部分:常用术语及定义
    China National Standards
    direct

    English PDF
    GB/T 10066.2-2019 Test methods for electroheating and electromagnetic processing installations—Part 2: direct arc furnaces
    电热和电磁处理装置的试验方法 第2部分:直接电弧炉
    China National Standards
    direct

    English PDF
    GB/T 37501-2019 Brass wires for unidirectional travelling wire electrical-discharge machining in numerically controlled machines
    数控机床用单向走丝电火花加工用黄铜线
    China National Standards
    direct

    English PDF
    GB/T 37660-2019 Technical specification of power electronic devices for high-voltage direct current (HVDC) transmission using voltage sourced converters (VSC)
    柔性直流输电用电力电子器件技术规范
    China National Standards
    direct

    English PDF
    GB/T 37525-2019 Calculation guideline for solar direct radiation
    太阳直接辐射计算导则
    China National Standards
    direct

    English PDF
    GB/T 37517-2019 Animal and vegetable fats and oils—Determination of solid fat content by pulsed NMR—Indirect method
    动植物油脂 脉冲核磁共振法测定固体脂肪含量 间接法
    China National Standards
    direct

    English PDF
    GB/T 36955-2018 Technical specification for pre-insertion resistor of high- voltage direct current transmission using voltage sourced converters (VSC-HVDC)
    柔性直流输电用启动电阻技术规范
    China National Standards
    direct

    English PDF
    GB/T 36956-2018 Testing of voltage sourced converter valve base control unit for high-voltage direct current power transmission using voltage sourced converters
    柔性直流输电用电压源换流器阀基控制设备试验
    China National Standards
    direct

    English PDF
    GB/T 37013-2018 Maintenance specification of transmission line of voltage-source converter based high voltage direct current (VSC-HVDC)
    柔性直流输电线路检修规范
    China National Standards
    direct

    English PDF
    GB/T 37015.2-2018 Performance of high-voltage direct current power transmission system using voltage sourced converters (VSC-HVDC)—Part 2: Transient-state
    柔性直流输电系统性能-第2部分:暂态
    China National Standards
    direct

    English PDF
    GB/T 37015.1-2018 Performance of high-voltage direct current power transmission system using voltage sourced converters (VSC-HVDC)—Part1: Steady-state
    柔性直流输电系统性能-第1部分:稳态
    China National Standards
    direct

    English PDF
    GB/T 37012-2018 Technical specification of earthing equipment for high-voltage direct current(HVDC) transmission using voltage sourced converters(VSC)
    柔性直流输电接地设备技术规范
    China National Standards
    direct

    English PDF
    GB/T 37010-2018 Technical specification of converter valves for high-voltage direct current power transmission using voltage sourced converters
    柔性直流输电换流阀技术规范
    China National Standards
    direct

    English PDF
    GB/T 5173-2018 Surface active agents—Detergents—Determination of anionic-active matter content—direct two-phase titration procedure
    表面活性剂-洗涤剂-阴离子活性物含量的测定-直接两相滴定法
    China National Standards
    direct

    English PDF
    GB/T 5174-2018 Surface active agents—Detergents—Determination of cationic-active matter content—direct two-phase titration procedure
    表面活性剂-洗涤剂-阳离子活性物含量的测定-直接两相滴定法
    China National Standards
    direct

    English PDF
    GB/T 37263-2018 Prefabricated directly buried insulating plastic-steel-plastic composite pipes with polyurethane [PUR]foamed-plastics and high density polyethylene [PE]casing pipes
    高密度聚乙烯外护管聚氨酯发泡预制直埋保温钢塑复合管
    China National Standards
    direct

    English PDF
    GB/T 36177-2018 directives for standard formulation of domestic animal breeds—Poultry
    畜禽品种标准编制导则 家禽
    China National Standards
    direct

    English PDF
    GB/T 18916.33-2018 Norm of water intake—Part 33: Indirect coal liquefaction
    取水定额 第33部分:煤间接液化
    China National Standards
    direct

    English PDF
    GB/T 36189-2018 directives for standard formulation of domestic animal breeds—Pig
    畜禽品种标准编制导则 猪
    China National Standards
    direct

    English PDF
    GB/T 18916.34-2018 Norm of water intake—Part 34: direct coal liquefaction
    取水定额 第34部分:煤炭直接液化
    China National Standards
    direct

    English PDF
    GB/T 18978.16-2018 Ergonomic requirements for office work with visual display terminals (VDTs)—Part 16: direct manipulation dialogue
    使用视觉显示终端(VDTs)办公的人类工效学要求 第16部分:直接操作对话
    China National Standards
    direct

    English PDF
    GB/T 36562-2018 Coal direct liquefaction mixed aromatics
    煤直接液化制混合芳烃
    China National Standards
    direct

    English PDF
    GB/T 36566-2018 Coal direct liquefaction—Naphtha
    煤直接液化 石脑油
    China National Standards
    direct

    English PDF
    GB/T 18658-2018 Charpy V-notch reference test pieces for indirect verification of pendulum impact testing machines
    摆锤式冲击试验机间接检验用夏比V型缺口标准试样
    China National Standards
    direct

    English PDF
    GB/T 36444-2018 Information technology—Open systems interconnection—Simple directory protocol and service
    信息技术 开放系统互连 简化目录协议及服务
    China National Standards
    direct

    English PDF
    GB/T 3884.20-2018 Methods for chemical analysis of copper concentrates—Part 20:Determination of mercury content—Solid sampling and direct mercury analysis method
    铜精矿化学分析方法 第20部分:汞量的测定 固体进样直接法
    China National Standards
    direct

    English PDF
    GB/T 36622.2-2018 Smart city—Support platform for public information and services—Part 2: directory management and service requirements
    智慧城市 公共信息与服务支撑平台 第2部分:目录管理与服务要求
    China National Standards
    direct

    English PDF
    GB/T 36487-2018 Printing machinery—Digital flexo direct plate setter
    印刷机械 柔性版数字直接制版机
    China National Standards
    direct

    English PDF
    GB/T 35842-2018 Technical requirements for pre-insulated directly buried valve of urban heating
    城镇供热预制直埋保温阀门技术要求
    China National Standards
    direct

    English PDF
    GB/T 35941-2018 Aquaculture aerator directire rules
    水产养殖增氧机检测规程
    China National Standards
    direct

    English PDF
    GB/T 35939-2018 Indirect enzyme linked immunosorbent assay for detecting the antibody against encephalomyocarditis virus
    脑心肌炎病毒间接ELISA抗体检测方法
    China National Standards
    direct

    English PDF
    GB/T 35906-2018 Indirect ELISA to detect antibody against classical swine fever virus
    猪瘟抗体间接ELISA检测方法
    China National Standards
    direct

    English PDF
    GB/T 15623.1-2018 Hydraulic fluid power—Electrically modulated hydraulic control valves—Part 1: Test methods for four-port directional flow-control valves
    液压传动 电调制液压控制阀 第1部分:四通方向流量控制阀试验方法
    China National Standards
    direct

    English PDF
    GB/T 14201-2018 Iron ore pellets for blast furnace and direct reduction feedstocks—Determination of the crushing strength
    高炉和直接还原用铁球团矿 抗压强度的测定
    China National Standards
    direct

    English PDF
    GB/T 34876-2017 Vacuum technology—Vacuum gauges—Evaluation of the uncertainties of results of calibrations by direct comparison with a reference gauge
    真空技术 真空计 与标准真空计直接比较校准结果的不确定度评定
    China National Standards
    direct

    English PDF
    GB/T 34873-2017 Vacuum gauges—Calibration by direct comparison with a reference gauge
    真空计 与标准真空计直接比较校准
    China National Standards
    direct

    English PDF
    GB/T 21211-2017 Equivalent loading and superposition techniques—Indirect testing to determine temperature rise of rotating electrical machines
    等效负载和叠加试验技术 间接法确定旋转电机温升
    China National Standards
    direct

    English PDF
    GB/T 15623.2-2017 Hydraulic fluid power—Electrically modulated hydraulic control valves—Part 2: Test methods for three-port directional flow-control valves
    液压传动 电调制液压控制阀 第2部分:三通方向流量控制阀试验方法
    China National Standards
    direct

    English PDF
    GB/T 34865-2017 Capacitors for high voltage direct current transfer switches
    高压直流转换开关用电容器
    China National Standards
    direct

    English PDF
    GB/T 34689-2017 Digital printing materials—Computer direct plate-making plate(CTP Plate)—Test of unit area mass of oxidation layer
    数字印刷材料 计算机直接制版版材(CTP版) 氧化层单位面积质量的测定
    China National Standards
    direct

    English PDF
    GB/T 34740-2017 Diagnostic methods for animal rabies diagnosis with direct immunofluorescence assay
    动物狂犬病直接免疫荧光诊断方法
    China National Standards
    direct

    English PDF
    GB/T 34611-2017 Rigid polyurethane spray polyethylene winding prefabricated directly buried insulating pipes
    硬质聚氨酯喷涂聚乙烯缠绕预制直埋保温管
    China National Standards
    direct

    English PDF
    GB/T 34568-2017 Iron ores for blast furnace and direct reduction feedstocks-Determination of bulk density
    高炉和直接还原用铁矿石 体积密度的测定
    China National Standards
    direct

    English PDF
    GB/T 4104-2017 Determination of whiteness for zinc oxide produced by direct process
    直接法氧化锌白度检验方法
    China National Standards
    direct

    English PDF
    GB/T 311.3-2017 Insulation co-ordination—Part 3: Procedures for high-voltage direct current (HVDC) converter stations
    绝缘配合 第3部分:高压直流换流站绝缘配合程序
    China National Standards
    direct

    English PDF
    GB/T 34641-2017 Non-destructive testing—Test method for determining image quality in direct thermal neutron radiographic examination
    无损检测 直接热中子照相检测的像质测定方法
    China National Standards
    direct

    English PDF
    GB/T 7676.1-2017 direct acting indicating analogue electrical measuring Instruments and their accessories—Part 1:Definitions and general requirements common to all parts
    直接作用模拟指示电测量仪表及其附件 第1部分:定义和通用要求
    China National Standards
    direct

    English PDF
    GB/T 7676.3-2017 direct acting indicating analogue electrical measuring instruments and their accessories—Part 3:Special requirements for wattmeters and varmeters
    直接作用模拟指示电测量仪表及其附件 第3部分:功率表和无功功率表的特殊要求
    China National Standards
    direct

    English PDF
    GB/T 7676.2-2017 direct acting indicating analogue electrical measuring instruments and their accessories—Part 2:Special requirements for ammeters and voltmeters
    直接作用模拟指示电测量仪表及其附件 第2部分:电流表和电压表的特殊要求
    China National Standards
    direct

    English PDF
    GB/T 7676.6-2017 direct acting indicating analogue electrical measuring instruments and their accessories—Part 6:Special requirements for ohmmeters(impedance meters ) and conductance meters
    直接作用模拟指示电测量仪表及其附件 第6部分:电阻表(阻抗表)和电导表的特殊要求
    China National Standards
    direct

    English PDF
    GB/T 7676.5-2017 direct acting indicating analogue electrical measuring instruments and their accessories—Part 5:Special requirements for phase meters, power factor meters and synchroscopes
    直接作用模拟指示电测量仪表及其附件 第5部分:相位表、功率因数表和同步指示器的特殊要求
    China National Standards
    direct

    English PDF
    GB/T 7676.8-2017 direct acting indicating analogue electrical measuring instruments and their accessories—Part 8:Special requirements for accessories
    直接作用模拟指示电测量仪表及其附件 第8部分:附件的特殊要求
    China National Standards
    direct

    English PDF
    GB/T 7676.9-2017 direct acting indicating analogue electrical measuring instruments and their accessories—Part 9:Recommended test methods
    直接作用模拟指示电测量仪表及其附件 第9部分:推荐的试验方法
    China National Standards
    direct

    English PDF
    GB/T 7676.4-2017 direct acting indicating analogue electrical measuring instruments and their accessories—Part 4:Special requirements for frequency meters
    直接作用模拟指示电测量仪表及其附件 第4部分:频率表的特殊要求
    China National Standards
    direct

    English PDF
    GB/T 7676.7-2017 direct acting indicating analogue electrical measuring instruments and their accessories—Part 7:Special requirements for multi-function instruments
    直接作用模拟指示电测量仪表及其附件 第7部分:多功能仪表的特殊要求
    China National Standards
    direct

    English PDF
    GB/T 3780.17-2017 Carbon black—Part 17: Indirect determination of particle size—Reflectance method
    炭黑 第17部分:粒径的间接测定 反射率法
    China National Standards
    direct

    English PDF
    GB/T 34118-2017 Terminology for voltage-sourced converters (VSC) for high voltage direct current (HVDC) systems
    高压直流系统用电压源换流器术语
    China National Standards
    direct

    English PDF
    GB/T 33983.1-2017 direct methanol fuel cell system—Part 1: Safty
    直接甲醇燃料电池系统 第1部分:安全
    China National Standards
    direct

    English PDF
    GB/T 20989-2017 Determination of power losses in high-voltage direct current (HVDC) converter stations
    高压直流换流站损耗的确定
    China National Standards
    direct

    English PDF
    GB/T 34089-2017 Test parameters and test methods for VHF/UHF frequency band radio monitoring and direction finding system in OATS
    VHF/UHF无线电监测测向系统开场测试参数和测试方法
    China National Standards
    direct

    English PDF
    GB/T 22382-2017 direct connection between power transformers and gas-insulated metal-enclosed switchgear for rated voltages of 72.5 kV and above
    额定电压72.5 kV 及以上气体绝缘金属封闭开关设备与电力变压器之间的直接连接
    China National Standards
    direct

    English PDF
    GB/T 33983.2-2017 direct methanol fuel cell system—Part 2:Performance test method
    直接甲醇燃料电池系统 第2部分:性能试验方法
    China National Standards
    direct

    English PDF
    GB/T 33692-2017 Automatic solar tracker for direct radiation measurement
    直接辐射测量用全自动太阳跟踪器
    China National Standards
    direct

    English PDF
    GB/T 33698-2017 Solar energy resources measurement—direct radiation
    太阳能资源测量 直接辐射
    China National Standards
    direct

    English PDF
    GB/T 33677-2017 Classification of solar energy resources—direct radiation
    太阳能资源等级 直接辐射
    China National Standards
    direct

    English PDF
    GB/T 33708-2017 Static meter for direct current energy
    静止式直流电能表
    China National Standards
    direct

    English PDF
    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
    direct

    English PDF
    GB/T 33552-2017 Small-size gasoline engine direct-link high speed centrifugal pumps—Specification for performance evaluation
    小型汽油机直联高速离心泵 性能评价规范
    China National Standards
    direct

    English PDF
    GB/T 34139-2017 Technical specification of converters for high-voltage direct current (HVDC) transmission using voltage sourced converters (VSC)
    柔性直流输电换流器技术规范
    China National Standards
    direct

    English PDF
    GB/T 35702.2-2017 Power losses in voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) systems—Part 2: Modular multilevel converters
    高压直流系统用电压源换流器阀损耗 第2部分:模块化多电平换流器
    China National Standards
    direct

    English PDF
    GB/T 35702.1-2017 Power losses in voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) systems—Part 1: General requirements
    高压直流系统用电压源换流器阀损耗 第1部分:一般要求
    China National Standards
    direct

    English PDF
    GB/T 35402-2017 direct part mark (DPM) two dimensional bar code symbol quality test
    零部件直接标记二维条码符号的质量检验
    China National Standards
    direct

    English PDF
    GB/T 35703-2017 Specification of system design for high-voltage direct current (HVDC) transmission using voltage sourced converters (VSC)
    柔性直流输电系统成套设计规范
    China National Standards
    direct

    English PDF
    GB/T 13498-2017 Terminology for high-voltage direct current(HVDC) transmission
    高压直流输电术语
    China National Standards
    direct

    English PDF
    GB/T 35745-2017 Specifications for control and protection equipment of voltage source converter based high-voltage direct current (VSC-HVDC) transmission system
    柔性直流输电控制与保护设备技术要求
    China National Standards
    direct

    English PDF
    GB/T 35252-2017 Animal and vegetable fats and oils―Determination of 2-thiobarbituric acid value―direct method
    动植物油脂 2-硫代巴比妥酸值的测定 直接法
    China National Standards
    direct

    English PDF
    GB/T 35207-2017 Electric excitation direct drive wind turbines
    电励磁直驱风力发电机组
    China National Standards
    direct

    English PDF
    GB/T 35227-2017 Specifications for surface meteorological observation—Wind direction and wind speed
    地面气象观测规范 风向和风速
    China National Standards
    direct

    English PDF
    GB/T 35693-2017 Technical specification for valvehall fittings of ±800kV ultra high voltage direct current(UHVDC) transmission project
    ±800kV特高压直流输电工程阀厅金具技术规范
    China National Standards
    direct

    English PDF
    GB/T 35711-2017 Analysis, restrain and measurement of harmonics of DC side of high voltage direct current (HVDC) transimission system
    高压直流输电系统直流侧谐波分析、抑制与测量导则
    China National Standards
    direct

    English PDF
    GB/T 35692-2017 Guideline for system planning of high voltage direct current(HVDC) power transmission project
    高压直流输电工程系统规划导则
    China National Standards
    direct

    English PDF
    GB/T 25843-2017 Technical requirments of control and protection equipment of ±800 kV ultra high voltage direct current transmission
    ±800 kV 特高压直流输电控制与保护设备技术要求
    China National Standards
    direct

    English PDF
    GB/T 22638.6-2016 Test methods for aluminium and aluminium alloy foils—Part 6: Determination of direct current resistance
    铝箔试验方法 第6部分:直流电阻的测定
    China National Standards
    direct

    English PDF
    GB/T 33348-2016 Voltage sourced converter valves for high-voltage direct current power transmission—Electrical testing
    高压直流输电用电压源换流器阀 电气试验
    China National Standards
    direct

    English PDF
    GB/T 1408.2-2016 Insulating materials—Test methods for electric strength—Part 2: Additional requirements for tests using direct voltage
    绝缘材料 电气强度试验方法 第2部分:对应用直流电压试验的附加要求
    China National Standards
    direct

    English PDF
    GB/T 26949.7-2016 Industrial trucks—Verification of stability—Part 7: Bidirectional and multidirectional trucks
    工业车辆 稳定性验证 第7部分:两向和多向运行叉车
    China National Standards
    direct

    English PDF
    GB/T 32531-2016 Printing machinery—Violet laster digital direct plate setter
    印刷机械 紫激光型数字直接制版机
    China National Standards
    direct

    English PDF
    GB/T 32524.2-2016 Acoustics—Determination of sound power level and directivity character of power capacitor using sound pressure—Part 2: Engineering methods for an essentially free field over a reflecting plane
    声学 声压法测定电力电容器单元的声功率级和指向特性 第2部分:反射面上方近似自由场的工程法
    China National Standards
    direct

    English PDF
    GB/T 32524.1-2016 Acoustics—Determination of sound power level and directivity character of power capacitor unit using sound pressure—Part 1: Precision method for hemi-anechoic rooms
    声学 声压法测定电力电容器单元的声功率级和指向特性 第1部分:半消声室精密法
    China National Standards
    direct

    English PDF
    GB/T 10322.7-2016 Iron ores and direct reduced iron—Determination of size distribution by sieving
    铁矿石和直接还原铁 粒度分布的筛分测定
    China National Standards
    direct

    English PDF
    GB/T 13161-2015 Radiation protection instrumentation—Measurement of personal dose equivalents Hp(10) and Hp(0,07) for X, gamma, neutron and beta radiations—direct reading personal dose equivalent meters
    辐射防护仪器 测量X、γ、中子和β辐射个人剂量当量Hp(10)和Hp(0.07) 直读式个人剂量当量仪
    China National Standards
    direct

    English PDF
    GB/T 31949-2015 Manganese ores—Determination of mercury content—Solid sampling and direct mercury analysis method
    锰矿石 汞含量的测定 固体进样直接测定法
    China National Standards
    direct

    English PDF
    GB/T 31948-2015 Chromium ores—Determination of mercury content— Solid sampling and direct mercury analysis method
    铬矿石 汞含量的测定 固体进样直接测定法
    China National Standards
    direct

    English PDF
    GB/T 31947-2015 Iron ores—Determination of mercury content—Solid sampling and direct mercury analysis method
    铁矿石 汞含量的测定 固体进样直接测定法
    China National Standards
    direct

    English PDF
    GB/T 7274-2015 Methods for the measurement of direct inter-electrode capacitances of electronic tubes and valves
    电子管极间电容测试方法
    China National Standards
    direct

    English PDF
    GB/T 4372.4-2015 Methods for chemical analysis of zincoxide produced by direct process—Part 4:Determination of cadmium oxide content—Flame atomic absorption spectrometry method
    直接法氧化锌化学分析方法 第4部分:氧化镉量的测定 火焰原子吸收光谱法
    China National Standards
    direct

    English PDF
    GB/T 4372.3-2015 Methods for chemical analysis of zincoxide produced by direct process—Part 3:Determination of copper oxide content—Flame atomic absorption spectrometry method
    直接法氧化锌化学分析方法 第3部分:氧化铜量的测定 火焰原子吸收光谱法
    China National Standards
    direct

    English PDF
    GB/T 2543.1-2015 Textiles—Determination of twist in yarns—Part 1: direct counting method
    纺织品 纱线捻度的测定 第1部分:直接计数法
    China National Standards
    direct

    English PDF
    GB/T 31743-2015 Animal and vegetable fats and oils—Determination of solid fat content by pulsed NMR—direct method
    动植物油脂 脉冲核磁共振法测定固体脂肪含量 直接法
    China National Standards
    direct

    English PDF
    GB/T 31518.2-2015 direct-drive permanent magnet type wind turbine generator system—Part 2: Test method
    直驱永磁风力发电机组 第2部分:试验方法
    China National Standards
    direct

    English PDF
    GB/T 31518.1-2015 direct-drive permanent magnet type wind turbine generator system—Part 1: Technical condition
    直驱永磁风力发电机组 第1部分:技术条件
    China National Standards
    direct

    English PDF
    GB/T 31529-2015 Digital printing materials—Computer direct plate-making plate(CTP Plate)—Test of unit area weight of photosensitive coating
    数字印刷材料 计算机直接制版(CTP)版材 感光层单位面积质量的测定
    China National Standards
    direct

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    GB/T 31487.3-2015 direct current de-icing devices—Part 3:Tests
    直流融冰装置 第3部分:试验
    China National Standards
    direct

    English PDF
    GB/T 31487.2-2015 direct current de-icing devices—Part 2:Thyristor valves
    直流融冰装置 第2部分:晶闸管阀
    China National Standards
    direct

    English PDF
    GB/T 31487.1-2015 direct current de-icing devices—Part 1: System design and application guide
    直流融冰装置 第1部分:系统设计和应用导则
    China National Standards
    direct

    English PDF
    GB/T 31385-2015 Service directives for travel agency
    旅行社服务通则
    China National Standards
    direct

    English PDF
    GB/T 17699-2014 Electronic data interchange for administration,commerce and transport(EDIFACT)―Data element directory
    行政、商业和运输业电子数据交换 数据元目录
    China National Standards
    direct

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