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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 "p" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 36520.4-2019 Hydraulic fluid power—Dimensions and tolerances of polyurethane seals—Part 4:Dimensions and tolerances of seals for cylinder port
    液压传动 聚氨酯密封件尺寸系列 第4部分:缸口密封圈的尺寸和公差
    China National Standards
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    GB/T 36520.3-2019 Hydraulic fluid power—Dimensions and tolerances of polyurethane seals—Part 3:Dimensions and tolerances of wiper ring
    液压传动 聚氨酯密封件尺寸系列 第3部分:防尘圈的尺寸和公差
    China National Standards
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    GB/T 36478.4-2019 Internet of things—Information sharing and exchanging—part 4:Data interface
    物联网 信息交换和共享 第4部分:数据接口
    China National Standards
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    GB/T 36478.3-2019 Internet of things—Information sharing and exchanging—part 3: Metadata
    物联网 信息交换和共享 第3部分:元数据
    China National Standards
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    GB/T 36463.2-2019 Information technology service—Consulting and design—part 2:Guidance for planning and design
    信息技术服务 咨询设计 第2部分:规划设计指南
    China National Standards
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    GB/T 34044.1-2019 Automation systems and integration—Key performance indicators (KPIs) for manufacturing operations management—Part 1: Overview, concepts and terminology
    自动化系统与集成 制造运行管理的关键性能指标 第1部分:总述、概念和术语
    China National Standards
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    GB/T 33475.1-2019 Information technology—High efficiency multimedia coding—part 1: System
    信息技术 高效多媒体编码 第1部分:系统
    China National Standards
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    GB/T 32671.2-2019 Colloidal systems—Methods for zeta-potential determination—Part 2:Optical methods
    胶体体系 zeta电位测量方法 第2部分:光学法
    China National Standards
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    GB/T 32017-2019 Roller ball pens and refills
    水性墨水圆珠笔和笔芯
    China National Standards
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    GB/T 30879.2-2019 Information technology-Universal coded character set (basic multilingual plane)-22 dot matrix font of Chinese ideogram-Part 2:Hei ti
    信息技术 通用编码字符集(基本多文种平面) 汉字22点阵字型 第2部分:黑体
    China National Standards
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    GB/T 30879.1-2019 Information technology—Universal coded character set (basic multilingual plane)—22 dot matrix font of Chinese ideogram-Part 1:Song ti
    信息技术 通用编码字符集(基本多文种平面) 汉字22点阵字型 第1部分:宋体
    China National Standards
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    GB/T 30878-2019 Information technology-Universal coded character set (basic multilingual plane)-17×18 dot matrix font of Chinese ideogram
    信息技术 通用编码字符集(基本多文种平面) 汉字17×18点阵字型
    China National Standards
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    GB/T 30544.4-2019 Nanotechnologies—Vocabulary—part 4: Nanostructured materials
    纳米科技 术语 第4部分:纳米结构材料
    China National Standards
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    GB/T 30269.805-2019 Information technology—Sensor networks—part 805: Testing: Sensor gateway test specification
    信息技术 传感器网络 第805部分:测试:传感器网关测试规范
    China National Standards
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    GB/T 30269.504-2019 Information technology—Sensor networks—part 504: Identification:Sensor nodes identifier management
    信息技术 传感器网络 第504部分:标识:传感节点标识符管理
    China National Standards
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    GB/T 30269.304-2019 Information technology—Sensor networks—part 304:Communication and information exchange:Technical requirements of soundwave communication system
    信息技术 传感器网络 第304部分:通信与信息交换:声波通信系统技术要求
    China National Standards
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    GB/T 29271.6-2019 Identification cards—Integrated circuit card programming interfaces—Part 6: Registration authority procedures for the authentication protocols for interoperability
    识别卡 集成电路卡编程接口 第6部分:实现互操作的鉴别协议的注册管理规程
    China National Standards
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    GB/T 37653-2019 platinum ingots
    铂锭
    China National Standards
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    GB/T 37636-2019 Welded steel pipes for offshore engineering pile
    海洋工程桩用焊接钢管
    China National Standards
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    GB/T 37623-2019 Corrosion of metals and alloys—Aqueous corrosion testing of zirconium alloys for use in nuclear power reactors
    金属和合金的腐蚀 核反应堆用锆合金水溶液腐蚀试验
    China National Standards
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    GB/T 37621-2019 Buried type butterfly valve
    直埋式蝶阀
    China National Standards
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    GB/T 37619-2019 Corrosion of metals and alloys—potentiostatic test and evaluation method for determination of susceptibility to grooving corrosion of high frequency electric resistance welded steel pipes
    金属和合金的腐蚀 高频电阻焊焊管沟槽腐蚀性能恒电位试验与评价方法
    China National Standards
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    GB/T 37617-2019 Test methods for Zeta potential of nanofiltration membrane surface—Streaming potential measurement
    纳滤膜表面Zeta电位测试方法 流动电位法
    China National Standards
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    GB/T 37616-2019 Aluminium alloys extruded profiles-axial force controlled fatigue testing method
    铝合金挤压型材轴向力控制疲劳试验方法
    China National Standards
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    GB/T 37614-2019 Corrosion-resistant alloy seamless tube and pipe
    耐蚀合金无缝管
    China National Standards
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    GB/T 37610-2019 Corrosion-resistant alloy small diameter precision seamless tubes
    耐蚀合金小口径精密无缝管
    China National Standards
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    GB/T 37609-2019 General technical requirements of corrosion-resistant alloy strips and wires for welding
    耐蚀合金焊带和焊丝通用技术条件
    China National Standards
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    GB/T 37608-2019 Vacuum insulation panels (VIP)
    真空绝热板
    China National Standards
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    GB/T 37606-2019 Titanium-steel clad or lined pipes
    钛-钢复合管
    China National Standards
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    GB/T 37603-2019 Medium temperature brazing filler metals of aluminum alloys
    铝合金中温钎料
    China National Standards
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    GB/T 37602-2019 Ship and offshore engineering steel for low temperature service
    船舶及海洋工程用低温韧性钢
    China National Standards
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    GB/T 37601-2019 Hot rolled steel sheet and strip of alloy structure steel
    合金结构钢热连轧钢板和钢带
    China National Standards
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    GB/T 37599-2019 Wide and heavy steel plate for sour service petroleum and natural gas pipe lines
    石油天然气输送管用抗酸性宽厚钢板
    China National Standards
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    GB/T 37598-2019 Inspection of non-metallic inclusions in steel—Blue fracture test method
    钢中非金属夹杂物的检验 发蓝断口法
    China National Standards
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    GB/T 37596-2019 Magnesium alloy forgings for aerospace
    航空航天用镁合金锻件
    China National Standards
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    GB/T 37594-2019 Technical specification for anti-UV three-layer external fusion powder coating corrosion protection for steel pipe
    钢质管道抗紫外线三层熔结粉末防腐外涂层技术规范
    China National Standards
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    GB/T 37593-2019 Cold-rolled grain-oriented electrical steel strip specialized for UHV transformers
    特高压变压器用冷轧取向电工钢带
    China National Standards
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    GB/T 37592-2019 Carbonaceous mesophase spheres
    中间相炭微球
    China National Standards
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    GB/T 37591-2019 Cold-rolled non-grain oriented electrical steel strip specialized for large generators with power of 700MW or higher
    700MW及以上级大电机用冷轧无取向电工钢带
    China National Standards
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    GB/T 37589-2019 Technical specification for anticorrosion of steel pipe and fitting lining with fluoroplastics
    钢制管道及管件内衬氟塑料耐蚀作业技术规范
    China National Standards
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    GB/T 37587-2019 Technical specification for corrosion resistance of buried steel bend pipe polyethylene anti-corrosion tapes
    埋地钢质弯管聚乙烯防腐带耐蚀作业技术规范
    China National Standards
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    GB/T 37582-2019 Requirements for corrosion control engineering in the life cycle of the marine engineering equipment
    海洋工程装备腐蚀控制工程全生命周期要求
    China National Standards
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    GB/T 37581-2019 Requirements for impervious graphite equipment corrosion control engineering life cycle
    不透性石墨设备腐蚀控制工程全生命周期要求
    China National Standards
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    GB/T 37580-2019 Requirements for buried polyethylene(PE) gas pipeline corrosion control engineering life cycle
    聚乙烯(PE)埋地燃气管道腐蚀控制工程全生命周期要求
    China National Standards
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    GB/T 37579-2019 Aluminum alloy extruded tubes for non-nuclear grade nuclear power cooling systems
    非核级核电冷却用铝合金挤压管材
    China National Standards
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    GB/T 37578-2019 Urea grade ultra-low carbon austenitic seamless stainless steel tubes and pipes
    尿素级超低碳奥氏体不锈钢无缝钢管
    China National Standards
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    GB/T 37577-2019 Welded large diameter steel pipes for low-temperature-service piping
    低温管道用大直径焊接钢管
    China National Standards
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    GB/T 37576-2019 Cathodic protection of buried metallic gas storage device
    金属埋地储气装置阴极保护技术
    China National Standards
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    GB/T 37575-2019 Cathodic protection of buried grounding conduct
    埋地接地体阴极保护技术
    China National Standards
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    GB/T 37572-2019 Copper and copper alloy strip for heat exchanger
    热交换器用铜及铜合金带材
    China National Standards
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    GB/T 37571-2019 Copper and copper alloy strip for relay
    继电器用铜及铜合金带
    China National Standards
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    GB/T 37570-2019 Copper alloy sheet for oilless bearing
    无油轴承用铜合金板
    China National Standards
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    GB/T 37569-2019 Copper alloy rod for die forgings (hot-pressed)
    热模锻用铜合金棒
    China National Standards
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    GB/T 37568-2019 Tin-plated copper and copper alloy strip
    铜及铜合金镀锡带材
    China National Standards
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    GB/T 37567-2019 Copper and copper alloy sheet and strip for building decoration
    建筑装饰用铜及铜合金板带材
    China National Standards
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    GB/T 37565-2019 General specification of screen machine for water supply and drainage service
    给水排水用格栅除污机通用技术条件
    China National Standards
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    GB/T 37564-2019 Test method of creep performance for dipped cords
    浸胶帘线蠕变性能试验方法
    China National Standards
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    GB/T 37561-2019 Standard practice for de-agglomeration of refractory metal powders and their compounds prior to particle size analysis
    难熔金属及其化合物粉末在粒度测定之前的分散处理规则
    China National Standards
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    GB/T 37539-2019 Requirements for fossil fuel power plant corrosion control engineering life cycle
    火电厂腐蚀控制工程全生命周期要求
    China National Standards
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    GB/T 37520-2019 Titanium alloy extrusion profiles for aviation
    航空用钛合金挤压型材
    China National Standards
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    GB/T 37505-2019 Surface active agents—Determination of quinoline content in dispersing agents
    表面活性剂 分散剂中喹啉含量的测定
    China National Standards
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    GB/T 37504-2019 Guides for energy efficiency assessment of continuous casting process
    连铸工序能效评估导则
    China National Standards
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    GB/T 37502-2019 Copper nickel alloy rods for vacuum electron devices structure material
    电真空器件结构材料用铜镍合金棒
    China National Standards
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    GB/T 37499-2019 Safety and control devices for gas burners and gas-burning appliances—Particular requirements—Automatic and semi-automatic valves
    燃气燃烧器和燃烧器具用安全和控制装置 特殊要求 自动和半自动阀
    China National Standards
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    GB/T 37498-2019 Rubber,raw natural—Determination of the gel content of technically specified rubber (TSR)
    天然生胶 技术分级橡胶(TSR)凝胶含量的测定
    China National Standards
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    GB/T 29055-2019 Multicrystalline silicon wafers for photovoltaic solar cell
    太阳能电池用多晶硅片
    China National Standards
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    GB/T 29054-2019 Casting multicrystalline silicon brick for photovoltaic solar cell
    太阳能电池用铸造多晶硅块
    China National Standards
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    GB/T 27685-2019 portable aluminium alloy ladder
    便携式铝合金梯
    China National Standards
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    GB/T 25832-2019 Hot rolled steel plate and strip for porcelain enameling
    搪瓷用热轧钢板和钢带
    China National Standards
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    GB/T 24588-2019 Stainless steel spring wires
    不锈弹簧钢丝
    China National Standards
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    GB/T 24583.8-2019 Vanadium-nitrogen—Determination of silicon, manganese, phosphorus, aluminum content—Inductively coupled plasma atomic emission
    钒氮合金 硅、锰、磷、铝含量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
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    GB/T 24583.7-2019 Vanadium-nitrogen—Determination of oxygen content—Infrared absorption method
    钒氮合金 氧含量的测定 红外线吸收法
    China National Standards
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    GB/T 24583.5-2019 :Vanadium-nitrogen—Determination of phosphorus content—Bismuth molybdenum blue spectrophotometric method
    钒氮合金 磷含量的测定 铋磷钼蓝分光光度法
    China National Standards
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    GB/T 24583.4-2019 Vanadium-nitrogen—Determination of carbon content—Infrared absorption method
    钒氮合金 碳含量的测定 红外线吸收法
    China National Standards
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    GB/T 23524-2019 Method for chemical analysis of petrochemical spent platinum catalyst—Determination of platinum—Inductively coupled plasma atomic emission spectrometry
    石油化工废铂催化剂化学分析方法 铂含量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
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    GB/T 21839-2019 Test methods of steel for prestressing concrete
    预应力混凝土用钢材试验方法
    China National Standards
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    GB/T 20975.31-2019 Methods for chemical analysis of aluminium and aluminium alloys—part 31:Determination of phosphorus content—Molybdenum blue spectrophotometry
    铝及铝合金化学分析方法 第31部分:磷含量的测定 钼蓝分光光度法
    China National Standards
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    GB/T 20975.30-2019 Methods for chemical analysis of aluminium and aluminium alloys—part 30:Determination of hydrogen content—Heating extraction-thermal conductivity method
    铝及铝合金化学分析方法 第30部分:氢含量的测定 加热提取热导法
    China National Standards
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    GB/T 20975.29-2019 Methods for chemical analysis of aluminium and aluminium alloys—part 29:Determination of molybdenum content—Thiocyanate spectrophotometry
    铝及铝合金化学分析方法 第29部分:钼含量的测定 硫氰酸盐分光光度法
    China National Standards
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    GB/T 20975.28-2019 Methods for chemical analysis of aluminium and aluminium alloys—part 28:Determination of cobalt content—Flame atomic absorption spectrometry
    铝及铝合金化学分析方法 第28部分:钴含量的测定 火焰原子吸收光谱法
    China National Standards
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    GB/T 20508-2019 Tantalum carbide powder
    碳化钽粉
    China National Standards
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    GB/T 19289-2019 Methods of measurement of resistivity,density and stacking factor of electrical steel strip and sheet
    电工钢带(片)的电阻率、密度和叠装系数的测量方法
    China National Standards
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    GB/T 17101-2019 Hot-dip zinc or zinc-aluminium coated steel wires for bridge cables
    桥梁缆索用热镀锌或锌铝合金钢丝
    China National Standards
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    GB/T 16597-2019 Analytical methods of metallurgical products—General rule for X-ray fluorescence spectrometric methods
    冶金产品分析方法 X射线荧光光谱法通则
    China National Standards
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    GB/T 14139-2019 Silicon epitaxial wafers
    硅外延片
    China National Standards
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    GB/T 13747.5-2019 Methods for chemical analysis of zirconium and zirconium alloys—part 5:Determination of aluminium content—Chronic azurol-S-tetradrcylpyridine chloride spectrophotometry
    锆及锆合金化学分析方法 第5部分:铝量的测定 铬天青S-氯化十四烷基吡啶分光光度法
    China National Standards
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    GB/T 13477.13-2019 Test method for building sealants-part 13:Determination of adhesion/cohesion properties at variable temperatures
    建筑密封材料试验方法 第13部分:冷拉-热压后粘结性的测定
    China National Standards
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    GB/T 12688.5-2019 Test method of styrene for industrial use—part 5:Determination of the content of total aldehydes—Titrimetric method
    工业用苯乙烯试验方法 第5部分:总醛含量的测定 滴定法
    China National Standards
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    GB/T 12688.1-2019 Test method of styrene for industrial use—part 1:Determination of purity and hydrocarbon impurities—Gas chromatography
    工业用苯乙烯试验方法 第1部分:纯度及烃类杂质的测定 气相色谱法
    China National Standards
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    GB/T 10666-2019 Calcium hypochlorite
    次氯酸钙(漂粉精)
    China National Standards
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    GB/T 8547-2019 Titanium clad steel plate
    钛-钢复合板
    China National Standards
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    GB/T 8005.1-2019 Aluminium and aluminium alloy terms and definitions—part 1:Product and method of processing and treatment
    铝及铝合金术语 第1部分:产品及加工处理工艺
    China National Standards
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    GB/T 7739.13-2019 Methods for chemical analysis of gold concentrates—part 13: Determination of lead, zinc, bismuth, cadmium, chromium, arsenic and mercury contents—Inductively coupled plasma atomic emission spectrometry
    金精矿化学分析方法 第13部分: 铅、锌、铋、镉、铬、砷和汞量的测定 电感耦合等离子体原子发射光谱法
    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 4698.21-2019 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 21: Determination of manganese, chromium, nickel, aluminum, molybdenum, tin, vanadium, yttrium, copper and zirconium content—Atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第21部分:锰、铬、镍、铝、钼、锡、钒、钇、铜、锆量的测定 原子发射光谱法
    China National Standards
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    GB/T 4698.17-2019 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 17:Determination of magnesium content—Flame atomic absorption spectrometry
    海绵钛、钛及钛合金化学分析方法 第17部分: 镁量的测定 火焰原子吸收光谱法
    China National Standards
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    GB/T 4333.7-2019 Ferrosilicon—Determination of sulfur content—Infrared absorption method and chromatographic separation-barium sulfate gravimetric method
    硅铁 硫含量的测定 红外线吸收法和色层分离硫酸钡重量法
    China National Standards
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    GB/T 4333.6-2019 Ferrosilicon—Determination of chromium content—Diphenylcarbazide spectrophotometric method
    硅铁 铬含量的测定 二苯基碳酰二肼分光光度法
    China National Standards
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    GB/T 4333.10-2019 Ferrosilicon—Determination of carbon content—Infrared absorption method
    硅铁 碳含量的测定 红外线吸收法
    China National Standards
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    GB/T 4295-2019 Tungsten carbide powder
    碳化钨粉
    China National Standards
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