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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 "seal" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 43485-2023 sealing ropes for building structures
    建筑结构用密封索
    China National Standards
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    GB 23864-2023 Fireproof sealing materials
    防火封堵材料
    China National Standards
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    GB/T 23262-2023 Test methods for non-metallic sealing packings
    非金属密封填料试验方法
    China National Standards
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    GB/T 13871.4-2023 Rotating shaft lip seals with elastomer sealing elements - Part 4: Performance test procedures
    密封元件为弹性体材料的旋转轴唇形密封圈 第4部分:性能试验程序
    China National Standards
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    GB/T 13871.3-2023 Lip seals for rotating shafts with elastomeric sealing elements - Part 3: Storage, handling and installation
    密封元件为弹性体材料的旋转轴唇形密封圈 第3部分:贮存、搬运和安装
    China National Standards
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    GB/T 43070-2023 General technical specifications for carton (box) forming, filling, inserting and sealing packaging machines
    纸箱(盒)成型充填插合封口包装机通用技术规范
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    GB/T 42911-2023 Carbon fiber reinforced composite materials accelerated moisture absorption and supersaturation adjustment method for sealed pressure vessels
    碳纤维增强复合材料 密封压力容器加速吸湿和过饱和调节方法
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    GB/T 42542-2023 Fiber-reinforced composite materials, sealed pressure vessel, accelerated moisture absorption and supersaturated state adjustment method
    纤维增强复合材料 密封压力容器加速吸湿及过饱和状态调节方法
    China National Standards
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    GB/T 42527-2023 Sidewalk sealant Grading and Requirements
    人行道密封胶分级和要求
    China National Standards
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    GB/T 42601.3-2023 Petroleum, heavy chemical and natural gas industries - Lubrication, shaft sealing and control oil systems and auxiliary equipment - Part 3: Oil systems for general purposes
    石油、重化学和天然气工业 润滑、轴密封和控制油系统及辅助设备 第3部分:一般用途的油系统
    China National Standards
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    GB/T 42601.1-2023 Petroleum, heavy chemical and natural gas industries - Lubrication, shaft sealing and oil control systems and auxiliary equipment - Part 1: General requirements
    石油、重化学和天然气工业 润滑、轴密封和控制油系统及辅助设备 第1部分:一般要求
    China National Standards
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    GB/T 42684-2023 Technical Specifications for Electronic sealing of Containers
    集装箱电子箱封技术规范
    China National Standards
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    GB/T 13477.21-2022 Test methods for building sealing materials - Part 21: Determination of color change after artificial accelerated weathering
    建筑密封材料试验方法 第21部分:人工加速气候老化后颜色变化的测定
    China National Standards
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    GB/T 41487-2022 Composite sealing gasket material
    复合型密封垫片材料
    China National Standards
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    GB/T 13477.23-2022 Test methods for building sealing materials - Part 23: Determination of durability after tension-compression cycles under artificial accelerated weathering
    建筑密封材料试验方法 第23部分:人工加速气候老化下拉伸-压缩循环后耐久性的测定
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    GB/T 13477.22-2022 Test methods for building sealing materials - Part 22: Determination of curing characteristics
    建筑密封材料试验方法 第22部分:固化特性的测定
    China National Standards
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    GB/T 23662-2022 Rubber seals for expansion joints in concrete road sections
    混凝土路段伸缩缝用橡胶密封件
    China National Standards
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    GB/T 13871.1-2022 Rotary shaft lip seals with elastomeric sealing elements - Part 1: Dimensions and tolerances
    密封元件为弹性体材料的旋转轴唇形密封圈 第1部分:尺寸和公差
    China National Standards
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    GB/T 41742-2022 Low temperature sealing glass for optoelectronic devices
    光电器件用低温封接玻璃
    China National Standards
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    GB/T 42047-2022 Determination method for outgassing products of materials and components in the sealed cabin of manned spacecraft
    载人航天器密封舱内材料和部组件出气产物测定方法
    China National Standards
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    GB/T 13871.6-2022 Rotary shaft lip seals with elastomeric sealing elements - Part 6: Specification for elastomeric materials
    密封元件为弹性体材料的旋转轴唇形密封圈 第6部分:弹性体材料规范
    China National Standards
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    GB/T 3452.5-2022 O-ring rubber seals for hydraulic and pneumatic use - Part 5: Specification for elastomeric materials
    液压气动用O形橡胶密封圈 第5部分:弹性体材料规范
    China National Standards
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    GB/T 41753-2022 Test method for artificial weathering pull-down compression cycle durability of sealants
    密封胶人工气候老化下拉压循环耐久性试验方法
    China National Standards
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    GB/T 41745-2022 Evaluation of sealant Aging Cracks by Picture Method
    密封胶老化裂纹的评价 图片法
    China National Standards
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    GB/T 40360-2021 Still beverage metal cans filling and sealing machine—General technical specifications
    不含气饮料金属罐灌装封罐机 通用技术条件
    China National Standards
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    GB/T 40325-2021 Performance test for rubber sealing device of railway vehicle wheel rolling bearing
    轨道车辆轮对滚动轴承橡胶密封装置性能试验
    China National Standards
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    GB/T 40322-2021 Thermoplastic elastomer—Specifications of door sealmaterials for household and similar refrigerating appliances
    热塑性弹性体 家用和类似用途制冷器具用门密封材料规范
    China National Standards
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    GB/T 27800-2021 Determination of the life for static sealing rubber products
    静密封橡胶制品使用寿命的快速预测方法
    China National Standards
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    GB/T 15242.4-2021 Dimensions series of rod and piston dynamic seals for hydraulic cylinders-Part 4:Dimensions and tolerances of bearing rings groove
    液压缸活塞和活塞杆动密封装置尺寸系列 第4部分:支承环安装沟槽尺寸系列和公差
    China National Standards
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    GB/T 15242.3-2021 Dimensions series of rod and piston dynamic seals for hydraulic cylinders-Part 3:Dimensions and tolerances of groove for co-axial seals
    液压缸活塞和活塞杆动密封装置尺寸系列 第3部分:同轴密封件沟槽尺寸系列和公差
    China National Standards
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    GB/T 6577-2021 Types,dimensions and tolerances of groove for seals with bearing rings for hydraulic cylinders piston
    液压缸活塞用带支承环密封沟槽型式、尺寸和公差
    China National Standards
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    GB/T 25364.2-2021 Turbocharger seal rings—Part 2:Inspection measuring principles
    涡轮增压器密封环 第2部分:检验方法
    China National Standards
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    GB/T 25364.1-2021 Turbocharger seal rings—Part 1:General specifications
    涡轮增压器密封环 第1部分:技术条件
    China National Standards
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    GB/T 40710-2021 Container electronics seal and the system based on NFC
    基于NFC的集装箱电子箱封及系统
    China National Standards
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    GB/T 40817.1-2021 Specification for nuclear power reactor coolant pump motor—Part 1:Asynchronous motor for shaft sealing pump
    核电主泵电机技术条件 第1部分:轴封泵异步电机
    China National Standards
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    GB/T 39040-2020 Steel seals and edge protectors for packing
    包装用钢质锁扣及护角
    China National Standards
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    GB/T 38940-2020 Precision expansion alloys for sealing to silicon and silicon components
    硅组件用精密封接合金
    China National Standards
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    GB/T 38510-2020 Evaluation of self-sealing performance for tyres coated with self-sealing material
    涂覆式刺扎自密封轮胎自密封性能评价
    China National Standards
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    GB/T 38540-2020 Information security technology—Technical specification secure electronic seal signature cryptography
    信息安全技术 安全电子签章密码技术规范
    China National Standards
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    GB/T 39709-2020 Test methods of multiple units glass, windiows static pressure and windiows sealing performance
    动车组玻璃、车窗耐静压及车窗密封性能试验方法
    China National Standards
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    GB/T 39383-2020 Thermoplastics piping systems for underground non-pressure applications—Test method for leaktightness of elastomeric sealing ring type joints
    埋地用无压热塑性塑料管道系统 弹性密封圈接头的密封性能试验方法
    China National Standards
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    GB/T 33588.5-2020 Lightning protection system components (LPSC)—Part 5: Requirements for earth electrode inspection housings and earth electrode seals
    雷电防护系统部件(LPSC)第5部分:接地极检测箱和接地极密封件的要求
    China National Standards
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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
    China National Standards
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    GB/T 3836.25-2019 Explosive atmospheres—Part 25:Requirements for process sealing between flammable process fluids and electrical systems
    爆炸性环境 第25部分:可燃性工艺流体与电气系统之间的工艺密封要求
    China National Standards
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    GB/T 37996-2019 Rubber seals used in the power lithium battery
    动力锂电池用橡胶密封件
    China National Standards
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    GB/T 37888-2019 sealant material in terrestrial photovoltaic(PV) modules—Pressure sensitive adhesive tape
    地面光伏组件用密封材料 压敏胶粘带
    China National Standards
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    GB/T 37854-2019 Wide-mouth glass containers—Deviation from flatness of top sealing surface—Test methods
    广口玻璃容器 封合面平面度偏差 试验方法
    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
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    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 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 37059-2018 Coding and marking specification of freight containers eseal
    集装箱电子箱封编码与标识规范
    China National Standards
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    GB/T 37210-2018 Nuclear radiation-resistant inflatable and water-filled rubber sealing products
    耐核辐射充气和充水橡胶密封制品
    China National Standards
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    GB/T 37126-2018 Test method for structural sealant glazing systems(SSGS)
    结构装配用建筑密封胶试验方法
    China National Standards
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    GB/T 13477.2-2018 Test method for building sealants-Part 2:Determination of density
    建筑密封材料试验方法-第2部分:密度的测定
    China National Standards
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    GB/T 13477.12-2018 Test method for building sealants-Part 12:Determination of adhesion/cohesion properties at constant temperature
    建筑密封材料试验方法-第12部分:同一温度下拉伸-压缩循环后粘结性的测定
    China National Standards
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    GB/T 35053-2018 sealed coring method for determination of coalbed methane content
    煤层气含量测定用密闭取心方法
    China National Standards
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    GB/T 36520.2-2018 Hydraulic fluid power—Dimensions and tolerances of polyurethane seals—Part 2:Dimensions and tolerances of seals used in hydraulic reciprocating applications for piston rod
    液压传动 聚氨酯密封件尺寸系列 第2部分:活塞杆往复运动密封圈的尺寸和公差
    China National Standards
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    GB/T 36520.1-2018 Hydraulic fluid power—Dimensions and tolerances of polyurethane seals—Part 1:Dimensions and tolerances of seals used in hydraulic reciprocating applications for piston
    液压传动 聚氨酯密封件尺寸系列 第1部分:活塞往复运动密封圈的尺寸和公差
    China National Standards
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    GB/T 36797-2018 Epoxy resin joint sealant for anti-cracking in refurbishment
    装修防开裂用环氧树脂接缝胶
    China National Standards
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    GB/T 36879-2018 Rubber seals used for full face tunnel boring machine
    全断面隧道掘进机用橡胶密封件
    China National Standards
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    GB/T 36878-2018 Determination of tear resistance for sealant
    密封胶抗撕裂强度的测定
    China National Standards
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    GB/T 36110-2018 sealing performances and test procedures of museum showcase
    文物展柜密封性能及检测
    China National Standards
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    GB/T 35609-2017 Green product assessment—Waterproof matreials and sealants
    绿色产品评价 防水与密封材料
    China National Standards
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    GB/T 15242.2-2017 Dimensions series of rod and piston dynamic seals for hydraulic cylinders—Part 2:Dimensions and tolerances of bearing rings
    液压缸活塞和活塞杆动密封装置尺寸系列 第2部分:支承环尺寸系列和公差
    China National Standards
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    GB/T 34888-2017 Rotary shaft lip-type seals—Determination of installing and removing forces
    旋转轴唇形密封圈 装拆力的测定
    China National Standards
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    GB/T 15242.1-2017 Dimensions series of rod and piston dynamic seals for hydraulic cylinders—Part 1:Dimensions and tolerances of co-axial seals for reciprocating applications
    液压缸活塞和活塞杆动密封装置尺寸系列 第1部分:同轴密封件尺寸系列和公差
    China National Standards
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    GB/T 34896-2017 Rotary shaft lip-type seals—Determination of friction torque
    旋转轴唇形密封圈 摩擦扭矩的测定
    China National Standards
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    GB/T 34839-2017 Timekeeping instruments—Designs and dimensions of crowns and sealed tubes
    计时仪器 柄头和密封管的设计和尺寸
    China National Standards
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    GB/T 34338-2017 Test methods for determining mechanical properties of sealing glass for vacuum glazing
    真空玻璃用熔封玻璃力学性能试验方法
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    GB/T 34445-2017 Test method of hot-tack property for heat sealing surfaces of thermoplastic polymer and thermoplastic composite material
    热塑性塑料及其复合材料热封面热粘性能测定
    China National Standards
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    GB/T 14683-2017 Silicone and modified silicone sealants for building
    硅酮和改性硅酮建筑密封胶
    China National Standards
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    GB/T 13477.19-2017 Test method for building sealants—Part 19:Determination of change in mass and volume
    建筑密封材料试验方法 第19部分:质量与体积变化的测定
    China National Standards
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    GB/T 13477.20-2017 Test method for building sealants—Part 20:Determination of staining
    建筑密封材料试验方法 第20部分:污染性的测定
    China National Standards
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    GB/T 34028-2017 Valve stem reciprocating seals of engine and performance test method
    发动机气门导杆往复油封及性能试验方法
    China National Standards
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    GB/T 13477.15-2017 Test method for building sealants—Part 15:Determination of adhesion/cohesion properties after exposure to heat and artificial light through glass and to water
    建筑密封材料试验方法 第15部分:经过热、透过玻璃的人工光源和水曝露后粘结性的测定
    China National Standards
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    GB/T 13477.11-2017 Test method for building sealants—Part 11:Determination of tensile properties at maintained extension after immersion in wates
    建筑密封材料试验方法 第11部分:浸水后定伸粘结性的测定
    China National Standards
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    GB/T 13477.4-2017 Test method for building sealants—Part 4:Determination of extrudability of one-component sealants
    建筑密封材料试验方法 第4部分:原包装单组分密封材料挤出性的测定
    China National Standards
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    GB/T 13477.9-2017 Test method for building sealants—Part 9:Determination of adhesion/cohesion properties after immersion in water
    建筑密封材料试验方法 第9部分:浸水后拉伸粘结性的测定
    China National Standards
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    GB/T 13477.3-2017 Test method for building sealants—Part 3:Determination of extrudability of sealants using standardized apparatus
    建筑密封材料试验方法 第3部分:使用标准器具测定密封材料挤出性的方法
    China National Standards
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    GB/T 33836-2017 Plane sealing gaskets for heat energy device
    热能装置用平面密封垫片
    China National Standards
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    GB/T 13477.10-2017 Test method for building sealants—Part 10:Determination of tensile properties at maintained extension
    建筑密封材料试验方法 第10部分:定伸粘结性的测定
    China National Standards
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    GB/T 13477.8-2017 Test method for building sealants—Part 8:Determination of tensile properties
    建筑密封材料试验方法 第8部分:拉伸粘结性的测定
    China National Standards
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    GB/T 8753.1-2017 Anodizing of aluminium and its alloys—Assessment of quality of sealed anodic oxidation coatings—Part 1:Measurement of the loss of mass after immersion in acid solution(s)
    铝及铝合金阳极氧化 氧化膜封孔质量的评定方法 第1部分:酸浸蚀失重法
    China National Standards
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    GB/T 33825-2017 Steel/copper composite rod and wire for hermetically sealed relay
    密封继电器用钢包铜复合棒线材
    China National Standards
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    GB/T 33575-2017 Freight containers—Electronic seals—Environmental characteristics
    集装箱 电子箱封 环境特性
    China National Standards
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    GB/T 2878.3-2017 Connections for hydraulic fluid power—Ports and stud ends with metric threads and O-ring sealing—Part 3: light-duty stud ends (L series)
    液压传动连接 带米制螺纹和O形圈密封的油口和螺柱端 第3部分:轻型螺柱端(L系列)
    China National Standards
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    GB/T 33588.5-2017 Lightning protection system components(LPSC)—Part 5: Requirements for earth electrode inspection housings and earth electrode seals
    雷电防护系统部件(LPSC) 第5部分:接地极检测箱和接地极密封件的要求
    China National Standards
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    GB/T 13477.17-2017 Test method for building sealants—Part 17:Determination of elastic recovery
    建筑密封材料试验方法 第17部分:弹性恢复率的测定
    China National Standards
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    GB/T 33509-2017 General specification for mechanical seals
    机械密封通用规范
    China National Standards
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    GB/T 29992-2017 Rubber sealing rings for pressure cooker
    日用压力锅橡胶密封圈
    China National Standards
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    GB/T 35495-2017 Determination of changes in cohesion for elastic sealants after dynamic artificial weathering
    弹性密封胶暴露于动态人工气候老化后内聚形态变化的试验方法
    China National Standards
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    GB/T 34875-2017 Shaft sealing systems for centrifugal and rotary pumps
    离心泵和转子泵用轴封系统
    China National Standards
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    GB/T 22638.7-2016 Test methods for aluminium and aluminium alloy foils-Part 7:Determination of heat seal strength
    铝箔试验方法 第7部分:热封强度的测定
    China National Standards
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    GB/T 33481-2016 Application specification for electronic seal of Party and government organs
    党政机关电子印章应用规范
    China National Standards
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    GB/T 6556-2016 Type,main dimension,material and marking of mechanical seals
    机械密封的型式、主要尺寸、材料和识别标志
    China National Standards
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    GB/T 10444-2016 Method of type estabishment for type mechanical seals
    机械密封产品型号编制方法
    China National Standards
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    GB/T 32488-2016 Ductile iron pipes and fittings——seal coats for cement mortar linings
    球墨铸铁管和管件 水泥砂浆内衬密封涂层
    China National Standards
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    GB/T 33154-2016 Rubber seals of slewing bearing used in the wind power industry
    风电回转支承用橡胶密封圈
    China National Standards
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    English PDF
    GB/T 9065.1-2015 Hydraulic hose fittings—Part 1: Hose fittings with O-ring face seal ends
    液压软管接头 第1部分:O形圈端面密封软管接头
    China National Standards
    seal

    English PDF

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