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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. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 39997-2021 |
Thermoplastic pipework for underground installation at petrol filling stations 加油站埋地用热塑性塑料复合管道系统 |
China National Standards all |
 English PDF |
| GB/T 39983-2021 |
Ball arc guide—Acceptance specifications 滚珠圆弧导轨副 验收技术条件 |
China National Standards all |
English PDF |
| GB/T 26077-2021 |
Metallic materials—Fatigue testing—Axial-strain-controlled method 金属材料 疲劳试验 轴向应变控制方法 |
China National Standards all |
English PDF |
| GB/T 21718-2021 |
Fundamental technical requirements for small hydraulic turbines 小型水轮机基本技术条件 |
China National Standards all |
English PDF |
| GB/T 19346.3-2021 |
Methods of measurement of amorphous and nanocrystalline alloys-Part 3:AC magnetic properties of Fe-based amorphous strip using a single sheet specimen 非晶纳米晶合金测试方法 第3部分：铁基非晶单片试样交流磁性能 |
China National Standards all |
English PDF |
| GB/T 16895.32-2021 |
Low voltage electrical installations - Part 7-712: Requirements for special installations or locations - Solar photovoltaic (PV) power supply systems 低压电气装置 第7-712部分：特殊装置或场所的要求 太阳能光伏（PV）电源系统 |
China National Standards all |
English PDF |
| GB/T 13297-2021 |
General rules of packaging，marking and quality certification for precision alloys 精密合金包装、标志和质量证明书的一般规定 |
China National Standards all |
English PDF |
| GB/T 11640-2021 |
Seamless aluminum alloy gas cylinders 铝合金无缝气瓶 |
China National Standards all |
English PDF |
| GB/T 11066.11-2021 |
Methods for chemical analysis of gold-Part 11:Determination of magnesium，chromium，manganese，iron，nickel copper，palladium，silver，tin，antimony，lead and bismuth contents-Inductively coupled plasma mass spectrometry 金化学分析方法 第11部分：镁、铬、锰、铁、镍、铜、钯、银、锡、锑、铅和铋含量的测定 电感耦合等离子体质谱法 |
China National Standards all |
English PDF |
| GB/T 9966.17-2021 |
Test methods for natural stone-Part 17:Determination of resistance to salt crystallization 天然石材试验方法 第17部分：盐结晶强度的测定 |
China National Standards all |
English PDF |
| GB/T 9790-2021 |
Metallic materials—Vickers and Knoop microhardness tests of metallic and other inorganic coatings 金属材料 金属及其他无机覆盖层的维氏和努氏显微硬度试验 |
China National Standards all |
English PDF |
| GB/T 20218-2021 |
Biaxially oriented polyamide (nylon) film 双向拉伸聚酰胺（尼龙）薄膜 |
China National Standards all |
English PDF |
| GB/T 3488.3-2021 |
Hardmetals—Metallographic determination of microstructure—Part 3: Measurement of microstructural features in Ti (C, N) and WC/cubic carbide based hardmetals 硬质合金 显微组织的金相测定 第3部分：Ti（C,N）和WC立方碳化物基硬质合金显微组织的金相测定 |
China National Standards all |
English PDF |
| GB/T 39961-2021 |
Ball screw assembly -- Dimension of shaft-end type screw 滚珠丝杠副 支承结构型式尺寸 |
China National Standards all |
English PDF |
| GB/T 39897-2021 |
Determination of volatile organic compounds and aldehydes and ketones in nonmetallic parts of vehicles 车内非金属部件挥发性有机物和醛酮类物质检测方法 |
China National Standards all |
English PDF |
| GB/T 39859-2021 |
Gallium-based liquid metal 镓基液态金属 |
China National Standards all |
English PDF |
| GB/T 39856-2021 |
Hot rolled titanium and titanium alloy seamless tubes 热轧钛及钛合金无缝管材 |
China National Standards all |
English PDF |
| GB/T 39816-2021 |
Master alloy electrode for titanium and titanium alloy casting 钛及钛合金铸造母合金电极 |
China National Standards all |
English PDF |
| GB/T 39814-2021 |
Test method for impact strength of ultrathin glass—Ball drop method 超薄玻璃抗冲击强度试验方法 落球冲击法 |
China National Standards all |
English PDF |
| GB/T 39807-2021 |
Process specifications of Pb-free plating tin and tin alloys 无铅电镀锡及锡合金工艺规范 |
China National Standards all |
English PDF |
| GB/T 39804-2021 |
Method for determination of leachable harmful substances in wall materials 墙体材料中可浸出有害物质的测定方法 |
China National Standards all |
English PDF |
| GB/T 39799-2021 |
Dimension,shape,weight and tolerances for titanium and titanium alloy bars and wires 钛及钛合金棒材和丝材尺寸、外形、重量及允许偏差 |
China National Standards all |
English PDF |
| GB/T 39742-2021 |
Plain bearings—Aluminium alloys for solid bearings 滑动轴承 单层滑动轴承用铝基铸造合金 |
China National Standards all |
English PDF |
| GB/T 39644-2021 |
Plain bearings—Technical specifications for Tin-based alloy plain bearings of rotating machinery 滑动轴承 旋转机械用锡基合金轴承技术条件 |
China National Standards all |
English PDF |
| GB/T 18802.32-2021 |
Low-voltage surge protective devices—Part 32: Surge protective devices connected to photovoltaic installations—Selection and application principles 低压电涌保护器 第32部分：用于光伏系统的电涌保护器 选择和使用导则 |
China National Standards all |
English PDF |
| GB/T 18802.31-2021 |
Low-voltage surge protective devices -- Part 31: Surge protective devices connected to photovoltaic installations -- Requirements and test methods 低压电涌保护器 第31部分：用于光伏系统的电涌保护器 性能要求和试验方法 |
China National Standards all |
English PDF |
| GB/T 18329.4-2021 |
Plain bearings—Metallic multilayer plain bearings—Part 4:Non-destructive ultrasonic transmission testing of bond of thickness greater than or equal to 0.3 mm 滑动轴承 多层金属滑动轴承 第4部分: 合金厚度≥0.3mm的结合质量超声穿透无损检测 |
China National Standards all |
English PDF |
| GB/T 18329.3-2021 |
Plain bearings—Metallic multilayer plain bearings—Part 3: Non-destructive penetrant testing 滑动轴承 多层金属滑动轴承 第3部分：无损渗透检验 |
China National Standards all |
English PDF |
| GB/T 17421.10-2021 |
Test code for machine tools -- Part 10: Determination of the measuring performance of probing systems of numerically controlled machine tools 机床检验通则 第10部分：数控机床探测系统测量性能的测定 |
China National Standards all |
English PDF |
| GB/T 12237-2021 |
Steel ball valves for petroleum, petrochemical and allied industries 石油、石化及相关工业用的钢制球阀 |
China National Standards all |
English PDF |
| GB/T 7308.3-2021 |
Plain bearings—Thin-walled half bearings with or without flange—Part 3: Measurement of peripheral length 滑动轴承 有法兰或无法兰薄壁轴瓦 第3部分:周长测量 |
China National Standards all |
English PDF |
| GB/T 7308.2-2021 |
Plain bearings—Thin-walled half bearings with or without flange—Part 2:Measurement of wall thickness and flange thickness 滑动轴承 有法兰或无法兰薄壁轴瓦 第2部分:轴瓦壁厚和法兰厚度测量 |
China National Standards all |
English PDF |
| GB/T 7308.1-2021 |
Plain bearings—Thin-walled half bearings with or without flange—Part 1：Tolerances, design features and methods of test 滑动轴承 有法兰或无法兰薄壁轴瓦 第1部分:公差、结构要素和检验方法 |
China National Standards all |
English PDF |
| GB/T 5162-2021 |
Metallic powders—Determination of tap density 金属粉末 振实密度的测定 |
China National Standards all |
English PDF |
| GB/T 5267.2-2021 |
Fasteners—Non-electrolytically applied zinc flake coatings 紧固件 非电解锌片涂层 |
China National Standards all |
English PDF |
| GB/T 41107.2-2021 |
Destructive tests on welds in metallic materials -- Hot cracking tests for weldments -- Arc welding processes -- Part 2: Self-restraint tests 金属材料焊缝破坏性试验 焊件的热裂纹试验 弧焊方法 第2部分：自拘束试验 |
China National Standards all |
English PDF |
| GB/T 41107.1-2021 |
Destructive tests on welds in metallic materials -- Hot cracking tests for weldments -- Arc welding processes -- Part 1: General 金属材料焊缝破坏性试验 焊件的热裂纹试验 弧焊方法 第1部分：总则 |
China National Standards all |
English PDF |
| GB/T 22565.1-2021 |
Metallic materials -- Sheet and strip -- Method for spring back evaluation -- Part 1: Stretch bending 金属材料 薄板和薄带 回弹性能评估方法 第1部分：拉弯法 |
China National Standards all |
English PDF |
| GB/T 5121.28-2021 |
Methods for chemical analysis of copper and copper alloys—Part 28：Determination of chromium,iron,manganese,cobalt,nickel,zinc,arsenic,selenium,silver,cadmium,tin,antimony,tellurium,lead and bismuth content—Inductively coupled plasma-mass spectrometry 铜及铜合金化学分析方法 第28部分：铬、铁、锰、钴、镍、锌、砷、硒、银、镉、锡、锑、碲、铅和铋含量的测定 电感耦合等离子体质谱法 |
China National Standards all |
English PDF |
| GB/T 3670-2021 |
Covered electordes for manual metal arc welding of copper and copper alloys 铜及铜合金焊条 |
China National Standards all |
English PDF |
| GB/T 41111-2021 |
Rods for gas welding of non-alloy and creep-resisting steels 气焊用非合金钢及热强钢填充丝 |
China National Standards all |
English PDF |
| GB/T 41110-2021 |
Tubular cored electrodes for gas shielded and non-gas shielded metal arc welding of nickel and nickel alloys 镍及镍合金药芯焊丝 |
China National Standards all |
English PDF |
| GB/T 41112-2021 |
Solid wire electrodes, solid wires and rods for fusion welding of magnesium and magnesium alloys 镁及镁合金焊丝 |
China National Standards all |
English PDF |
| GB/T 26465-2021 |
Safety rules for the construction and installation of firefighters lifts 消防员电梯制造与安装安全规范 |
China National Standards all |
English PDF |
| GB/T 24604-2021 |
Rolling bearings－Angular contact thrust ball bearings and units for machine tool screws 滚动轴承 机床丝杠用推力角接触球轴承及单元 |
China National Standards all |
English PDF |
| GB/T 26301-2021 |
Copper-nickel-zinc alloy strips and foils for shield 屏蔽用锌白铜带箔材 |
China National Standards all |
English PDF |
| GB/T 26024-2021 |
Seamless copper and copper alloys tube for valves on air-conditioning and refrigeration system 空调与制冷系统阀件用铜及铜合金无缝管 |
China National Standards all |
English PDF |
| GB/T 26557-2021 |
Builders hoists for persons and materials with vertically guided cages 吊笼有垂直导向的人货两用施工升降机 |
China National Standards all |
English PDF |
| GB/T 41120-2021 |
Non-destructive testing -- Test method for non-ferromagnetic metallic component pulsed eddy current testing 无损检测 非铁磁性金属材料脉冲涡流检测 |
China National Standards all |
English PDF |
| GB/T 1927.20-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 20: Determination of cleavage strength 无疵小试样木材物理力学性质试验方法 第20部分：抗劈力测定 |
China National Standards all |
English PDF |
| GB/T 1927.19-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 19: Determination of static hardness 无疵小试样木材物理力学性质试验方法 第19部分：硬度测定 |
China National Standards all |
English PDF |
| GB/T 1927.18-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 18: Determination of resistance to impact indentation 无疵小试样木材物理力学性质试验方法 第18部分：抗冲击压痕测定 |
China National Standards all |
English PDF |
| GB/T 1927.17-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 17: Determination of impact bending strength 无疵小试样木材物理力学性质试验方法 第17部分：冲击韧性测定 |
China National Standards all |
English PDF |
| GB/T 1927.12-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 12:Determination of strength in compression perpendicular to grain 无疵小试样木材物理力学性质试验方法 第12部分：横纹抗压强度测定 |
China National Standards all |
English PDF |
| GB/T 1927.10-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 10: Determination of modulus of elasticity in bending 无疵小试样木材物理力学性质试验方法 第10部分：抗弯弹性模量测定 |
China National Standards all |
English PDF |
| GB/T 1927.9-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 9: Determination of bending strength 无疵小试样木材物理力学性质试验方法 第9部分：抗弯强度测定 |
China National Standards all |
English PDF |
| GB/T 1927.8-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 8: Determination of swelling 无疵小试样木材物理力学性质试验方法 第8部分：湿胀性测定 |
China National Standards all |
English PDF |
| GB/T 1927.7-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 7: Determination of water absorption 无疵小试样木材物理力学性质试验方法 第7部分：吸水性测定 |
China National Standards all |
English PDF |
| GB/T 1927.6-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 6: Determination of shrinkage 无疵小试样木材物理力学性质试验方法 第6部分：干缩性测定 |
China National Standards all |
English PDF |
| GB/T 1927.5-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 5: Determination of density 无疵小试样木材物理力学性质试验方法 第5部分：密度测定 |
China National Standards all |
English PDF |
| GB/T 1927.4-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 4: Determination of moisture content 无疵小试样木材物理力学性质试验方法 第4部分：含水率测定 |
China National Standards all |
English PDF |
| GB/T 1927.3-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 3: Determination of the growth rings width and latewood rate of wood 无疵小试样木材物理力学性质试验方法 第3部分：生长轮宽度和晚材率测定 |
China National Standards all |
English PDF |
| GB/T 1927.2-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 2: Sampling methods and general requirements 无疵小试样木材物理力学性质试验方法 第2部分：取样方法和一般要求 |
China National Standards all |
English PDF |
| GB/T 1927.1-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 1: Collection of sample tree 无疵小试样木材物理力学性质试验方法 第1部分：试材采集 |
China National Standards all |
English PDF |
| GB/T 41154-2021 |
Metallic materials—Multiaxial fatigue testing—Axial-torsional strain-controlled thermo-mechanical fatigue testing method 金属材料 多轴疲劳试验 轴向-扭转应变控制热机械疲劳试验方法 |
China National Standards all |
English PDF |
| GB/T 41080-2021 |
Metallographic inspection method for molybdenum and molybdenum alloys 钼及钼合金金相检验方法 |
China National Standards all |
English PDF |
| GB/T 9441-2021 |
Metallographic test method for spheroidal graphite cast iron 球墨铸铁金相检验 |
China National Standards all |
English PDF |
| GB/T 41027-2021 |
Aluminum alloy MJ thread with small flange blind hole self locking insert for aviation 航空用MJ螺纹铝合金带小凸缘盲孔自锁镶嵌件 |
China National Standards all |
English PDF |
| GB/T 801-2021 |
Cup head square neck bolts with small head and short neck—Product grade B 小半圆头低方颈螺栓 B级 |
China National Standards all |
English PDF |
| GB/T 228.1-2021 |
Metallic materials—Tensile testing—Part 1: Method of test at room temperature 金属材料 拉伸试验 第1部分:室温试验方法 |
China National Standards all |
English PDF |
| GB/T 41217-2021 |
City metro and composite pipe gallery hot-rolling channel 城市地铁与综合管廊用热轧槽道 |
China National Standards all |
English PDF |
| GB/T 25717-2021 |
Hot chamber die casting machines for magnesium alloys 镁合金热室压铸机 |
China National Standards all |
English PDF |
| GB/T 41231-2021 |
General specification for moulded pallets with bamboo and wood particles 竹木刨花模压成型托盘通用技术条件 |
China National Standards all |
English PDF |
| GB/T 20882.3-2021 |
Quality requirements for starch sugar—Part 3:Crystalline fructose and solid fructose-glucose 淀粉糖质量要求 第3部分：结晶果糖、固体果葡糖 |
China National Standards all |
English PDF |
| GB/T 4184-2021 |
Tungsten-rhenium alloy wires 钨铼合金丝 |
China National Standards all |
English PDF |
| GB/T 31723.414-2021 |
Metallic communication cable test methods—Part 4-14: Electromagnetic compatibility (EMC)—Coupling attenuation of cable assemblies (field conditions)—Absorbing clamp method 金属通信电缆试验方法 第4-14部分：电磁兼容 电缆组件(现场条件)的耦合衰减 吸收钳法 |
China National Standards all |
English PDF |
| GB/T 31723.413-2021 |
Metallic communication cable test methods—Part 4-13: Electromagnetic compatibility (EMC)—Coupling attenuation of links and channels(laboratory conditions)—Absorbing clamp method 金属通信电缆试验方法 第4-13部分：电磁兼容 链路和信道(实验室条件)的耦合衰减 吸收钳法 |
China National Standards all |
English PDF |
| GB/T 31723.412-2021 |
Metallic communication cable test methods—Part 4-12: Electromagnetic compatibility (EMC)—Coupling attenuation or screening attenuation of connecting hardware—Absorbing clamp method 金属通信电缆试验方法 第4-12部分：电磁兼容 连接硬件的耦合衰减或屏蔽衰减 吸收钳法 |
China National Standards all |
English PDF |
| GB/T 41047-2021 |
Technical requirements for traceability system of recall process of motor vehicle products 汽车产品召回过程追溯系统技术要求 |
China National Standards all |
English PDF |
| GB 9706.236-2021 |
Medical electrical equipment—Part 2-36: Particular requirements for the basic safety and essential performance of equipment for extracorporeally induced lithotripsy 医用电气设备 第2-36部分：体外引发碎石设备的基本安全和基本性能专用要求 |
China National Standards all |
English PDF |
| GB 34914-2021 |
Minimum allowable value of water efficiency and water efficiency grades for water purifier 净水机水效限定值及水效等级 |
China National Standards all |
English PDF |
| GB/T 40883-2021 |
Microalloyed steel forgings -- General specification 微合金钢锻件 通用技术条件 |
China National Standards all |
English PDF |
| GB/T 40884-2021 |
Small craft—Electric propulsion system 小艇 电力推进系统 |
China National Standards all |
English PDF |
| GB/T 40914-2021 |
Motor vehicle products recall－Early-warning rules 汽车产品召回 预警规则 |
China National Standards all |
English PDF |
| GB/T 40993-2021 |
Consumer product recall—Effect evaluation 消费品召回 效果评价 |
China National Standards all |
English PDF |
| GB/T 40990-2021 |
Comsumer product recall—Numbering rules and application 消费品召回 编号规则与应用 |
China National Standards all |
English PDF |
| GB/T 40739-2021 |
Gas turbines -- Data acquisition and trend monitoring system requirements for gas turbine installations 燃气轮机? 燃气轮机设备的数据采集和趋势监测系统要求 |
China National Standards all |
English PDF |
| GB/T 16895.33-2021 |
Low-voltage electrical installations—Part 5-56:Selection and erection of electrical equipment—Safety services 低压电气装置 第5-56部分：电气设备的选择和安装 安全设施 |
China National Standards all |
English PDF |
| GB/T 40752-2021 |
Sepecifications for operation management of orah poverty alleviation project 沃柑产业扶贫项目运营管理规范 |
China National Standards all |
English PDF |
| GB/T 19322.1-2021 |
Small craft -- Airborne sound emitted by powered recreational craft -- Part 1: Pass-by measurement procedures 小艇 机动游艇空气噪声 第1部分：通过测量程序 |
China National Standards all |
English PDF |
| GB/T 40787-2021 |
Small craft—Navigation lights—Installation,placement and visibility 小艇 航行灯 安装、布置和能见度 |
China National Standards all |
English PDF |
| GB/T 27552-2021 |
Destructive tests on welds in metallic materials—Microhardness testing of welded joints 金属材料焊缝破坏性试验 焊接接头显微硬度试验 |
China National Standards all |
English PDF |
| GB/T 16895.10-2021 |
Low-voltage electrical installations -- Part 4-44: Protection for safety -- Protection against voltage disturbances and electromagnetic disturbances 低压电气装置 第4-44部分：安全防护 电压骚扰和电磁骚扰防护 |
China National Standards all |
English PDF |
| GB/T 26548.8-2021 |
Hand-held portable power tools -- Test methods for evaluation of vibration emission -- Part 8: Saws, polishing and filing machines with reciprocating action and small saws with oscillating or rotating action 手持便携式动力工具? 振动试验方法? 第8部分：往复式锯、抛光机和锉刀以及摆式或回转式锯 |
China National Standards all |
English PDF |
| GB/T 21973-2021 |
YZR3 series wound-rotor three-phase induction motors for crane and metallurgical applications—Technical specification YZR3系列起重及冶金用绕线转子三相异步电动机 技术条件 |
China National Standards all |
English PDF |
| GB/T 40732-2021 |
Non-destructive testing of welds—Ultrasonic testing—Testing of welds in austenitic steels and nickel-based alloys 焊缝无损检测 超声检测 奥氏体钢和镍基合金焊缝检测 |
China National Standards all |
English PDF |
| GB/T 40809-2021 |
Casting aluminum alloys—Process specification for semisolid rheo-diecasting forming 铸造铝合金 半固态流变压铸成形工艺规范 |
China National Standards all |
English PDF |
| 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 |
China National Standards all |
English PDF |
| GB/T 18996-2021 |
Silver jewellery alloys—Determination of silver—Volumetric (potentiometric) method using sodium chloride or potassium chloride 银合金首饰 银含量的测定 氯化钠或氯化钾容量法(电位滴定法) |
China National Standards all |
English PDF |
| GB/T 17832-2021 |
Silver jewellery alloys—Determination of silver—Volumetric (potentiometric) method using potassium bromide 银合金首饰 银含量的测定 溴化钾容量法(电位滴定法) |
China National Standards all |
English PDF |
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