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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 4438-2006 |
Aluminium and aluminium alloy corrugated sheets 铝及铝合金波纹板 |
China National Standards at |
 English PDF |
| GB/T 6891-2006 |
Wrought aluminium and aluminium alloy - V corrugated sheet 铝及铝合金压型板 |
China National Standards at |
English PDF |
| GB/T 20255.5-2006 |
Methods for chemical analysis of hardmetals - Determination of chromium content - Flame atomic absorption spectrometric method 硬质合金化学分析方法 铬量的测定 火焰原子吸收光谱法 |
China National Standards at |
English PDF |
| GB/T 20255.4-2006 |
Methods for chemical analysis of hardmetals - Determination of cobalt, iron, manganese, molybdenum, nickel, titanium and vanadium contents - Flame atomic absorption spectrometric method 硬质合金化学分析方法 钴、铁、锰、钼、镍、钛和钒量的测定 火焰原子吸收光谱法 |
China National Standards at |
English PDF |
| GB/T 20255.3-2006 |
Methods for chemical analysis of hardmetals - Determination of molybdenum, titanium and vanadium contents - Flame atomic absorption spectrometric method 硬质合金化学分析方法 钼、钛和钒量的测定 火焰原子吸收光谱法 |
China National Standards at |
English PDF |
| GB/T 20255.2-2006 |
Methods for chemical analysis of hardmetals - Determination of cobalt, iron, manganese and nickel contents - Flame atomic absorption spectrometric method 硬质合金化学分析方法 钴、铁、锰和镍量的测定 火焰原子吸收光谱法 |
China National Standards at |
English PDF |
| GB/T 20255.1-2006 |
Methods for chemical analysis of hardmetals - Determination of calcium, potassium, magnesium and sodium contents - Flame atomic absorption spectrometric method 硬质合金化学分析方法 钙、钾、镁和钠量的测定 火焰原子吸收光谱法 |
China National Standards at |
English PDF |
| GB/T 20253-2006 |
Nickel plated punched steel strip for rechargeable battery 可充电电池用冲孔镀镍钢带 |
China National Standards at |
English PDF |
| GB/T 20251-2006 |
Nickel foam for battery 电池用泡沫镍 |
China National Standards at |
English PDF |
| GB 3836.16-2006 |
Electrical apparatus for explosive gas atmospheres―Part 16: Inspection and maintenance of electrical installation(other than mines) 爆炸性气体环境用电气设备 第16部分: 电气装置的检查和维护（煤矿除外） |
China National Standards at |
English PDF |
| GB 1971-2006 |
Rotating electrical machines―Terminal markings and direction of rotation 旋转电机 线端标志与旋转方向 |
China National Standards at |
English PDF |
| GB/T 5023.6-2006 |
Polyvinyl chloride insulated cables of rated voltages up to and including 450/750V Part 6: Lift cables and cables for flexible connections 额定电压450/750V及以下聚氯乙烯绝缘电缆 第6部分:电梯电缆和挠性连接用电缆 |
China National Standards at |
English PDF |
| GB/T 20235-2006 |
Technical specification for silver-tin oxide electric contact materials 银氧化锡电触头材料技术条件 |
China National Standards at |
English PDF |
| GB/T 10069.1-2006 |
Measurement of airborne noise emitted by rotating electrical machines and the noise limits Part 1: Method for the measurement of airborne noise emitted by rotating electrical machines 旋转电机噪声测定方法及限值 第1部分：旋转电机噪声测定方法 |
China National Standards at |
English PDF |
| GB/T 20231-2006 |
Cinematography - Interchange of post-production materials 电影 后期制作素材的交换 |
China National Standards at |
English PDF |
| GB/T 11313.36-2006 |
Radio-frequency connectors - Part 36: Microminiature r.f. coaxial connectors with snap-on coupling - Characteristic impedance 50 Ohms (Type MCX) 射频连接器 第36部分：特性阻抗为50Ω的搭锁连接微小型射频同轴连接器（MCX型） |
China National Standards at |
English PDF |
| GB/T 17739.5-2006 |
Microfilming of technical drawings and technical documents - Part 5: Test procedures for diazo duplicating of microfilm images in aperture cards 技术图样与技术文件的缩微摄影 第5部分：开窗卡中缩微影像重氮复制的检验程序 |
China National Standards at |
English PDF |
| GB/T 20170.2-2006 |
Test method of physical characters of rare earth metals and compounds Determination on specific surface area of rare earth compounds 稀土金属及其化合物物理性能测试方法 稀土化合物比表面积的测定 |
China National Standards at |
English PDF |
| GB/T 20170.1-2006 |
Test methods for physical characters of rare earth metals and their compounds Determination for particle size distribution of rare earth compounds 稀土金属及其化合物物理性能测试方法 稀土化合物粒度分布的测定 |
China National Standards at |
English PDF |
| GB/T 18115.9-2006 |
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Dysprosium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法 镝中镧、铈、镨、钕、钐、铕、钆、铽、钬、铒、铥、镱、镥和钇量的测定 |
China National Standards at |
English PDF |
| GB/T 18115.8-2006 |
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Terbium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法 铽中镧、铈、镨、钕、钐、铕、钆、镝、钬、铒、铥、镱、镥和钇量的测定 |
China National Standards at |
English PDF |
| GB/T 18115.7-2006 |
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Gadolinium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法 钆中镧、铈、镨、钕、钐、铕、铽、镝、钬、铒、铥、镱、镥和钇量的测定 |
China National Standards at |
English PDF |
| GB/T 18115.6-2006 |
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Europium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法 铕中镧、铈、镨、钕、钐、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定 |
China National Standards at |
English PDF |
| GB/T 18115.5-2006 |
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Samarium-Determination of lanthanum, cerium, praseodymium, neodymium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法 钐中镧、铈、镨、钕、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定 |
China National Standards at |
English PDF |
| GB/T 18115.4-2006 |
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Neodymium-Determination of lanthanum, cerium, praseodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法 钕中镧、铈、镨、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定 |
China National Standards at |
English PDF |
| GB/T 18115.3-2006 |
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Praseodymium-Determination of lanthanum, cerium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法 镨中镧、铈、钕、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定 |
China National Standards at |
English PDF |
| GB/T 18115.2-2006 |
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Cerium-Determination of lanthanum, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法 铈中镧、镨、钕、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定 |
China National Standards at |
English PDF |
| GB/T 18115.12-2006 |
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Yttrium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium and lut 稀土金属及其氧化物中稀土杂质化学分析方法 钇中镧、铈、镨、钕、钐、铕、钆、铽、镝、钬、铒、铥、镱和镥量的测定 |
China National Standards at |
English PDF |
| GB/T 18115.1-2006 |
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Lanthanum-Determination of cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法 镧中铈、镨、钕、钐、铕、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定 |
China National Standards at |
English PDF |
| GB/T 18115.11-2006 |
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Erbium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法 铒中镧、铈、镨、钕、钐、铕、钆、铽、镝、钬、铥、镱、镥和钇量的测定 |
China National Standards at |
English PDF |
| GB/T 18115.10-2006 |
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides Holmium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, erbium, thulium, ytterbium, lutetium and yt 稀土金属及其氧化物中稀土杂质化学分析方法 钬中镧、铈、镨、钕、钐、铕、钆、铽、镝、铒、铥、镱、镥和钇量的测定 |
China National Standards at |
English PDF |
| GB/T 12690.15-2006 |
Chemical analysis methods for non-rare earth metals and their oxide Determination of calcium oxide content 稀土金属及其氧化物中非稀土杂质化学分析方法 钙量的测定 |
China National Standards at |
English PDF |
| GB/T 12690.14-2006 |
Chemical analysis methods of non-rare earth impurities in rare earth metals and their oxides Determination of titanium in rare earth metals 稀土金属及其氧化物中非稀土杂质化学分析方法 钛量的测定 |
China National Standards at |
English PDF |
| GB 5135.9-2006 |
Automatic sprinkler system-Part9:Early Suppression Fast Response(ESFR) Automatic Sprinklers 自动喷水灭火系统 第9部分 早期抑制快速响应（ESFR）喷头 |
China National Standards at |
English PDF |
| GB 5135.13-2006 |
Automatic sprinkler system Part 13:Performance requirements and test methods of drencher head 自动喷水灭火系统 第13部分:水幕喷头 |
China National Standards at |
English PDF |
| GB 5135.12-2006 |
Automatic sprinkler system-Part12:Extended coverage sprinkler 自动喷水灭火系统 第12部分:扩大覆盖面积洒水喷头 |
China National Standards at |
English PDF |
| GB 5135.11-2006 |
Automatic sprinkler system-Part 11:grooved couplings and fittings 自动喷水灭火系统 第11部分:沟槽式管接件 |
China National Standards at |
English PDF |
| GB 5135.10-2006 |
Automatic sprinkler system-Part10:Pressure switch 自动喷水灭火系统 第10部分:压力开关 |
China National Standards at |
English PDF |
| GB/T 50363-2006 |
Technical specification for water-saving irrigation engineering 节水灌溉工程技术规范 |
China National Standards at |
English PDF |
| GB/T 20224-2006 |
Determination of exposure index, ISO speed ratings, standard output sensitivity and recommended exposure index for digital still cameras 数码照相机曝光指数、ISO感光度值、标准输出灵敏度和推荐曝光指数的确定 |
China National Standards at |
English PDF |
| GB/T 20186.1-2006 |
Secondary coating materials used for optical fiber Part 1: Polybutylene terephthalate 光纤用二次被覆材料 第1部分:聚对苯二甲酸丁二醇酯 |
China National Standards at |
English PDF |
| GB/T 20185-2006 |
Optical interface requirements for equipments and systems relating to the synchronous digital hierarchy 同步数字体系设备和系统的光接口技术要求 |
China National Standards at |
English PDF |
| GB/T 16850.4-2006 |
Basic specification for optical fibre amplifier test methods - Part 4: Test methods for analogue parameters - Gain slope 光纤放大器试验方法基本规范 第4部分:模拟参数－增益斜率的试验方法 |
China National Standards at |
English PDF |
| GB 20400-2006 |
Leather and fur―Limit of harmful matter 皮革和毛皮 有害物质限量 |
China National Standards at |
English PDF |
| GB/T 10591-2006 |
Specifications for high temperature/low air pressure testing chambers 高温/ 低气压试验箱技术条件 |
China National Standards at |
English PDF |
| GB/T 10590-2006 |
Specifications for high and low temperature/low air pressure testing chambers 高低温/ 低气压试验箱技术条件 |
China National Standards at |
English PDF |
| GB/T 10588-2006 |
Specifications for mould growth testing chambers 长霉试验箱技术条件 |
China National Standards at |
English PDF |
| GB/T 10587-2006 |
Specifications for salt mist testing chambers 盐雾试验箱技术条件 |
China National Standards at |
English PDF |
| GB/T 10586-2006 |
Specifications for damp heat testing chambers 湿热试验箱技术条件 |
China National Standards at |
English PDF |
| GB/T 5975-2006 |
Clamping plates for fixing steel wire ropes 钢丝绳用压板 |
China National Standards at |
English PDF |
| GB/T 14468.1-2006 |
Industrial robot -- Mechanic interface Part 1: Plates 工业机器人 机械接口 第1部分：板类 |
China National Standards at |
English PDF |
| GB 10810.3-2006 |
Spectacle lenses and related eye wear―Transmittance specifications and test methods 眼镜镜片及相关眼镜产品 透射比规范及测量方法 |
China National Standards at |
English PDF |
| GB/T 9288-2006 |
Gold jewellery alloys - Determination of gold - Cupellation method (fire assay) 金合金首饰 金含量的测定 灰吹法(火试金法) |
China National Standards at |
English PDF |
| GB/T 3147-2006 |
Information processing - Unpunched paper tape 信息处理未穿孔纸带 |
China National Standards at |
English PDF |
| GB/T 20220-2006 |
Plastics - Film and sheeting - Determination of average thickness of a sample, and average thickness and yield of a roll, by gravimetric techniques (gravimetric thickness) 塑料薄膜和薄片 样品平均厚度，卷平均厚度及单位质量面积的测定 称量法（称量厚度） |
China National Standards at |
English PDF |
| GB/T 20216-2006 |
Determination of effective residual ink 有效残余油墨的测定 |
China National Standards at |
English PDF |
| GB/T 20215-2006 |
Timekeeping instrument - Wristwatch-cases - Fixing dimensions of non-spring-bar types 计时仪器 手表壳 非弹簧表带栓型连接尺寸 |
China National Standards at |
English PDF |
| GB/T 20214-2006 |
Crystalline layered sodium disilicate 层状结晶二硅酸钠 |
China National Standards at |
English PDF |
| GB/T 14459-2006 |
Sampling inspection rules by attributes for precious metal adornment 贵金属饰品计数抽样检验规则 |
China National Standards at |
English PDF |
| GB/T 13664-2006 |
Unplasticized poly(vinyl chloride) (PVC-U) pipes for low-pressure conveyance in irrigation 低压输水灌溉用硬聚氯乙烯(PVC-U)管材 |
China National Standards at |
English PDF |
| GB/T 11538-2006 |
Essential oil - Analysis by gas chromatography on capillary columns - General method 精油 毛细管柱气相色谱分析 通用法 |
China National Standards at |
English PDF |
| GB/T 10808-2006 |
Flexible cellular polymeric materials - Determination of tear strength 高聚物多孔弹性材料 撕裂强度的测定 |
China National Standards at |
English PDF |
| GB/T 10807-2006 |
Flexible cellular polymeric materials - Determination of hardness (indentation technique) 软质泡沫聚合材料 硬度的测定（压陷法） |
China National Standards at |
English PDF |
| GB 317-2006 |
White granulated sugar 白砂糖 |
China National Standards at |
English PDF |
| GB 10395.8-2006 |
Tractors and machinery for agriculture and forestry - Technical means for ensuring safety - Part 8: Irrigation pumps and machines 农林拖拉机和机械 安全技术要求 第8部分：排灌泵和泵机组 |
China National Standards at |
English PDF |
| GB/T 20174-2006 |
Petroleum and natural gas industries - Drilling and production equipment - Drill-through equipment 石油天然气工业 钻井和采油设备 钻通设备 |
China National Standards at |
English PDF |
| GB/T 20172-2006 |
Petroleum and natural gas industries - Collection and exchange of reliability and maintenance data for equipment 石油天然气工业 设备可靠性和维修数据的采集与交换 |
China National Standards at |
English PDF |
| GB/T 19829.3-2006 |
Petroleum and natural gas industries - Life cycle costing - Part 3: Implementation guidelines 石油天然气工业 寿命周期费用分析 第3部分：实施指南 |
China National Standards at |
English PDF |
| GB 2626-2006 |
Respiratory protective equipment -- non-powered air-purifying particle respirator 呼吸防护用品――自吸过滤式防颗粒物呼吸器 |
China National Standards at |
English PDF |
| GB/T 20176-2006 |
Surface chemical analysis-Secondary-ion mass spectrometry-Determination of boron atomic concentration in silicon using uniformly doped materials 表面化学分析 二次离子质谱 用均匀掺杂物质测定硅中硼的原子浓度 |
China National Standards at |
English PDF |
| GB/T 20175-2006 |
Surface chemical analysis-Sputter depth profiling-Optimization using layered systems as reference materials 表面化学分析 溅射深度剖析 用层状膜系为参考物质的优化方法 |
China National Standards at |
English PDF |
| GB/T 1231-2006 |
Specifications of high strength bolts with large hexagon head,large hexagon nuts,plain washers for steel structures 钢结构用高强度大六角头螺栓、大六角螺母、垫圈技术条件 |
China National Standards at |
English PDF |
| GB/T 20164-2006 |
Prevention and control specifications for mail and mail handling systems in the area of when epidemics breakout 传染病暴发流行期间疫区邮件及处理系统预防控制规范 |
China National Standards at |
English PDF |
| GB/T 20163-2006 |
China MARC format for archives 中国档案机读目录格式 |
China National Standards at |
English PDF |
| GB/T 6038-2006 |
Rubber test mixes―Preparation，mixing and vulcanization―Equipment and procedures 橡胶试验胶料 配料、混炼和硫化设备及操作程序 |
China National Standards at |
English PDF |
| GB 7543-2006 |
Single-use sterile rubber surgical gloves―Specification 一次性使用灭菌橡胶外科手套 |
China National Standards at |
English PDF |
| GB 4482-2006 |
Water treatment chemicals―Ferric chloride 水处理剂 氯化铁 |
China National Standards at |
English PDF |
| GB 20415-2006 |
Rubber―Coated fabric―Isolating tape 橡胶涂覆织物 绝缘带 |
China National Standards at |
English PDF |
| GB 20414-2006 |
Rubber hoses and hose assemblies for liquefied petroleum gas in motor vehicles―Specification 机动车用液化石油气的橡胶软管和软管组合件 |
China National Standards at |
English PDF |
| GB 20413-2006 |
Superphosphorate 过磷酸钙 |
China National Standards at |
English PDF |
| GB 20412-2006 |
Calcium magnesium phosphate 钙镁磷肥 |
China National Standards at |
English PDF |
| GB 20406-2006 |
Potassium sulfate for agricultural use 农业用硫酸钾 |
China National Standards at |
English PDF |
| GB 18241.4-2006 |
Rubber lining―Part 4: Anticrrosion lining for flue gas desulfurization 橡胶衬里 第4部分: 烟气脱硫衬里 |
China National Standards at |
English PDF |
| GB 14591-2006 |
Water treatment chemicals―Poly ferric sulfate 水处理剂 聚合硫酸铁 |
China National Standards at |
English PDF |
| GB 10531-2006 |
Water treatment chemicals―Ferrous sulphate 水处理剂 硫酸亚铁 |
China National Standards at |
English PDF |
| GB 10213-2006 |
Single-use medical rubber examination glove 一次性使用医用橡胶检查手套 |
China National Standards at |
English PDF |
| GB/T 7899-2006 |
Regulators for welding, cutting and the similar processes 焊接、切割及类似工艺用气瓶减压器 |
China National Standards at |
English PDF |
| GB/T 20380.4-2006 |
Starch and derived products - Heavy metals content - Part 4: Determination of cadmium content by atomic absorption spectrometry with electrothermal atomization 淀粉及其制品 重金属含量 第4部分：电热原子吸收光谱法测定镉含量 |
China National Standards at |
English PDF |
| GB/T 20380.3-2006 |
Starch and derived products - Heavy metals content - Part 3: Determination of lead content by atomic absorption spectrometry with electrothermal atomization 淀粉及其制品 重金属含量 第3部分：电热原子吸收光谱法测定铅含量 |
China National Standards at |
English PDF |
| GB/T 20380.2-2006 |
Starch and derived products - Heavy metals content - Part 2: Determination of mercury content by atomic absorption spectrometry 淀粉及其制品 重金属含量 第2部分：原子吸收光谱法测定汞含量 |
China National Standards at |
English PDF |
| GB/T 20380.1-2006 |
Starch and derived products - Heavy metals content - Part 1: Determination of arsenic content by atomic absorption spectrometry 淀粉及其制品 重金属含量 第1部分：原子吸收光谱法测定砷含量 |
China National Standards at |
English PDF |
| GB/T 20379-2006 |
Starch derivatives - Determination of the composition of glucose syrups,fructose syrups and hydrogenated glucose syrups - Method using high-performance liquid chromatography 淀粉衍生物 葡萄糖浆、果糖浆和氢化葡萄糖浆成分的测定 高效液相色谱法 |
China National Standards at |
English PDF |
| GB/T 20378-2006 |
Native starch - Determination of starch content - Ewers polarimetric method 原淀粉 淀粉含量的测定 旋光法 |
China National Standards at |
English PDF |
| GB/T 20377-2006 |
Modified starch - Determination of adipic acid content of acetylated di-starch adipates - Gas chromatographic method 变性淀粉 乙酰化二淀粉己二酸酯中己二酸含量的测定 气相色谱法 |
China National Standards at |
English PDF |
| GB/T 20376-2006 |
Modified starch - Determination of hydroxypropyl content - Method using proton nuclear magnetic resonance (NMR) spectrometry 变性淀粉中羟丙基含量的测定 质子核磁共振波谱法 |
China National Standards at |
English PDF |
| GB/T 20375-2006 |
Modified starch - Determination of content of carboxymethyl groups in carboxymethyl starch 变性淀粉 羧甲基淀粉中羧甲基含量的测定 |
China National Standards at |
English PDF |
| GB/T 20374-2006 |
Modified starch - Determination of carboxyl group content of oxidized starch 变性淀粉 氧化淀粉羧基含量的测定 |
China National Standards at |
English PDF |
| GB/T 20373-2006 |
Modified starch - Determination of acetyl content - Enzymatic method 变性淀粉中乙酰基含量的测定 酶法 |
China National Standards at |
English PDF |
| GB/T 20162-2006 |
Method for collection of physical evidence for fire technical identification 火灾技术鉴定物证提取方法 |
China National Standards at |
English PDF |
| GB 20262-2006 |
Safety specifications of regulators for welding, cutting and the similar processes 焊接、切割及类似工艺用气瓶减压器安全规范 |
China National Standards at |
English PDF |
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