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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 "GB" GB Standards List:
  • GB/T 29547-2013- English Version of China National Standard
    Open front high speed precision press - Testing of the accuracy
    开式高速精密压力机 精度
    GB/T 29528-2013- English Version of China National Standard
    Specification of copper alloy forgings for valves
    阀门用铜合金锻件技术条件
    GB 21455-2013- English Version of China National Standard
    The minimum allowable values of the energy efficiency and energy efficiency grades for variable speed room air conditioners
    转速可控型房间空气调节器能效限定值及能效等级
    GB/T 13914-2013- English Version of China National Standard
    Tolerance of dimensions for stamping parts
    冲压件尺寸公差
    GB/T 29543-2013- English Version of China National Standard
    Wind turbine generator systems for cold environments
    低温型风力发电机组
    GB/T 15-2013- English Version of China National Standard
    Mushroom head nib bolts
    扁圆头带榫螺栓
    GB/T 14-2013- English Version of China National Standard
    Mushroom head square neck bolts
    扁圆头方颈螺栓
    GB/T 29535-2013- English Version of China National Standard
    Technological design principle for combined warm-cold forging process
    温锻冷锻联合成形工艺 工艺编制原则
    GB/T 29532-2013- English Version of China National Standard
    General specification for steel precision hot die forgings
    钢质精密热模锻件 通用技术条件
    GB/T 29534-2013- English Version of China National Standard
    General specifications of combined warm-cold forging parts
    温锻冷锻联合成形锻件 通用技术条件
    GB/T 29536-2013- English Version of China National Standard
    Testing method for the forming limit diagram (FLD) of metal tube
    金属管材成形极限图(FLD) 试验方法
    GB 50891-2013- English Version of China National Standard
    Code for automation design of non-ferrous metals smelters
    有色金属冶炼厂自控设计规范
    GB 50894-2013- English Version of China National Standard
    Code for design of environment protection for machinery industry
    机械工业环境保护设计规范
    GB 50882-2013- English Version of China National Standard
    Code for construction specification of light-metal smelting mechanical equipment installation engineering
    轻金属冶炼机械设备安装工程施工规范
    GB 50884-2013- English Version of China National Standard
    Code for design of steel silo structures
    钢筒仓技术规范
    GB 50863-2013- English Version of China National Standard
    Code for design of tailings facilities
    尾矿设施设计规范
    GB 50898-2013- English Version of China National Standard
    Technical code for water mist fire extinguishing system
    细水雾灭火系统技术规范
    GB 50883-2013- English Version of China National Standard
    Code for quality acceptance of light-metal smelting mechanical equipment installation engineering
    轻金属冶炼机械设备安装工程质量验收规范
    GB 14881-2013- English Version of China National Standard
    National Food Safety Standard General Hygienic Regulation for Food Production
    食品安全国家标准 食品生产通用卫生规范
    GB/T 50319-2013- English Version of China National Standard
    Code of construction project management
    建设工程监理规范
    GB 50870-2013- English Version of China National Standard
    Unified code for technique for constructional safety
    建筑施工安全技术统一规范
    GB/T 29510-2013- English Version of China National Standard
    General requirements for the distribution of personal protection equipment
    个体防护装备配备基本要求
    GB/T 6730.32-2013- English Version of China National Standard
    Iron ores - Determination of vanadium content - The ammonium ferrous sulfate titrimetric method
    铁矿石 钒含量的测定 硫酸亚铁铵滴定法
    GB/T 4325.18-2013- English Version of China National Standard
    Methods for chemical analysis of molybdenum - Part 18: Determination of vanadium content - N-benzoyl-N-phenylhydroxylamine spectrophotometry and inductively coupled plasma atomic emission spectrometry
    钼化学分析方法 第18部分:钒量的测定 钽试剂分光光度法和电感耦合等离子体原子发射光谱法
    GB/T 4325.25-2013- English Version of China National Standard
    Methods for chemical analysis of molybdenum - Part 25: Determination of hydrogen content - Intert gas fusion infrared absorption method/thermal conductivity method
    钼化学分析方法 第25部分:氢量的测定 惰气熔融红外吸收法/热导法
    GB/T 17398-2013- English Version of China National Standard
    Code of dust and poison control for lead smelting
    铅冶炼防尘防毒技术规程
    GB/T 4325.24-2013- English Version of China National Standard
    Methods for chemical analysis of molybdenum - Part 24: Determination of tungsten content - Inductively coupled plasma atomic emission spectrometry
    钼化学分析方法 第24部分:钨量的测定 电感耦合等离子体原子发射光谱法
    GB/T 14164-2013- English Version of China National Standard
    Hot rolled wide strips for line pipe of petroleum and natural gas
    石油天然气输送管用热轧宽钢带
    GB/T 4325.26-2013- English Version of China National Standard
    Methods for chemical analysis of molybdenum - Part 26: Determination of aluminium,magnesium,calcium,vanadium,chromium,manganese,iron,cobalt,nickel,copper,zinc,arsenic,cadmium ,tin,antimony,tungsten,lead and bismuth contents
    钼化学分析方法 第26部分:铝、镁、钙、钒、铬、锰、铁、钴、镍、铜、锌、砷、镉、锡、锑、钨、铅和铋量的测定 电感耦合等离子体质谱法
    GB/T 4325.16-2013- English Version of China National Standard
    Methods for chemical analysis of molybdenum - Part 16: Determination of potassium content - Flame atomic absorption spectrometry
    钼化学分析方法 第16部分:钾量的测定 火焰原子吸收光谱法
    GB/T 4325.15-2013- English Version of China National Standard
    Methods for chemical analysis of molybdenum - Part 15: Determination of sodium content - Flame atomic absorption spectrometry
    钼化学分析方法 第15部分:钠量的测定 火焰原子吸收光谱法
    GB/T 4325.9-2013- English Version of China National Standard
    Methods for chemical analysis of molybdenum - Part 9: Determination of nickel content - Dimethylglyoxime spectrophotometry and flame atomic absorption spectrometry
    钼化学分析方法 第9部分:镍量的测定 丁二酮肟分光光度法和火焰原子吸收光谱法
    GB/T 29515-2013- English Version of China National Standard
    Cold rolled steel sheet for enamelling - Fish-scaling sensitivity test - Hydrogen permeation method
    搪瓷用冷轧钢板 鳞爆敏感性试验 氢渗透法
    GB/T 29509.2-2013- English Version of China National Standard
    Methods for chemical analysis of gold-loaded carbon - Part 2:Determination of silver content - Flame atomic absorption spectrometry
    载金炭化学分析方法 第2部分:银量的测定 火焰原子吸收光谱法
    GB/T 29509.1-2013- English Version of China National Standard
    Methods for chemical analysis of gold-loaded carbon - Part 1: Determination of gold content
    载金炭化学分析方法 第1部分:金量的测定
    GB/T 29514-2013- English Version of China National Standard
    Technical specification of steel making slag treatment technology
    钢渣处理工艺技术规范
    GB/T 4325.23-2013- English Version of China National Standard
    Methods for chemical analysis of molybdenum - Part 23: Determination of oxygen and nitrogen contents - Inert gas fusion-infrared absorption and thermal conductivity method
    钼化学分析方法 第23部分:氧量和氮量的测定 惰气熔融红外吸收法-热导法
    GB/T 4325.19-2013- English Version of China National Standard
    Methods for chemical analysis of molybdenum - Part 19: Determination of chromium content - Diphenylcarbazide spectrophotometry
    钼化学分析方法 第19部分:铬量的测定 二苯基碳酰二肼分光光度法
    GB/T 4325.20-2013- English Version of China National Standard
    Methods for chemical analysis of molybdenum - Part 20: Determination of manganese content - Flame atomic absorption spectrometry
    钼化学分析方法 第20部分:锰量的测定 火焰原子吸收光谱法
    GB/T 6730.70-2013- English Version of China National Standard
    Iron ores - Determination of total iron content - Titrimetric method after tin(Ⅱ) chloride reduction
    铁矿石 全铁含量的测定 氯化亚锡还原滴定法
    GB/T 4325.10-2013- English Version of China National Standard
    Methods for chemical analysis of molybdenum - Part 10: Determination of copper content - Flame atomic absorption spectrometry
    钼化学分析方法 第10部分:铜量的测定 火焰原子吸收光谱法
    GB/T 29513-2013- English Version of China National Standard
    Chemical analysis of ferric-containing dust and sludge by XRF-Fused cast bead method
    含铁尘泥 X射线荧光光谱化学分析 熔铸玻璃片法
    GB/T 4325.17-2013- English Version of China National Standard
    Methods for chemical analysis of molybdenum - Part 17: Determination of titanium content - Diantipyrylmethane spectrophotometry and inductively coupled plasma atomic emission spectrometry
    钼化学分析方法 第17部分:钛量的测定 二安替比林甲烷分光光度法和电感耦合等离子体原子发射光谱法
    GB/T 4325.21-2013- English Version of China National Standard
    Methods for chemical analysis of molybdenum - Part 21: Determination of carbon content and sulfur content - High frequency combustion-infrared absorption method
    钼化学分析方法 第21部分:碳量和硫量的测定 高频燃烧红外吸收法
    GB/T 29516-2013- English Version of China National Standard
    Manganese ores - Determination of moisture content
    锰矿石 水分含量测定
    GB/T 29512-2013- English Version of China National Standard
    Hand protection - Guide for the selection,use and maintenance of protective gloves
    手部防护 防护手套的选择、使用和维护指南
    GB/T 29508-2013- English Version of China National Standard
    300mm monocrystalline silicon as cut slices and grinded slices
    300mm 硅单晶切割片和磨削片
    GB/T 29504-2013- English Version of China National Standard
    300mm monocrystalline silicon
    300mm 硅单晶
    GB/T 29506-2013- English Version of China National Standard
    300mm polished monocrystalline silicon wafers
    300mm 硅单晶抛光片
    GB/T 4325.22-2013- English Version of China National Standard
    Methods for chemical analysis of molybdenum - Part 22:Determination of phosphorus content - Molybdenum blue spectrophotometry
    钼化学分析方法 第22部分:磷量的测定 钼蓝分光光度法

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