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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 24585-2009- English Version of China National Standard
    Ferronickel - Determination of phosphorus, manganese, chromium, copper, cobalt and silicon contents - Inductively coupled plasma atomic emission spectrometric method
    镍铁 磷、锰、铬、铜、钴和硅含量的测定 电感耦合等离子体原子发射光谱法
    GB/T 6730.65-2009- English Version of China National Standard
    Iron ores - Determination of total iron content - Titanium(III) chloride reduction potassium dichromate titration methods(routine methods)
    铁矿石 全铁含量的测定 三氯化钛还原重铬酸钾滴定法(常规方法)
    GB/T 6150.3-2009- English Version of China National Standard
    Methods for chemical analysis of tungsten concentrates - Determination of phosphorus content - The phosphorus molybdenum yellow spectrophotometry
    钨精矿化学分析方法 磷量的测定 磷钼黄分光光度法
    GB/T 4357-2009- English Version of China National Standard
    Cold-drawn non-alloy steel wire for springs
    冷拉碳素弹簧钢丝
    GB 24544-2009- English Version of China National Standard
    Personal fall protection equipment - Retractable type fall arrester
    坠落防护 速差自控器
    GB/T 1553-2009- English Version of China National Standard
    Test methods for minority carrier lifetime in bulk germanium and silicon by measurement of photoconduetivity decay
    硅和锗体内少数载流子寿命测定光电导衰减法
    GB/T 17822.2-2009- English Version of China National Standard
    Rubber budling and seedling
    橡胶树苗木
    GB/T 17457-2009- English Version of China National Standard
    Ductile iron pipes and fittings - Cement mortar lining
    球墨铸铁管和管件 水泥砂浆内衬
    GB/T 24536-2009- English Version of China National Standard
    Protective clothing - Selection, use, maintenance of chemical protective clothing
    防护服装 化学防护服的选择、使用和维护
    GB/T 24531-2009- English Version of China National Standard
    Iron ores for blast furnace and direct reduction feedstocks - Determination of the tumble and abrasion indices
    高炉和直接还原用铁矿石 转鼓和耐磨指数的测定
    GB/T 24550-2009- English Version of China National Standard
    The protection of motor vehicle for pedestrians in the event of a collision
    汽车对行人的碰撞保护
    GB/T 24578-2009- English Version of China National Standard
    Test method for measuring surface metal contamination on silicon wafers by total reflection X-ray fluorescence spectroscopy
    硅片表面金属沾污的全反射X光荧光光谱测试方法
    GB/T 24591-2009- English Version of China National Standard
    Seamless steel tubes for high pressure feedwater heater
    高压给水加热器用无缝钢管
    GB/T 24516.2-2009- English Version of China National Standard
    Corrosion of metals and alloys - Atmospheric corrosion - Sun tracking exposure test methods
    金属和合金的腐蚀 大气腐蚀 跟踪太阳暴露试验方法
    GB/T 24523-2009- English Version of China National Standard
    Test method for rapid indentation (Brinell) hardness testing of metallic materials
    金属材料快速压痕(布氏)硬度试验方法
    GB/T 24598-2009- English Version of China National Standard
    Qualification test of welders - Fusion welding for aluminium and aluminium alloys
    铝及铝合金熔化焊焊工技能评定
    GB/T 24497-2009- English Version of China National Standard
    Performance standards in building - Performance test for precast concrete floors - Behavior under concentrated load
    建筑物的性能标准 预制混凝土楼板的性能试验 在集中荷载下的工况
    GB/T 24514-2009- English Version of China National Standard
    Zinc and/or aluminium based coatings on steel - Determination of coating mass per unit area and chemical composition - Gravimetry, inductively coupled plasma atomic emission spectrometry and flame atomic absorption spectrometry
    钢表面锌基和(或)铝基镀层 单位面积镀层质量和化学成分测定 重量法、电感耦合等离子体原子发射光谱法和火焰原子吸收光谱法
    GB/T 24525-2009- English Version of China National Standard
    Method for determination of specific resistance of carbon materials
    炭素材料电阻率测定方法
    GB/T 5238-2009- English Version of China National Standard
    Monocrystalline germanium and monocrystalline germanium slices
    锗单晶和锗单晶片
    GB/T 6150.9-2009- English Version of China National Standard
    Methods for chemical analysis of tungsten concentrates - Determination of copper content - Flame atomic absorption spectrometry
    钨精矿化学分析方法 铜量的测定 火焰原子吸收光谱法
    GB/T 7216-2009- English Version of China National Standard
    Metallographic test for gray cast iron
    灰铸铁金相检验
    GB/T 13608-2009- English Version of China National Standard
    General principle for rational lubrication technology
    合理润滑技术通则
    GB/T 12718-2009- English Version of China National Standard
    High-tensile steel chains ( round link ) for mining
    矿用高强度圆环链
    GB/T 12467.4-2009- English Version of China National Standard
    Quality reqirements for fusion welding of metallic materials - Part 4: Elementary quality requirements
    金属材料熔焊质量要求 第4部分:基本质量要求
    GB/T 1551-2009- English Version of China National Standard
    Test method for measuring resistivity of monocrystal silicon
    硅单晶电阻率测定方法
    GB/T 17822.1-2009- English Version of China National Standard
    Rubber tree seeds
    橡胶树种子
    GB/T 17503-2009- English Version of China National Standard
    Specifications for offshore platform engineering geology investigation
    海上平台场址工程地质勘察规范
    GB/T 14139-2009- English Version of China National Standard
    Silicon epitaxial wafers
    硅外延片
    GB/T 16944-2009- English Version of China National Standard
    Gas for electronic industry - Nitr ogen
    电子工业用气体 氮
    GB/T 14603-2009- English Version of China National Standard
    Gases for electronic industry - Boron trifluoride
    电子工业用气体 三氟化硼
    GB/T 24547-2009- English Version of China National Standard
    Mopeds - Measurement method for location of centre of gravity
    轻便摩托车重心位置的测量方法
    GB/T 24507-2009- English Version of China National Standard
    Decorative sheets based on thermosetting resins laminated parquet
    浸渍纸层压板饰面多层实木复合地板
    GB/T 24572.2-2009- English Version of China National Standard
    Standard practice for separation and concentration of ignitable liquid residues from fire debris samples - Part 2: Direct headspace vapors sampling
    火灾现场易燃液体残留物实验室提取方法 第2部分:直接顶空进样法
    GB/T 24564-2009- English Version of China National Standard
    Monitoring and testing for energy saving of hot-air furnace
    高炉热风炉节能监测
    GB/T 24583.3-2009- English Version of China National Standard
    Vanadium-Nitrogen alloy - Determination of nitrogen content - The distillation-neutralization titration method
    钒氮合金 氮含量的测定 蒸馏-中和滴定法
    GB/T 24524-2009- English Version of China National Standard
    Metallic materials - Sheet and strip - Hole expanding test
    金属材料 薄板和薄带 扩孔试验方法
    GB/T 24572.4-2009- English Version of China National Standard
    Standard practice for separation and concentration of ignitable liquid residues from fire debris samples - Part 4: Solid phase microextraction(SPME)
    火灾现场易燃液体残留物实验室提取方法 第4部分:固相微萃取法
    GB/T 7717.17-2009- English Version of China National Standard
    Acrylonitrile for industrial use - Part 17: Determination of content of copper - Graphite furnace atomic absorption spectrometer method
    工业用丙烯腈 第17部分:铜含量的测定 石墨炉原子吸收法
    GB/T 6730.68-2009- English Version of China National Standard
    Iron ores - Determination of loss on ignition - Gravimetric method
    铁矿石 灼烧减量的测定 重量法
    GB/T 6730.67-2009- English Version of China National Standard
    Iron ores - Determination of arsenic content - Hydride generation atomic absorption spectrometric method
    铁矿石 砷含量的测定 氢化物发生原子吸收光谱法
    GB/T 6150.16-2009- English Version of China National Standard
    Methods for chemical analysis of tungsten concentrates - Determination of iron content - The sulfosalicylic acid spectrophotometry
    钨精矿化学分析方法 铁量的测定 磺基水杨酸分光光度法
    GB/T 8037-2009- English Version of China National Standard
    Benzol products of coal carbonization - Test for presence of mercap tans
    焦化苯类产品中硫醇的检验方法
    GB/T 12467.1-2009- English Version of China National Standard
    Quality reqirements for fusion welding of metallic materials - Part 1: Criteria for the selection of the appropriate level of quality requirements
    金属材料熔焊质量要求 第1部分:质量要求相应等级的选择准则
    GB 24542-2009- English Version of China National Standard
    Personal fall protection equipment - Guided type fall arrester including a rigid anchor line
    坠落防护 带刚性导轨的自锁器
    GB 24500-2009- English Version of China National Standard
    The minimum allowable values of energy efficiency and energy efficiency grades of industrial boilers
    工业锅炉能效限定值及能效等级
    GB/T 14146-2009- English Version of China National Standard
    Silicon epitaxial layers-determination of carrier concentration-mercury probe voltages-capacitance method
    硅外延层载流子浓度测定 汞探针电容-电压法
    GB/T 14600-2009- English Version of China National Standard
    Gas for electronic industry - Nitrous oxide
    电子工业用气体 氧化亚氮
    GB/T 15673-2009- English Version of China National Standard
    Determination of crude protein in edible mushroom
    食用菌中粗蛋白含量的测定
    GB/T 14604-2009- English Version of China National Standard
    Gas for electronic industry - Oxygen
    电子工业用气体 氧

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