China National Standards

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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 "et" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 8623-1988 Metal tube far infraed heater
    金属管状远红外辐射加热器
    China National Standards
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    English PDF
    GB/T 8654.6-1988 Methods for chemical analysis of manganese metal--The diamine hydrochloride-iodo-metric method for the determination of selenium content
    金属锰化学分析方法 盐酸联氨-碘量法测定硒量
    China National Standards
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    GB/T 223.3-1988 Methods forchemical analysis of iron,steel and alloy--The diantipyryl methane phosphomolybdate gravimetric method for the determination of phosphorus content
    钢铁及合金化学分析方法 二安替比林甲烷磷钼酸重量法测定磷量
    China National Standards
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    GB/T 8617.3-1988 Technical parameters and measuring methods for FM broadcasting coder--Two programs
    调频广播编码器技术参数和测量方法 双节目
    China National Standards
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    GB/T 8617.2-1988 Technical parameters and measuring methods for FM broadcasting coder--Supplementary channel
    调频广播编码器技术参数和测量方法 附加声道
    China National Standards
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    GB/T 8617.1-1988 Technical parameters and measuring methods for FM broadcasting coder--Stereophonic
    调频广播编码器技术参数和测量方法 立体声
    China National Standards
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    GB/T 8565.2-1988 Information processing--Coded character sets for text communication--Part 2:Graphic character sets
    信息处理 文本通信用编码字符集 第二部分:图形字符集
    China National Standards
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    GB/T 8565.1-1988 Information processing--Coded character sets for text communication--Part 1:General introduction
    信息处理 文本通信用编码字符集 第一部分:总则
    China National Standards
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    GB/T 8499-1987 Earth-moving machinery--Method for locating the centre of gravity
    土方机械 测定重心位置的方法
    China National Standards
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    GB/T 8454-1987 Determination of ferrous iron contentin reduced ilmenite powder for welding rod
    焊条用还原钛铁矿粉中亚铁量的测定
    China National Standards
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    GB/T 2011-1987 Method of sampling and sample preparation of manganeseores in bulk
    散装锰矿石取样、制样方法
    China National Standards
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    GB/T 2010-1987 Method of sampling and sample preparation of talc in bulk
    散装滑石取样、制样方法
    China National Standards
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    GB/T 2009-1987 Method of sampling and sample preparation of bauxite in bulk
    散装矾土取样、制样方法
    China National Standards
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    GB/T 2008-1987 Method of sampling and sample preparation of fluorspar in bulk
    散装氟石取样、制样方法
    China National Standards
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    GB/T 2007.7-1987 General rules for the sampling and sample preparation of minerals in bulk--The method for determination of size by manual sieving
    散装矿产品取样、制样通则 粒度测定方法 手工筛分法
    China National Standards
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    GB/T 2007.6-1987 General rules for thesampling and sample preparation of minerals in bulk--Determination of moisture content--Heat drying method
    散装矿产品取样、制样通则 水分测定方法 热干燥法
    China National Standards
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    GB/T 2007.3-1987 General rules for the sampling and sample preparation of minerals in bulk--Experimental method for evaluation of quality variation
    散装矿产品取样、制样通则 评定品质波动试验方法
    China National Standards
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    GB/T 2007.1-1987 General rules for the sampling and sample preparation of minerals in bulk--Sampling by manual method
    散装矿产品取样、制样通则 手工取样方法
    China National Standards
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    GB/T 8378-1987 Test methods for fittings of solid web steel frame
    实腹钢门、窗五金配件试验方法
    China National Standards
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    GB/T 2007.2-1987 General rules for the sampling and sample preparation of minerals in bulk--Sample preparation by manual method
    散装矿产品取样、制样通则 手工制样方法
    China National Standards
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    GB/T 8325-1987 Determination of pH of aqueous dispersions of polymers and copolymers
    聚合物和共聚物水分散体 pH 值测定方法
    China National Standards
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    GB/T 8156.9-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The molybdenum blue photometric method for the determination of phosphorus content
    工业用氟化铝化学分析方法 钼蓝光度法测定磷量
    China National Standards
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    GB/T 8156.8-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The barium sulphate gravimetric method for the determination of sulphate content
    工业用氟化铝化学分析方法 硫酸钡重量法测定硫酸根量
    China National Standards
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    GB/T 8156.7-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The 1,10-phenanthroline photometric method for the determination of iron content
    工业用氟化铝化学分析方法 邻二氮杂菲光度法测定铁量
    China National Standards
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    GB/T 8156.6-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The molybdenum blue photometric method for the determination of silica content
    工业用氟化铝化学分析方法 钼蓝光度法测定硅量
    China National Standards
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    GB/T 8156.5-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The flame emission photometric method for the determination of sodium content
    工业用氟化铝化学分析方法 火焰发射光度法测定钠量
    China National Standards
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    GB/T 8156.4-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The EDTA volumetric method for the determination of aluminium content
    工业用氟化铝化学分析方法 EDTA容量法测定铝量
    China National Standards
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    GB/T 8156.3-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The distillation-thoriumnitrate volumetric method for the determination of fluoride content
    工业用氟化铝化学分析方法 蒸馏-硝酸钍容量法测定氟量
    China National Standards
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    GB/T 8156.2-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The electrometric method for the determination of water content
    工业用氟化铝化学分析方法 电量法测定水分含量
    China National Standards
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    GB/T 8156.1-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The gravimetric method for the determination of moisture content
    工业用氟化铝化学分析方法 重量法测定湿存水量
    China National Standards
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    GB/T 8156.10-1987 Aluminium fluoride for industrial use--Determination of sulphur content--X-ray fluorescence spectrometric method
    工业用氟化铝中硫量的测定 X 射线荧光光谱分析法
    China National Standards
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    GB/T 8152.8-1987 Methods forchemical analysis of lead concentrates--The DTPM spectrophotometric method for the determination of bismuth content
    铅精矿化学分析方法 二硫代二安替比林甲烷分光光度法测定铋量
    China National Standards
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    GB/T 8152.6-1987 Methods for chemical analysis of lead concentrates--The polarographic method for the determination of bismuth content
    铅精矿化学分析方法 极谱法测定铋量
    China National Standards
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    GB/T 8120-1987 High-purity n-heptane and isooctance--Determination of purity--Capillary gas chromatography
    高纯正庚烷和异辛烷纯度测定法 (毛细管色谱法)
    China National Standards
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    GB/T 8022-1987 Lubricating oils--Determination of demulsibility characteristics
    润滑油抗乳化性能测定法
    China National Standards
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    GB/T 8106-1987 Hydraulic fluid power--Valves--Testing method of directional control valves
    方向控制阀试验方法
    China National Standards
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    GB/T 8105-1987 Hydraulic fluid power--Valves--Testing method of pressure control valves
    压力控制阀试验方法
    China National Standards
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    GB/T 8104-1987 Hydraulic fluid power--Valves--Testing method of flow control valves
    流量控制阀试验方法
    China National Standards
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    GB/T 8025-1987 Petroleum waxes and petrolatums--Determination of trace sulfur--Microcoulometric method
    石油蜡和石油脂微量硫测定法 (微库仑法)
    China National Standards
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    GB/T 8023-1987 Liquid petroleum products--Viscosity-temperature charts
    液体石油产品粘度温度计算图
    China National Standards
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    GB/T 8020-1987 Gasoline--Determination of lead content--Atomic absorption spectrometry
    汽油铅含量测定法 (原子吸收光谱法)
    China National Standards
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    GB/T 8018-1987 Gasoline--Determination of oxidation stability--Induction period method
    汽油氧化安定性测定法 (诱导期法)
    China National Standards
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    GB/T 268-1987 Petroleum products--Determination of carbon residue--Conradson method
    石油产品残炭测定法 (康氏法)
    China National Standards
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    GB/T 8046-1987 Keyboard arrangement of thealphabetical area of Mongolian character set for information processing interchange
    信息处理交换用蒙古文字符集键盘的字母区布局
    China National Standards
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    GB 8045-1987 Mongolian 7-bit and 8-bit coded graphic character sets for information processing interchange
    信息处理交换用蒙古文七位和八位编码图形字符集
    China National Standards
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    GB/T 2081-1987 Indexable hardmetal (carbide)inserts with wiperedges,without fixing hole--Dimensions
    硬质合金可转位铣刀片
    China National Standards
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    GB/T 2079-1987 Indexable hardmetal (carbide) inserts with rounded corners, without fixing hole--Dimensions
    无孔的硬质合金可转位刀片
    China National Standards
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    GB/T 2077-1987 Indexable hardmetal (carbide) inserts--Corner radii
    硬质合金可转位刀片圆角半径
    China National Standards
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    GB/T 7962.7-1987 Colourless optical glass test methods--Examination method for extent of stria
    无色光学玻璃测试方法 条纹度检测方法
    China National Standards
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    GB/T 7962.13-1987 Colourless optical glass test methods--Coefficient of thermal conductivity
    无色光学玻璃测试方法 导热系数测试方法
    China National Standards
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    GB/T 7948-1987 Test method for PV limit of plastics bearings
    塑料轴承极限PV试验方法
    China National Standards
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    GB/T 7918.5-1987 Standard methods of microbiological examination for cosmetics--Staphylococcus aureus
    化妆品微生物标准检验方法 金黄色葡萄球菌
    China National Standards
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    GB/T 7918.4-1987 Standard methods of microbiologicalexamination for cosmetics--Pseudomonas aeruginosa
    化妆品微生物标准检验方法 绿脓杆菌
    China National Standards
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    GB/T 7918.3-1987 Standard methods of microbiological examination for cosmetics--Fecal coliforms
    化妆品微生物标准检验方法 粪大肠菌群
    China National Standards
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    GB/T 7918.2-1987 Standard methods of microbiological examination for cosmetics--Standard plate count
    化妆品微生物标准检验方法 细菌总数测定
    China National Standards
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    GB/T 7918.1-1987 Standard methods of microbiological examination for cosmetics--General rules
    化妆品微生物标准检验方法 总则
    China National Standards
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    GB/T 7917.4-1987 Standard methods of hygienic test forcosmetics--Methanol
    化妆品卫生化学标准检验方法 甲醇
    China National Standards
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    GB/T 7917.3-1987 Standard methods of hygienic test for cosmetics--Lead
    化妆品卫生化学标准检验方法 铅
    China National Standards
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    GB/T 7917.2-1987 Standard methods of hygienic test for cosmetics--Arsenic
    化妆品卫生化学标准检验方法 砷
    China National Standards
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    GB/T 7917.1-1987 Standard methods of hygienic test for cosmetics--Mercury
    化妆品卫生化学标准检验方法 汞
    China National Standards
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    GB 7919-1987 Procedures and methods of safety evaluationfor cosmetics
    化妆品安全性评价程序和方法
    China National Standards
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    GB 7916-1987 Hygienic standard for cosmetics
    化妆品卫生标准
    China National Standards
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    GB 7796-1987 Diagnostic criteria and principles of management of occupational acute methyl bromide poisoning
    职业性急性溴甲烷中毒诊断标准及处理原则
    China National Standards
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    GB 7795-1987 Diagnostic criteria and principles of management of occupational acute electric ophthalmia (Keratoconjunctivitis caused by ultraviolet rays)
    职业性急性电光性眼炎(紫外线角膜结膜炎)诊断标准及处理原则
    China National Standards
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    GB/T 7752-1987 Test method for electric strength of insulating adhesive tape at power frequency
    绝缘胶粘带工频击穿强度试验方法
    China National Standards
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    GB/T 7750-1987 Test method of creep properties of adhesive in shear by tension loading (metal to metal)
    胶粘剂拉伸剪切蠕变性能试验方法 (金属对金属)
    China National Standards
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    GB/T 7749-1987 Test method of cleavage strength of adhesive (metal to metal)
    胶粘剂劈裂强度试验方法 (金属对金属)
    China National Standards
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    GB/T 7731.5-1987 Methods for chemical analysis of ferrotungsten--The molybdenum blue photometric method for the determination of silicon content
    钨铁化学分析方法 钼蓝光度法测定硅量
    China National Standards
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    GB/T 7731.4-1987 Methods for chemical analysis of ferrotungsten--The molybdenum blue photometric method for the determination of phosphorus content
    钨铁化学分析方法 钼蓝光度法测定磷量
    China National Standards
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    GB/T 7731.1-1987 Methods for chemical analysis of ferrotungsten--The cinchonine gravimetric method for the determination of tungsten content
    钨铁化学分析方法 辛可宁重量法测定钨量
    China National Standards
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    GB/T 7729-1987 Chemical analysis of metallurgical products--General rule for spectrophotometric methods
    冶金产品化学分析 分光光度法通则
    China National Standards
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    GB/T 7728-1987 Chemical analysis of metallurgical products--General rule for flame atomic absorption spectrometric methods
    冶金产品化学分析 火焰原子吸收光谱法通则
    China National Standards
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    GB/T 223.58-1987 Methods for chemical analysis of iron,steel and alloy--The extraction-absorption catalytic polarographic method for the determination of manganese content
    钢铁及合金化学分析方法 亚砷酸钠-亚硝酸钠滴定法测定锰量
    China National Standards
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    GB/T 223.57-1987 Methods for chemical analysis of iron,steel and alloy--The extraction-absorption catalytic polarographic method for the determination of cadmium content
    钢铁及合金化学分析方法 萃取分离-吸附催化极谱法测定镉量
    China National Standards
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    GB/T 223.54-1987 Methods for chemical analysis of iron,steel and alloy--The flame atomic absorption spectrophotometric method for the determination of nickel content
    钢铁及合金化学分析方法 火焰原子吸收分光光度法测定镍量
    China National Standards
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    GB/T 223.53-1987 Methods for chemical analysis of iron,steel and alloy--The flame atomic absorption spectrophotometric method for the determination of copper content
    钢铁及合金化学分析方法 火焰原子吸收分光光度法测定铜量
    China National Standards
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    GB/T 223.52-1987 Methods for chemical analysis of iron,steel and alloy--The hydroxylamine hydrochloride-iodometric method for the determination of selenium content
    钢铁及合金化学分析方法 盐酸羟胺-碘量法测定硒量
    China National Standards
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    GB/T 223.51-1987 Methods for chemical analysis of iron,steel and alloy--The 2-(5-Bromo-2-pyridylazo)-5-diethylaminophenol photometric method for the determination of zinc content
    钢铁及合金化学分析方法 5-Br-PADAP 光度法测定锌量
    China National Standards
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    GB/T 7625-1987 2400/1200 bits per second modem standardized for use in the general switched telephone network
    在电话自动交换网上使用的标准化 2400/1200比特/秒调制解调器
    China National Standards
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    GB/T 7623-1987 Automatic answering equipment and/or parallel automatic calling equipment on the general switched telephone network, including procedures for bling of echo control devices for both manually and automatically established calls
    在电话自动交换网上的自动应答设备和(或)并行自动呼叫设备, 包括人工和自动建立呼叫时使回波控制装置停止工作的规程
    China National Standards
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    GB/T 7622-1987 600/1200 bauds modem standardized for use in the general switched telephone network
    在电话自动交换网上使用的标准化600/1200波特调制解调器
    China National Standards
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    GB/T 7621-1987 1200 bits per second duplex modem standardized for use in the general switched telephone network and on point-to-point 2-wire leased telephonecircuits
    在电话自动交换网和点对点二线租用电话型电路上使用的标准化的1200比特/秒双工调制解调器
    China National Standards
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    GB/T 7620-1987 300 bits per second duplex modem standardized for use in the general switched telephone network
    在电话自动交换网上使用的标准化300比特/秒全双工调制解调器
    China National Standards
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    GB/T 7594.9-1987 Rubber insulation and sheath of electric cables and wires--Part 9:Ordinary duty flame-retardant rubber sheath 85℃
    电线电缆橡皮绝缘和橡皮护套 第9部分:85℃一般不延燃橡皮护套
    China National Standards
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    GB/T 7594.7-1987 Rubber insulation and sheath of electric cables and wires--Part 7:Heavy duty flame-retardant rubber sheath 65℃
    电线电缆橡皮绝缘和橡皮护套 第7部分:65℃重型不延燃橡皮护套
    China National Standards
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    GB/T 7594.5-1987 Rubber insulation and sheath of electric cables and wires--Part 5:Ordinary duty flame-retardant rubber sheath 65℃
    电线电缆橡皮绝缘和橡皮护套 第5部分:65℃一般不延燃橡皮护套
    China National Standards
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    GB/T 7594.10-1987 Rubber insulation and sheath of electric cables and wires--Part 10:Ordinary duty flame-retardant rubber sheath 90℃
    电线电缆橡皮绝缘和橡皮护套 第10部分:90℃一般不延燃橡皮护套
    China National Standards
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    GB/T 7590-1987 Code of Chinese ideograms set forinformation interchange--The 4th supplementary set
    信息交换用汉字编码字符集 第四辅助集
    China National Standards
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    GB/T 7589-1987 Code of Chinese ideograms set forinformation interchange--The 2nd supplementary set
    信息交换用汉字编码字符集 第二辅助集
    China National Standards
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    GB/T 7514-1987 Conversion between the 7-bit coded character set for information processing interchange and the 5-unit code for the telegraph service
    信息处理交换用七位编码字符集与电报用五单位电码之间的转换
    China National Standards
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    GB/T 7583-1987 Acoustics--Pure tone air conductionthreshold audio-metry--For hearing conservation purposes
    声学 纯音气导听阈测定 听力保护用
    China National Standards
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    GB/T 7581-1987 Dimensions of outlines for semiconductor discrete devices
    半导体分立器件外形尺寸
    China National Standards
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    GB/T 7604-1987 Determination of the aromatic hydrocarbon content in mineral insulating oils
    矿物绝缘油芳烃含量测定法
    China National Standards
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    GB/T 7509-1987 Blank detail specification for microprocessor semiconductor integrated circuits
    半导体集成电路微处理器空白详细规范 (可供认证用)
    China National Standards
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    GB 7495-1987 The protecting distance betweenoverhead power line and receiving station of AM broadcasting
    架空电力线路与调幅广播收音台的防护间距
    China National Standards
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    GB/T 7422.2-1987 16×12, 16×8, 16×4 Dot matrix data set of Mongo-lian characters for information interchange
    信息交换用蒙古文16×12、16×8、16×4点阵数据集
    China National Standards
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    GB/T 7422.1-1987 16×12, 16×8, 16×4 Dot matrix font set of Mongo-lian characters for information interchange
    信息交换用蒙古文16×12、16×8、16×4点阵字模集
    China National Standards
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    GB/T 7419-1987 Information processing--Implementation of the 7-bit coded character set and its 7-bit and 8-bit extensions on 3.81mm magnetic tape cassette for data interchange
    信息处理 数据交换用七位编码字符集及其七位与八位扩充在3.81mm盒式磁带上的实现方法
    China National Standards
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    GB/T 7401-1987 Method for subjective assessment of quality of colour television pictures
    彩色电视图像质量主观评价方法
    China National Standards
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    GB/T 4312.3-1987 Technical parameters and measuring methods for FM broadcasting transmitters of dual programmes
    调频广播发射机技术参数和测量方法 双节目
    China National Standards
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