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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 "EM" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 6767-1986 RadiochEMical analysis of cesium-137 in water
    水中铯-137放射化学分析方法
    China National Standards
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    GB/T 6766-1986 RadiochEMical analysis of strontium-90 in water--Extraction chromatography by di-(2-ethylhexyl) phosphori acid
    水中锶-90 放射化学分析方法 二-(2-乙基己基) 磷酸萃取色层法
    China National Standards
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    GB/T 6764-1986 RadiochEMical analysis of strontium-90 in water--Precipitation by fuming nitric acid
    水中锶-90放射化学分析方法 发烟硝酸沉淀法
    China National Standards
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    GB/T 6730.8-1986 Methods for chEMical analysis of iron ores--The potassium dichromate volumetric method for the determination of iron (Ⅱ)content
    铁矿石化学分析方法 重铬酸钾容量法测定亚铁量
    China National Standards
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    GB/T 6730.7-1986 Methods for chEMical analysis of iron ores--The sulfosalicylic acid photometric method for the determination of metallic iron content
    铁矿石化学分析方法 磺基水杨酸光度法测定金属铁量
    China National Standards
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    GB/T 6730.6-1986 Methods for chEMical analysis of iron ores--The ferric chloride-sodium acetate volumetric method for the determination of metallic iron content
    铁矿石化学分析方法 三氯化铁-乙酸钠容量法测定金属铁量
    China National Standards
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    GB/T 6730.51-1986 Methods for chEMical analysis of iron ores--The caustic asbestos absorption gravimetric method for the determination of carbon content in carbonate
    铁矿石化学分析方法 烧碱石棉吸收重量法测定碳酸盐中碳量
    China National Standards
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    GB/T 6730.50-1986 Methods for chEMical analysisof iron ores--The gas volumetric method for the determination of total carbon content
    铁矿石化学分析方法 气体容量法测定总碳量
    China National Standards
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    GB/T 6730.49-1986 Methods for chEMical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of sodium and potassium content
    铁矿石化学分析方法 原子吸收分光光度法测定钠和钾量
    China National Standards
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    GB/T 6730.48-1986 Methods for chEMical analysis of iron ores--The dithio diantipyryl methane photometric method for the determination of bismuth content
    铁矿石化学分析方法 二硫代二安替吡啉甲烷光度法测定铋量
    China National Standards
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    GB/T 6730.36-1986 Methods for chEMical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of copper content
    铁矿石化学分析方法 原子吸收分光光度法测定铜量
    China National Standards
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    GB/T 6730.3-1986 Methods for chEMical analysis of iron ores--The gravimetric method for the determination of hygroscopic moisture content in analytical samples
    铁矿石化学分析方法 重量法测定分析试样中吸湿水量
    China National Standards
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    GB/T 6730.14-1986 Methods for chEMical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of calcium and magnesium content
    铁矿石化学分析方法 原子吸收分光光度法测定钙和镁量
    China National Standards
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    GB/T 6730.1-1986 Methods for chEMical analysis of iron ores--Preparation of predried test samples for chemical analysis
    铁矿石化学分析方法 分析用预干燥试样的制备
    China National Standards
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    GB/T 6667-1986 Methods of measurEMent for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section two:measurements in the antennas and passive repeaters
    地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第二节 天线和无源转向器的测量
    China National Standards
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    GB/T 6662-1986 Methods of measurEMent for equipment used in terrestrial radio-relay systems--Part 1:Measurements common to sub-systems and simulated systems--Section three--Measurements in the intermediate-frequency range
    地面无线电接力系统所用设备的测量方法 第一部分:分系统和仿真系统通用的测量 第三节:中频范围的测量
    China National Standards
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    GB/T 6648-1986 Blank detail specification for sEMiconductor inte-grated circuit static read/write memories
    半导体集成电路静态读/ 写存储器空白详细规范(可供认证用)
    China National Standards
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    GB/T 2424.22-1986 Basic environmental testing procedures for electric and electronic products--Guidance for combined tEMperature (cold and heat) vibration (sinusoidal) tests
    电工电子产品基本环境试验规程 温度(低温、高温)和振动 (正弦) 综合试验导则
    China National Standards
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    GB 6738-1986 Safety requirEMents for indicating and recording electrical measuring instruments and their accessories
    电测量指示和记录仪表及其附件的安全要求
    China National Standards
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    GB/T 875-1986 Thin head sEMi-tubular rivets
    偏平头半空心铆钉
    China National Standards
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    GB/T 874-1986 120 degree countersunk head sEMi-tubular rivets
    120°沉头半空心铆钉
    China National Standards
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    GB/T 873-1986 Oval head sEMi-tubular rivets
    扁圆头半空心铆钉
    China National Standards
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    GB/T 1015-1986 Countersunk head sEMi-tubular rivets
    沉头半空心铆钉
    China National Standards
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    GB/T 1014-1986 Truss head sEMi-tubular rivets
    大扁圆头半空心铆钉
    China National Standards
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    GB/T 1013-1986 Cone head sEMi-tubular rivets
    平锥头半空心铆钉
    China National Standards
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    GB/T 3431.2-1986 Letter symbols for sEMiconductor integrated circuits--Letter symbols for function of pins
    半导体集成电路文字符号 引出端功能符号
    China National Standards
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    GB/T 6525-1986 Sintered metal materials--Determinationof compression strength at room tEMperature
    烧结金属材料室温压缩强度的测定
    China National Standards
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    GB/T 6513-1986 Character set for bibliographic information interchange on mathEMatical coding of characters
    文献书目信息交换用数学字符编码字符集
    China National Standards
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    GB/T 6494-1986 MeasurEMent procedures for electrical characteristics of astronautic solar cells
    航天用太阳电池电性能测试方法
    China National Standards
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    GB/T 3894.9-1986 Graphical symbols on the arrangEMent planof ship--Cargo handling gear
    船舶布置图图形符号 起货设备
    China National Standards
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    GB/T 6302-1986 MeasurEMent of thermodynamics parameters formarine diesel engine
    船用柴油机热工参数的测量
    China National Standards
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    GB/T 6277-1986 Methods of measurEMent for television transmitters
    电视发射机测量方法
    China National Standards
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    GB 6280-1986 Capacity series and frequency channels arrangEMent in 25 to 1000 MHz land mobile telecommunication network
    25~1000 MHz陆地移动通信网的容量系列及频道配置
    China National Standards
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    GB/T 5839-1986 Rating systEMs for electronic tubes and semiconductor devices
    电子管和半导体器件额定值制
    China National Standards
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    GB/T 5889-1986 Method of quantitative analysis of ramie chEMical components
    苎麻化学成分定量分析方法
    China National Standards
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    GB/T 5881-1986 Sampling method of physical and chEMical properties of ramie fiber
    苎麻理化性能试验取样方法
    China National Standards
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    GB/T 5707-1985 Textile terms and definitions (Jute,ramie, flax, hEMp)
    纺织名词术语 (麻部分)
    China National Standards
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    GB/T 5687.4-1985 Methods for chEMical analysis of ferrochromium--The neutralization titration method for the determination of nitrogen content
    铬铁化学分析方法 中和滴定法测定氮量
    China National Standards
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    GB/T 5748-1985 Methods for airborne dust measurEMent in work place
    作业场所空气中粉尘测定方法
    China National Standards
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    GB/T 5442-1985 The test methods for the technical specifications of inband pulsing single frequency line signalling systEM for automatic telephone switching network
    电话自动交换网带内单频脉冲线路信号技术指标测试方法
    China National Standards
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    GB/T 5441.10-1985 Test methods for communication cable--MeasurEMent of actual length of coaxial pair--Sine wave method
    通信电缆试验方法 同轴对展开长度测量 正弦波法
    China National Standards
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    GB/T 5437-1985 Document facsimile (group 3) transmission requirEMent
    话路传真 (三类机) 传输要求
    China National Standards
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    GB/T 223.48-1985 Methods for chEMical analysis of iron,steel and alloy--The semixylenol orange photometric method for the determination of bismuth content
    钢铁及合金化学分析方法 半二甲酚橙光度法测定铋量
    China National Standards
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    GB/T 223.42-1985 Methods for chEMical analysis of iron,steel and alloy--The anion-exchange separation-bromopyrogallol red photometric method for the determination of tantalumcontent
    钢铁及合金化学分析方法 离子交换分离-溴邻苯三酚红光度法测定钽量
    China National Standards
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    GB/T 223.41-1985 Methods for chEMical analysis of iron,steel and alloy--The anion-exchange separation-pyrogallol photometric method for the determination of tantalum content
    钢铁及合金化学分析方法 离子交换分离-连苯三酚光度法测定钽量
    China National Standards
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    GB/T 223.38-1985 Methods for chEMical analysis of iron,steel and alloy--The anion-exchange separation-gravimetric method for the determination of niobium content
    钢铁及合金化学分析方法 离子交换分离-重量法测定铌量
    China National Standards
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    GB/T 5124.4-1985 Methods for chEMical analysis of hardmetals--The photometric peroxide method for the determination of titanium content
    硬质合金化学分析方法 过氧化物光度法测定钛量
    China National Standards
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    GB/T 5124.3-1985 Methods for chEMical analysisof hardmetals--The potentiometric method for the determination of cobalt content
    硬质合金化学分析方法 电位滴定法测定钴量
    China National Standards
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    GB/T 5081-1985 Guide for the collection of reliability,availability and maintainability data from field performance of electronic itEMs
    电子产品现场工作可靠性、有效性和维修性数据收集指南
    China National Standards
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    GB/T 5076-1985 MeasurEMent of the dimensionsof a cylindrical component having two axial terminations
    具有两个轴向引出端的圆柱体元件的尺寸测量
    China National Standards
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    GB/T 4702.9-1985 Methods for chEMical analysis of chromium metal--The crystal violet spectrophotometric method for the determination of antimony content
    金属铬化学分析方法 结晶紫分光光度法测定锑量
    China National Standards
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    GB/T 4702.8-1985 Methods for chEMical analysis of chromium metal--The distillation-molybdenum blue spectrophotometricmethod for the determination of arsenic content
    金属铬化学分析方法 蒸馏-钼蓝分光光度法测定砷量
    China National Standards
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    GB/T 4702.11-1985 Methods for chEMical analysis of chromium metal--The alizarin violet spectrophotometric method for the determination of tin content
    金属铬化学分析方法 茜素紫分光光度法测定锡量
    China National Standards
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    GB/T 4702.10-1985 Methods for chEMical analysis of chromium metal--The cupral spectrophotometric method for the determination of copper content
    金属铬化学分析方法 铜试剂分光光度法测定铜量
    China National Standards
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    GB/T 4958.1-1985 Methods of measurEMent for equipment used in terrestrial radio-relay systems--Part 1:Measurements common to subsystems and simulated systems--Section One--General
    地面无线电接力系统所用设备的测量方法 第一部分:分系统和仿真系统通用的测量 第一节 总则
    China National Standards
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    GB/T 4921-1985 Waste gasfrom manufacturing process--Determination of chEMical oxygendemand and nitrogenoxide--Potassium dichromate oxidation and naphthylethylene diamine colorimetric method
    工业废气 耗氧值和氧化氮的测定 重铬酸钾氧化、萘乙二胺比色法
    China National Standards
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    GB 4869-1985 Diagnostic criteria and principles of managEMent of occupational vibration disease
    职业性局部振动病诊断标准及处理原则
    China National Standards
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    GB 4865-1985 Diagnostic criteria and principles of managEMent of occupational chronic allyl chloride poisoning
    职业性慢性氯丙烯中毒诊断标准及处理原则
    China National Standards
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    GB/T 4830-1984 Pressure range and quality of air supply for the industrial process measurEMent and control instruments
    工业自动化仪表气源压力范围和质量
    China National Standards
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    GB/T 4702.3-1984 Methods for chEMical analysis of chromium metal--The molybdenum blue photometric method for the determinationof phosphorus content
    金属铬化学分析方法 钼蓝光度法测定磷量
    China National Standards
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    GB/T 4582-1984 Terms and their definition of ferrocEMent
    钢丝网水泥名词术语及其定义
    China National Standards
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    GB/T 3894.6-1984 Figurations and symbols on the arrangEMent plans of ships--Life-saving apparatus
    船舶布置图图形符号 救生设备
    China National Standards
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    GB/T 4333.7-1984 Methods for chEMical analysis of ferrosilicon--The chromatographic separation-barium sulfate gravimetric method for the determination of sulfur content
    硅铁化学分析方法 色层分离硫酸钡重量法测定硫量
    China National Standards
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    GB/T 4333.1-1984 Methods for chEMical analysis of ferrosilicon--The perchloric acid dehydration-gravimetric method for the determination of silicon content
    硅铁化学分析方法 高氯酸脱水重量法测定硅量
    China National Standards
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    GB/T 4312.2-1984 Technical parameters and measuring methods for FM stereophonic broadcasting transmitters with supplEMentary channel
    调频广播发射机技术参数和测量方法 立体声带附加信道
    China National Standards
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    GB/T 4298-1984 The activation analysis method for the determination of elEMental impurities in semiconductor silicon materials
    半导体硅材料中杂质元素的活化分析方法
    China National Standards
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    GB/T 4215-1984 Determination of sound power levels of noise EMitted by metal cutting machine tools
    金属切削机床噪声声功率级的测定
    China National Standards
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    GB/T 4194-1984 Creep testing,high tEMperature treatment and metallographic examination of the tungsten wires
    钨丝蠕变试验、高温处理及金相检查方法
    China National Standards
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    GB/T 4146-1984 Textile terms and terminology (Parts of chEMical fibers)
    纺织名词术语 (化纤部分)
    China National Standards
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    GB/T 4110-1983 Pulse code modulation communication systEM hierarchy
    脉冲编码调制通信系统系列
    China National Standards
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    GB 3971.2-1983 Interoffice junction digital line signalling systEM for telephone automatic switching network
    电话自动交换网局间中继数字型线路信号方式
    China National Standards
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    GB/T 3974-1983 Telephone transmission interference allowances for long-distance high-capacity analogue microwave communication systEMs
    大容量长距离模拟微波通信干线电话传输干扰容限
    China National Standards
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    GB/T 3839-1983 Technological principle and methods for enactment of local water pollutant EMission standard
    制订地方水污染物排放标准的技术原则与方法
    China National Standards
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    GB/T 3770-1983 Determination of sound power level for noise EMitted by woodworking machinery
    木工机床噪声声功率级的测定
    China National Standards
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    GB/T 3714-1983 Technical requirEMents of manganese carbonate orepowder
    碳酸锰矿粉技术条件
    China National Standards
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    GB/T 3659-1983 Methods of measurEMent of television video channel
    电视视频通道测试方法
    China National Standards
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    GB/T 3654.9-1983 Methods for chEMical analysisof ferroniobium--The thiocyanate photometric method for the determination of tungsten content
    铌铁化学分析方法 硫氰酸盐光度法测定钨量
    China National Standards
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    GB/T 3654.5-1983 Methods for chEMical analysis of ferroniobium--The molybdenum blue photometric method for the determination of the phosphorus content
    铌铁化学分析方法 钼蓝光度法测定磷量
    China National Standards
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    GB/T 3654.4-1983 Methods for chEMical analysis of ferroniobium--The combustion gravimetric method for the determination of carbon content
    铌铁化学分析方法 燃烧重量法测定碳量
    China National Standards
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    GB/T 3654.3-1983 Methods for chEMical analysis of ferroniobium--The gravimetric method for the determination of silicon content
    铌铁化学分析方法 重量法测定硅量
    China National Standards
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    GB/T 3654.1-1983 Methods for chEMical analysis of ferroniobium--The paper chromatograph-gravimetric method for the determination of niobium and tantalum content
    铌铁化学分析方法 纸上色层分离重量法测定铌、钽量
    China National Standards
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    GB/T 3654.10-1983 Methods for chEMical analysis of ferroniobium--The EDTA volumetric method for the determination of aluminium content
    铌铁化学分析方法 EDTA容量法测定铝量
    China National Standards
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    GB/T 3653.5-1983 Methods for chEMical analysis of ferroboron--The chromatographic separation-barium sulfate gravimetric method for the determination of sulfur content
    硼铁化学分析方法 色层分离硫酸钡重量法测定硫量
    China National Standards
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    GB/T 3653.2-1983 Methods for chEMical analysis of ferroboron--The gasometric method for the determination of carbon content
    硼铁化学分析方法 气体容量法测定碳量
    China National Standards
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    GB/T 3502-1983 Technical requirEMents of super fine palladium oxide powder
    超细氧化钯粉技术条件
    China National Standards
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    GB/T 3501-1983 Technical requirEMents of super fine ruthenium dioxide hydrate powder
    超细水合二氧化钌粉技术条件
    China National Standards
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    GB 3378-1982 Subscriber line signalling systEM for telephone automatic switching network
    电话自动交换网用户信号方式
    China National Standards
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    GB 3377-1982 Multifrequency register signalling systEM for telephone automatic switching network
    电话自动交换网多频记发器信号方式
    China National Standards
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    GB 3376-1982 Inband pulsing single frequencyline signalling systEM for telephone automatic switching network
    电话自动交换网带内单频脉冲线路信号方式
    China National Standards
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    GB/T 3320.4-1982 Rumble measurEMent test record
    转盘噪声测试唱片
    China National Standards
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    GB 3234-1982 Diagnostic criteria and principles of managEMent of industrial fluorosis
    工业性氟病诊断标准及处理原则
    China National Standards
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    GB 3233-1982 Diagnostic criteria and principles of managEMent of occupational chronic carbon disulfide poisoning
    职业性慢性二硫化碳中毒诊断标准及处理原则
    China National Standards
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    GB 3232-1982 Diagnostic criteria and principles of managEMent of occupational chronic manganism
    职业性慢性锰中毒诊断标准及处理原则
    China National Standards
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    GB/T 3143-1982 Colour determination method of liquid chEMicals (Hazen unit--platinum-cobalt scale)
    液体化学产品颜色测定法 (Hazen单位--铂-钴色号)
    China National Standards
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    GB/T 3240-1982 Preferred frequencies for the acoustical measurEMent
    声学测量中的常用频率
    China National Standards
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    GB/T 2789-1981 Technical requirEMents for network interface for the analogue microwave relay communication systems
    模拟微波接力通信系统网路接口基本技术要求
    China National Standards
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    GB/T 2350-1980 Fluid power systEMs and components--Cylinders--Piston rod thread dimensions and types
    液压气动系统及元件 活塞杆螺纹型式和尺寸系列
    China National Standards
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    GB/T 2349-1980 Fluid power systEMs and components--Cylinders--Basic series of piston strokes
    液压气动系统及元件 缸活塞行程系列
    China National Standards
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    GB/T 2347-1980 Hydraulic fluid power--Pumps and motors--Geometric displacEMents
    液压泵及马达公称排量系列
    China National Standards
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