China National Standards

China CH GB Standards English PDF List


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 "CH" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 4702.14-1988 Methods for CHemical analysisof chromium metal--The infrared absorption method for the determination of carbon content
    金属铬化学分析方法 红外线吸收法测定碳量
    China National Standards
    CH

    English PDF
    GB/T 152.3-1988 Fasteners--Counterbores for hexagon socket head screws and slotted CHeese head screws
    紧固件 圆柱头用沉孔
    China National Standards
    CH

    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    GB/T 8377-1987 TeCHnical requirements for fittings of solid web steel frame
    实腹钢门、窗五金配件通用技术条件
    China National Standards
    CH

    English PDF
    GB/T 8242.2-1987 Terminology for hull equipment--AnCHoring and mooring equipment
    船体设备术语 系船设备
    China National Standards
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    GB/T 8022-1987 Lubricating oils--Determination of demulsibility CHaracteristics
    润滑油抗乳化性能测定法
    China National Standards
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    GB/T 7934-1987 Hydraulic fluid power--Two-port slip-in cartridge valves--Cavities--TeCHnical requirements
    二通插装式液压阀 技术条件
    China National Standards
    CH

    English PDF
    GB 7798-1987 Diagnostic criteria and principles of management of occupational CHromium induced nasal disease
    职业性铬鼻病诊断标准及处理原则
    China National Standards
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    GB/T 7713-1987 Presentation of scientific and teCHnical reports,dissertations and scientific papers
    科学技术报告、学位论文和学术论文的编写格式
    China National Standards
    CH

    English PDF
    GB/T 7632-1987 Recommendations for the CHoice of lubricants for machine tools
    机床用润滑剂的选用
    China National Standards
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    GB/T 7619-1987 Electrical CHaracteristics for balanced double-current interchange circuits for general use with integrated circuit equipment in the field of datacommunications
    在数据通信领域中通常同集成电路设备一起使用的平衡双流接口电路的电气特性
    China National Standards
    CH

    English PDF
    GB/T 7618-1987 Electrical CHaracteristics for unbalanced double-current interchange circuits for general use with inte-grated circuit equipment in the field of data communications
    在数据通信领域中通常同集成电路设备一起使用的非平衡双流接口电路的电气特性
    China National Standards
    CH

    English PDF
    GB/T 7610-1987 CHaracteristics of pulse code modulation for voice-frequencies
    音频脉冲编码调制特性
    China National Standards
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    GB/T 7585-1987 Capacity series and radio-frequency CHannel arrangement for analog microwave relay systems
    模拟微波接力通信系统容量系列及波道配置
    China National Standards
    CH

    English PDF
    GB/T 7515-1987 Information processing--Coding of maCHine readable characters (MICR and OCR)
    信息处理用机器可读字符编码 (磁墨水字符识别和光学字符识别的字符)
    China National Standards
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    GB/T 7389-1987 Shipbuilding--Cargo winCHes
    船用起货绞车
    China National Standards
    CH

    English PDF
    GB/T 7372-1987 DiCHlorodifluoromethane for industrial uses
    工业用二氟二氯甲烷 (F12)
    China National Standards
    CH

    English PDF
    GB/T 7371-1987 TriCHloromonofluoromethane for industrial uses
    工业用一氟三氯甲烷 (F11)
    China National Standards
    CH

    English PDF
    GB/T 7492-1987 Water quality--Determination ofBHC and DDT--Gas CHromatography
    水质 六六六、滴滴涕的测定 气相色谱法
    China National Standards
    CH

    English PDF
    GB/T 7488-1987 Water quality--Determination of bioCHemical oxygen demand after 5 days(BOD5)--Dilution and seeding method
    水质 五日生化需氧量(BOD5)的测定 稀释与接种法
    China National Standards
    CH

    English PDF
    GB/T 7467-1987 Water quality--Determination of CHromium(Ⅵ)--1,5 Diphenylcarbohydrazide spectrophotometric method
    水质 六价铬的测定 二苯碳酰二肼分光光度法
    China National Standards
    CH

    English PDF
    GB/T 7466-1987 Water quality--Determination of total CHromium
    水质 总铬的测定
    China National Standards
    CH

    English PDF
    GB/T 7348-1987 The standard spectrum of whispered CHinese speech
    耳语标准频谱
    China National Standards
    CH

    English PDF
    GB/T 7347-1987 The standard spectrum of CHinese speech
    汉语标准频谱
    China National Standards
    CH

    English PDF
    GB/T 7343-1987 Methods of measurement of the suppresion CHaracteristics of passive radio interference filters and suppression components over the frequency range of 10kHz to 30MHz
    10 kHz~30 MHz无源无线电干扰滤波器和抑制元件抑制特性的测量方法
    China National Standards
    CH

    English PDF
    GB/T 2019-1987 Fundamental parameters and teCHnical requirements for audio tape recorders
    磁带录音机基本参数和技术要求
    China National Standards
    CH

    English PDF
    GB/T 7276-1987 Hinges general teCHnical condition
    合页通用技术条件
    China National Standards
    CH

    English PDF
    GB/T 7188-1987 Office maCHines and data processing equipment--Keyboard layouts for numeric applications
    办公机器和数据处理设备数字应用的键盘布局
    China National Standards
    CH

    English PDF
    GB/T 7166-1987 In-core temperature orprimary envelope temperature measurements in nuclear power reactor--CHaracteristics and test methods
    核动力堆堆芯或堆主包壳内温度测量特性和测试方法
    China National Standards
    CH

    English PDF
    GB/T 7131-1986 Identification of polymers by pyrolytic gas CHromatography
    裂解气相色谱法鉴定聚合物
    China National Standards
    CH

    English PDF
    GB 7105-1986 Sanitary specifications of perCHloravinyl interior coatings for food container
    食品容器过氯乙烯内壁涂料卫生标准
    China National Standards
    CH

    English PDF
    GB 6989-1986 Diagnostic criteria and principle of treatment for CHronic methyl-mercury poisoning caused by water pollution
    水体污染慢性甲基汞中毒诊断标准及处理原则
    China National Standards
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    GB/T 5271.10-1986 Data processing--Vocabulary--Section 10:Operating teCHniques and facilities
    数据处理词汇 10部分 操作技术和设施
    China National Standards
    CH

    English PDF
    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
    CH

    English PDF
    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
    CH

    English PDF
    GB 6281-1986 Co-CHannel interference standards required in the land mobile services (16k0F3E)
    陆地移动业务 (16k0F3E)所要求的同波道干扰标准
    China National Standards
    CH

    English PDF
    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
    CH

    English PDF
    GB/T 6550-1986 Information processing -- 9-Track,127mm wide magnetic tape for information interCHange recorded at 63rpmm, phase encoded
    信息处理交换用9磁道12.7毫米宽63行/毫米调相制记录磁带
    China National Standards
    CH

    English PDF
    GB/T 5901.3-1986 TeCHnical specifications of four-jaw independent chucks
    四爪单动卡盘 技术条件
    China National Standards
    CH

    English PDF
    GB/T 5901.2-1986 Testing of accuracy of four-jaw independent CHucks
    四爪单动卡盘 精度
    China National Standards
    CH

    English PDF
    GB/T 5901.1-1986 Types, basic parameters and dimensions of four-jaw independent CHucks
    四爪单动卡盘 型式、基本参数和尺寸
    China National Standards
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