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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. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB 2945-1989 |
Ammonium nitrate 硝酸铵 |
China National Standards mm |
 English PDF |
| GB/T 8565.3-1988 |
Information processing--Coded character sets for text communication--Part 3:Control functions for page-image format 信息处理 文本通信用编码字符集 第三部分:按页成象格式用控制功能 |
China National Standards mm |
English PDF |
| GB/T 10240-1988 |
Specifications for the editing and production of programme source for subjective assessment of sound quality of electro-acoustic products 电声产品声音质量主观评价用节目源编辑制作规范 |
China National Standards mm |
English PDF |
| GB/T 10200-1988 |
Helical-scan video cassette system using 19 mm tape (U-matic H format) 19mm螺旋扫描盒式磁带录像系统(U-matic H 格式) |
China National Standards mm |
English PDF |
| GB/T 9718-1988 |
Information processing--General purpose reels with 8mm centre hole for magnetic tape for interchange instrumentation applications 信息处理 互换计测磁带用 8mm中心孔通用带盘 |
China National Standards mm |
English PDF |
| GB/T 9716-1988 |
Information processing--Unrecorded 12.7mm (0.5in)wide magnetic tape for information interchange-32ftpmm(800 ftpi)NRZ1，126ftpmm(3200ftpi)phase encoded and 356ftpmm(9042ftpi) NRZ1 信息处理 信息交换用9磁道，12.7mm(0.5in)未记录磁带 32ftpmm(800ftpi)NRZ1制，126ftpmm(3200ftpi)调相制和356ftpmm(9042ftpi)NRZ1制 |
China National Standards mm |
English PDF |
| GB/T 9714-1988 |
Information processing--General purpose hubs and reels with 76mm centre hole for magnetic tape usedin interchange instrumentation applications 信息处理 互换计测磁带用的76mm中心孔通用带盘和盘芯 |
China National Standards mm |
English PDF |
| GB/T 9629-1988 |
Inductor and transformer cores for telecommunications--Part 4:Blank detail specification--Magnetic oxide cores for transformers and chokes for power applications--Assessment level A 通信用电感器和变压器磁芯 第四部分:空白详细规范 电源变压器和扼流圈用磁性氧化物磁芯 评定水平 A(可供认证用) |
China National Standards mm |
English PDF |
| GB/T 9628-1988 |
Inductor and transformer cores for telecommunications--Part4:sectional specification--Magnetic oxide cores for transformers and chokes forpower applications 通信用电感器和变压器磁芯 第四部分:分规范 电源变压器和扼流圈用磁性氧化物磁芯(可供认证用) |
China National Standards mm |
English PDF |
| GB/T 9627-1988 |
Inductor and transformer cores for telecommunications--Part 3:Blank detail specification--Magnetic oxide cores for broad-band transformers--Assessment levels A and B 通信用电感器和变压器磁芯 第三部分:空白详细规范 宽带变压器用磁性氧化物磁芯评定水平 A和B (可供认证用) |
China National Standards mm |
English PDF |
| GB/T 9626-1988 |
Inductor and transformer cores for telecommunications--Part 3:Sectional specification--Magnetic oxide cores for broad-band transformers 通信用电感器和变压器磁芯 第三部分:分规范 宽带变压器用磁性氧化物磁芯 (可供认证用) |
China National Standards mm |
English PDF |
| GB/T 9625-1988 |
Inductor and transformer cores for telecommunications--Part 2:Blank detail specification--Magnetic oxide cores for inductor applications--Assessment level A 通信用电感器和变压器磁芯 第二部分:空白详细规范 电感器用磁性氧化物磁芯 评定水平 A (可供认证用) |
China National Standards mm |
English PDF |
| GB/T 9624-1988 |
Inductor and transformer cores for telecommunications--Part 2:sectionalspecification--Magnetic oxide cores for inductor applications 通信用电感器和变压器磁芯 第二部分:分规范 电感器用磁性氧化物磁芯 (可供认证用) |
China National Standards mm |
English PDF |
| GB/T 9623-1988 |
Inductor and transformer cores for telecommunications--Part 1:Generic specification 通信用电感器和变压器磁芯 第一部分:总规范 (可供认证用) |
China National Standards mm |
English PDF |
| GB/T 9543-1988 |
Programming languages PL/1 general purpose subset 程序设计语言 PL/1通用子集 |
China National Standards mm |
English PDF |
| GB/T 9542-1988 |
Programming languages PL/1 程序设计语言PL/1 |
China National Standards mm |
English PDF |
| GB/T 9363-1988 |
Information processing--9-Track， 12.7mm (0.5in) wide magnetictape for information interchange--Format and recording，using group coding at 246 cpmm(6250 cpi) 信息处理 信息交换用9磁道12.7mm(0.5in)磁带成组编码方式246 cpmm (6250 cpi) 的格式及记录 |
China National Standards mm |
English PDF |
| GB/T 9050-1988 |
General specifications for 8GHz band microwave communication equipment used in analogue radio-relay systems 模拟微波接力通信系统8 GHz微波通信设备总技术条件 |
China National Standards mm |
English PDF |
| GB/T 4958.3-1988 |
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 3:Simulated systems--Section six--Measurements for sound-programme transmission 地面无线电接力系统所用设备的测量方法 第三部分:仿真系统的测量 第六节:声音节目传输的测量 |
China National Standards mm |
English PDF |
| GB/T 9048-1988 |
Image area produced by 65mm and 70mm motion-picture camera aperture and maximum projectable image area on 70mm motion-picture prints--Positions and dimensions 65mm和70mm电影摄影机片窗所形成的影像和70mm电影拷贝最大可放映画面的位置和尺寸 |
China National Standards mm |
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 mm |
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 mm |
English PDF |
| GB 536-1988 |
Liquefied anhydrous ammonia 液体无水氨 |
China National Standards mm |
English PDF |
| GB 7800-1987 |
Diagnostic criteria and principles of management of occupational acute ammonia poisoning 职业性急性氨中毒诊断标准及处理原则 |
China National Standards mm |
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 mm |
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 mm |
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 mm |
English PDF |
| GB/T 7591-1987 |
Programming language Pascal 程序设计语言 Pascal |
China National Standards mm |
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 mm |
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 mm |
English PDF |
| GB/T 7399-1987 |
Helical-scan video tape cassette system using 12.65 mm magnetic tape on type VHS VHS 型12.65 mm螺旋扫描盒式磁带录像系统 |
China National Standards mm |
English PDF |
| GB/T 7481-1987 |
Water quality--Determination of ammonium--Spectrophotometric method with salicylic acid 水质 铵的测定 水杨酸分光光度法 |
China National Standards mm |
English PDF |
| GB/T 7479-1987 |
Water quality--Determination of ammonium--Nessler’s reagent colorimetric method 水质 铵的测定 纳氏试剂比色法 |
China National Standards mm |
English PDF |
| GB/T 7478-1987 |
Water quality--Determination of ammonium--Distillation and titration method 水质 铵的测定 蒸馏和滴定法 |
China National Standards mm |
English PDF |
| GB 6830-1986 |
The tolerable limits of danger ontelecommunication lines from power lines 电信线路遭受强电线路危险影响的容许值 |
China National Standards mm |
English PDF |
| 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 mm |
English PDF |
| GB/T 6275-1986 |
Ammonium hydrogen carbonate for industrial use 工业用碳酸氢铵 |
China National Standards mm |
English PDF |
| GB/T 6282-1986 |
Interface parameters of the 25 to 1000MHz land mobile telecommunication network connecting to public telecommunication network through subscriber lines 25～1000 MHz陆地移动通信网通过用户线接入公用通信网的接口参数 |
China National Standards mm |
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 mm |
English PDF |
| GB/T 6253-1986 |
Type specification for variable trimmer capacitors--Type B in electronic equipments 电子设备用B类微调可变电容器类型规范 |
China National Standards mm |
English PDF |
| GB/T 6550-1986 |
Information processing -- 9-Track，127mm 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 mm |
English PDF |
| GB/T 5874-1986 |
Image produced by camera aperture type W on 16mm motion-picture film--Position and dimensions 16mm W型电影摄影机片窗所形成的画面位置和尺寸 |
China National Standards mm |
English PDF |
| GB/T 5655-1985 |
Common terms of urban public transport 城市公共交通常用名词术语 |
China National Standards mm |
English PDF |
| GB/T 5474-1985 |
Phenol-formaldehyde mouldings--Determination of free ammonia and ammonium compounds--Colorimetric comparison method 酚醛模塑制品游离氨和铵化合物的测定 比色法 |
China National Standards mm |
English PDF |
| GB/T 5473-1985 |
Phenol-formaldehyde mouldings--Detection of free ammonia 酚醛模塑制品游离氨的检定 |
China National Standards mm |
English PDF |
| GB/T 5441.9-1985 |
Test methods for communication cable--Test for ideal screening factor measured at power frequency 通信电缆试验方法 工频条件下理想屏蔽系数试验 |
China National Standards mm |
English PDF |
| GB/T 5441.7-1985 |
Test methods for communication cable--Attenuation coefficient test--Open and short circuit method 通信电缆试验方法 衰减常数试验 开短路法 |
China National Standards mm |
English PDF |
| GB/T 5441.6-1985 |
Test methods for communication cable--Crosstalk attenuation test--Comparison method 通信电缆试验方法 串音衰减试验 比较法 |
China National Standards mm |
English PDF |
| GB/T 5441.5-1985 |
Test methods for communication cable--Characteristic impedance test of coaxial pair--Resonance method 通信电缆试验方法 同轴对特性阻抗实部平均值试验 谐振法 |
China National Standards mm |
English PDF |
| GB/T 5441.4-1985 |
Test methods for communication cable--Impedance and impedance irregularities test of coaxial pair--Pulse method 通信电缆试验方法 同轴对端阻抗及内部阻抗不均匀性试验 脉冲法 |
China National Standards mm |
English PDF |
| GB/T 5441.3-1985 |
Test methods for communication cable--Capacitance unbalance test 通信电缆试验方法 电容耦合及对地电容不平衡试验 |
China National Standards mm |
English PDF |
| GB/T 5441.2-1985 |
Test methods for communication cable--Capacitance test--Bridge method 通信电缆试验方法 工作电容试验 电桥法 |
China National Standards mm |
English PDF |
| GB/T 5441.1-1985 |
Test methods for communication cable--General 通信电缆试验方法 总则 |
China National Standards mm |
English PDF |
| 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 mm |
English PDF |
| GB/T 5298-1985 |
Image area on 35mm motion-picture films with masked picture--Positions and dimensions 35mm电影遮幅法影片画面的位置及尺寸 |
China National Standards mm |
English PDF |
| GB/T 5209-1985 |
Paints and varnishes--Determination of resistance to water--Water immersion method 色漆和清漆耐水性的测定 浸水法 |
China National Standards mm |
English PDF |
| GB 5082-1985 |
The commanding signal for lifting and moving 起重吊运指挥信号 |
China National Standards mm |
English PDF |
| 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 mm |
English PDF |
| GB/T 346-1984 |
Galvanized low carbon steel wire for electric communications lines 通讯线用镀锌低碳钢丝 |
China National Standards mm |
English PDF |
| GB/T 4642-1984 |
Image produced by 16mm motion-picture camera aperture--Position and dimensions 16mm电影摄影机片窗在胶片上所形成的影象位置和尺寸 |
China National Standards mm |
English PDF |
| 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 mm |
English PDF |
| 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 mm |
English PDF |
| GB/T 3873-1983 |
General specifications for products packaging of communication equipments 通信设备产品包装通用技术条件 |
China National Standards mm |
English PDF |
| GB/T 3383-1982 |
Telecommunication transmission unit--Decibel 电信传输单位 分贝 |
China National Standards mm |
English PDF |
| 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 mm |
English PDF |
| GB/T 2020-1980 |
Recording magnetic tape with 9 magnetic tracks， 12.7mm width and 32 lines/mm for informationprocessing exchange 信息处理交换用9磁道12.7毫米宽32行/毫米记录磁带 |
China National Standards mm |
English PDF |
| GB/T 1989-1980 |
Methods for indication of the 7-bit encoding character set for information processing switching on 12.7 mm magnetic tape 信息处理交换用七位编码字符集在9磁道12.7 毫米磁带上的表示方法 |
China National Standards mm |
English PDF |
| GB/T 1417-1978 |
General terminology for telecommunications equipment 常用电信设备名词术语 |
China National Standards mm |
English PDF |
| GB/T 505-1965 |
Determination of mercaptan-sulfur in engine fuels (ammonia-copper sulfate method) 发动机燃料硫醇性硫含量测定法 (氨-硫酸铜法) |
China National Standards mm |
English PDF |
| GB 188-1963 |
Locomotive and car clearance boundary and structure clearance boundary for 762mm gauge railways--Classification and basic dimensions 762毫米轨距铁路机车车辆限界和建筑接近限界分类及基本尺寸 |
China National Standards mm |
English PDF |
| GB/T 3323.2-2019 |
Non-destructive testing of welds—Radiographic testing—Part 2:X- and gamma-ray techniques with digital detectors 焊缝无损检测 射线检测 第2部分：使用数字化探测器的X和伽玛射线技术 |
China National Standards mm |
English PDF |
| GB/T 3323.1-2019 |
Non-destructive testing of welds—Radiographic testing—Part 1:X- and gamma-ray techniques with film
焊缝无损检测 射线检测 第1部分：X和伽玛射线的胶片技术 |
China National Standards mm |
English PDF |
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