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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/T 3383-1982 |
TelECommunication transmission unit--Decibel 电信传输单位 分贝 |
China National Standards EC |
 English PDF |
| GB/T 3320.4-1982 |
Rumble measurement test rECord 转盘噪声测试唱片 |
China National Standards EC |
English PDF |
| GB/T 3320.3-1982 |
Wow and flutter test rECord 抖晃度测试唱片 |
China National Standards EC |
English PDF |
| GB/T 3320.2-1982 |
Tracking ability and channel separation test rECord 循迹能力、声道分隔度测试唱片 |
China National Standards EC |
English PDF |
| GB/T 3307-1982 |
Method of heater intermittent test of low-power elECtronic tubes 小功率电子管灯丝断续试验方法 |
China National Standards EC |
English PDF |
| GB/T 3303-1982 |
Terms used of defECts of domestic ceramic ware 日用陶瓷器缺陷术语 |
China National Standards EC |
English PDF |
| GB/T 3203-1982 |
SpECification for carburizing steels of bearings 渗碳轴承钢技术条件 |
China National Standards EC |
English PDF |
| GB/T 3239-1982 |
Expression of physical and subjECtive magnitudes of sound and noise in air 空气中声和噪声强弱的主观和客观表示法 |
China National Standards EC |
English PDF |
| GB/T 3103.2-1982 |
Tolerances for fasteners--Bolts，screws and nuts for fine mEChanics 紧固件公差 用于精密机械的螺栓、螺钉和螺母 |
China National Standards EC |
English PDF |
| GB/T 2880-1981 |
Hydraulic fluid power--Cylinder rod and piston seals for rECiprocating applications--Dimensions andtolerances of housings--Narrow section series 液压缸活塞和活塞杆 窄断面动密封沟槽尺寸系列和公差 |
China National Standards EC |
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 EC |
English PDF |
| GB/T 2689.4-1981 |
Life test and acceleration life test--Optimal linear deflECtion-free--Evaluation of Weibull distributions 寿命试验和加速寿命试验的最好线性无偏估计法(用于威布尔分布) |
China National Standards EC |
English PDF |
| GB/T 2689.3-1981 |
Life test and acceleration life test--Simple linear deflECtion-free--Evaluation ofWeibull distributions 寿命试验和加速寿命试验的简单线性无偏估计法(用于威布尔分布) |
China National Standards EC |
English PDF |
| GB/T 2625-1981 |
Process detECtion and controlflow chart--Symbols and letter codes 过程检测和控制流程图用图形符号和文字代号 |
China National Standards EC |
English PDF |
| GB/T 2413-1980 |
PiezoelECtric ceramic materials--Measuring methods for determination of volume density 压电陶瓷材料体积密度测量方法 |
China National Standards EC |
English PDF |
| GB/T 2291-1980 |
Method for preparation of coal tar pitchs spECimens 煤沥青试验室试样的制备方法 |
China National Standards EC |
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 EC |
English PDF |
| GB 2017-1980 |
Covering tEChnique of the medium-wave broadcastingnetwork 中波广播网覆盖技术 |
China National Standards EC |
English PDF |
| GB 2017-1980 |
Covering tEChnique of the medium-wave broadcastingnetwork 中波广播网覆盖技术 |
China National Standards EC |
English PDF |
| GB/T 1814-1979 |
InspECtion method for steel work fractures 钢材断口检验法 |
China National Standards EC |
English PDF |
| GB/T 1417-1978 |
General terminology for telECommunications equipment 常用电信设备名词术语 |
China National Standards EC |
English PDF |
| GB/T 513-1977 |
Determination of mEChanical impuritiesin lubricating greases (acid decomposition method) 润滑脂机械杂质测定法 (酸分解法) |
China National Standards EC |
English PDF |
| GB/T 974-1976 |
Screws，cross rECessed，120° raised countersunkhead 十字槽120°半沉头螺钉 |
China National Standards EC |
English PDF |
| GB/T 973-1976 |
Screws，cross rECessed，oval head 十字槽扁圆头螺钉 |
China National Standards EC |
English PDF |
| GB/T 569-1965 |
Marine pipe flanges--ConnECtion dimensions and mating face 船用法兰 连接尺寸和密封面 |
China National Standards EC |
English PDF |
| GB/T 305-2019 |
Rolling bearings－Snap ring grooves and snap rings for radial bearings－Dimensions，geometrical product spECifications (GPS) and tolerance values 滚动轴承 向心轴承止动槽和止动环 尺寸、产品几何技术规范（GPS）和公差值 |
China National Standards EC |
English PDF |
| GB/T 7157-2019 |
ElECtric soldering irons and heating guns 电烙铁和热风枪 |
China National Standards EC |
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 EC |
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 EC |
English PDF |
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