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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 392-1977 |
Determination of colloid-stability of lubricating greases 润滑脂压力分油测定法 |
China National Standards tin |
 English PDF |
| GB/T 391-1977 |
Determination of corrosion of engine lubricating oils 发动机润滑油腐蚀度测定法 |
China National Standards tin |
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 tin |
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 tin |
English PDF |
| GB/T 512-1965 |
Determination of water content in lubricating greases 润滑脂水分测定法 |
China National Standards tin |
English PDF |
| GB/T 7157-2019 |
Electric soldering irons and heating guns 电烙铁和热风枪 |
China National Standards tin |
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 tin |
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 tin |
English PDF |
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