Cart:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 29166-2021 |
Petroleum and natural gas industries—Steel drill pipe 石油天然气工业 钢制钻杆 |
China National Standards industries—Steel |
 English PDF |
| GB/T 9711-2017 |
Petroleum and natural gas industries—Steel pipe for pipeline transportation systems 石油天然气工业 管线输送系统用钢管 |
China National Standards industries—Steel |
English PDF |
| GB/T 19830-2017 |
Petroleum and natural gas industries—Steel pipes for use as casing or tubing for wells 石油天然气工业 油气井套管或油管用钢管 |
China National Standards industries—Steel |
English PDF |
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