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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 21237-2018 |
Wide and heavy plates for line pipe of petroleum and natural gas 石油天然气输送管用宽厚钢板 |
China National Standards Wide heavy plates |
 English PDF |
| GB/T 34207-2017 |
Wide and heavy plates for offshore line pipe 海底管线用宽厚钢板 |
China National Standards Wide heavy plates |
English PDF |
| GB/T 21237-2007 |
Wide and heavy plates for line pipe of petroleum and natural gas 石油天然气输送管用宽厚钢板 |
China National Standards Wide heavy plates |
English PDF |
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