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| Chinese National Standard Category: Steel tube and cast iron pipe |
| English Title: | Welded austenitic-ferritic(duplex) stainless steel tubes and pipes—Part 3: Pipes for oil and gas transmission |
| Chinese Title: | 奥氏体-铁素体型双相不锈钢焊接钢管 第3部分：油气输送用管 |
| Standard No.: | GB/T 21832.3-2024 |
| Category No.: | H48 |
| Issued by: | SAMR; SAC |
| Issued on: | 2024-4-25 |
| Implemented on: | 2024-11-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | 12500 words |
| Similar Standards: |
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