This standard specifies the order content, size, shape, weight, technical requirements, test methods, inspection rules, Encasement, marking and mass certificate of corrosion-resistant alloy welded pipes. It is suitable for corrosion-resistant alloy welded pipes (hereinafter referred to as welded pipes) with alloy grades NS1101, NS1102, NS1104, NS1402, NS1403, NS3102, NS3304, NS3306, NS6400.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | H59 | ICS | 77.140.99;77.140.75 |
| Release Date | 2019-08-30 00:00:00 | Implementation Date | 2020-07-01 00:00:00 |