This standard specifies the technical requirements, test methods, inspection rules, order content, Encasement, marking and mass certificate for high-alloy heat-resistant steel thick-walled pipes and forgings for power stations. Applicable to high-alloy heat-resistant steel large-diameter thick-walled (outer diameter not less than φ 219 mm, wall thickness not less than 25 mm) pipes and forgings for power stations produced by hot extrusion or forging process.
| Status | Active |
|---|---|
| CCS | J32 | ICS | 77.140.85 |
| Release Date | 2022-10-12 00:00:00 | Implementation Date | 2022-10-12 00:00:00 |