IS 12145
IS 12145 (Specification for quenched and tempered alloy steel forgings for pressure vessels)· IS (India) · 5 materials
| Designation | Material group | |
|---|---|---|
| Grade I A | Structural and constructional steels | chevron_right |
| Grade I B | Structural and constructional steels | chevron_right |
| Grade II A | Structural and constructional steels | chevron_right |
| Grade II B | Structural and constructional steels | chevron_right |
| Grade III | Structural and constructional steels | chevron_right |