India · IS
IS 10774 Grade 7
IS 10774:1993 — IS 10774
Chemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| C | 0.15 | |||
| Cr | 11.5 | 14 | ||
| Mn | 1 | |||
| Mo | 0.5 | |||
| Ni | 1 | |||
| P | 0.04 | |||
| S | 0.04 | |||
| Si | 1.5 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| castings, Heat treated | ≥450 | ≥620 | ≥16 | HB ≤241 |