Chemical composition
C(%)
Si(%)
Al(%)
Mn(%)
P(%)
S(%)
Cr(%)
Ni(%)
¨Q0.09 ¨Q1.0 0.75-1.50 ¨Q1.0 ¨Q0.04 ¨Q0.03 16.0-18.0 6.50-7.75
Applications
- Heat-Resisting Stainless Steels
Corrosion-Resisting Stainless Steels
Country Code
- CNS
Standard
- 31
Steel Type
631
Heat treatment
Relate Steel Type
| Steel Type | Country Code | C(%) | Si(%) | Al(%) | Mn(%) | P(%) | N(%) | S(%) | Cr(%) |
|---|---|---|---|---|---|---|---|---|---|
| 631 | CNS | ¨Q0.09 | ¨Q1.0 | 0.75-1.50 | ¨Q1.0 | ¨Q0.04 | ¨Q0.03 | 16.0-18.0 | |
| 0Cr17-Ni7A1 | GB | ¨Q0.09 | ¨Q1.0 | 0.75-1.50 | ¨Q1.0 | ¨Q0.035 | ¨Q0.03 | 16.0-18.0 | |
| SUS631 | JIS | ¨Q0.09 | ¨Q1.0 | 0.75-1.50 | ¨Q1.0 | ¨Q0.04 | 0.75-1.50 | ¨Q0.03 | 16.0-18.0 |
| 631 | AISI | ¨Q0.09 | ¨Q1.0 | 0.75-1.50 | ¨Q1.0 | ¨Q0.04 | ¨Q0.03 | 16.0-17.5 | |
| X7CrNi-A117-7 | DIN | ¨Q0.09 | ¨Q1.0 | ¨Q1.0 | ¨Q0.045 | 0.75-1.50 | ¨Q0.03 | 16.0-18.0 |