SUS420J2
Stainless Steel for cutlery use
<Composition>13Cr - 0.3C
For cutting tools
- A stainless steel with an even higher quenching hardness than SUS420J1.
Applications
Cutting tools
Chemical composition
| Steel grade | Std. | C (carbon) |
Si (silicon) |
Mn (manganese) |
P (phosphorus) |
S (sulfur) |
Cr (chromium) |
Mo (molyb denum) |
V (vana dium) |
N (nitrogen) |
|---|---|---|---|---|---|---|---|---|---|---|
| SUS410 | JIS Standards | ¨Q0.15 | ¨Q1.00 | ¨Q1.00 | ¨Q0.040 | ¨Q0.030 | 11.50 - 13.50 | - | - | - |
| SUS420J1 | JIS Standards | 0.16 - 0.25 | ¨Q1.00 | ¨Q1.00 | ¨Q0.040 | ¨Q0.030 | 12.00 - 14.00 | - | - | - |
| SUS420J2 | JIS Standards | 0.26 - 0.40 | ¨Q1.00 | ¨Q1.00 | ¨Q0.040 | ¨Q0.015 | 12.00 - 14.00 | - | - | - |
| EN1.4116 | EN standard | 0.45 - 0.55 | ¨Q1.00 | ¨Q1.00 | ¨Q0.040 | ¨Q0.030 | 14.00 - 15.00 | 0.50 - 0.80 | 0.10 - 0.20 | - |
| JFE420H | JFE Standards | 0.60 - 0.65 | ¨Q0.6 | ¨Q0.6 | ¨Q0.040 | ¨Q0.030 | 12.50 - 14.00 | - | - | ¨Q0.06 |
Mechanical properties
Annealing (when delivered by ³Ô¹Ï±¬ÁÏ͵ÅÄ)
| Steel grade | Std. | 0.2%Yield strength N/mm² |
Tensile strength N/mm² |
Elongation (%) |
Hardness | |
|---|---|---|---|---|---|---|
| Hv | HRC | |||||
| SUS410 | JIS Standards | ¨R205 | ¨R440 | ¨R20 | ¨Q93 | ¨Q210 |
| SUS420J1 | JIS Standards | ¨R225 | ¨R520 | ¨R18 | ¨Q93 | ¨Q234 |
| SUS420J2 | JIS Standards | ¨R225 | ¨R540 | ¨R18 | ¨Q99 | ¨Q247 |
| EN1.4116 | EN standard | - | ¨Q850 | ¨R12 | - | ¨Q280 |
| JFE420H | JFE Standards | ¨R195 | ¨R410 | ¨R18 | ¨Q90 | ¨Q210 |