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 | ≦0.15 | ≦1.00 | ≦1.00 | ≦0.040 | ≦0.030 | 11.50 - 13.50 | - | - | - |
| SUS420J1 | JIS Standards | 0.16 - 0.25 | ≦1.00 | ≦1.00 | ≦0.040 | ≦0.030 | 12.00 - 14.00 | - | - | - |
| SUS420J2 | JIS Standards | 0.26 - 0.40 | ≦1.00 | ≦1.00 | ≦0.040 | ≦0.015 | 12.00 - 14.00 | - | - | - |
| EN1.4116 | EN standard | 0.45 - 0.55 | ≦1.00 | ≦1.00 | ≦0.040 | ≦0.030 | 14.00 - 15.00 | 0.50 - 0.80 | 0.10 - 0.20 | - |
| JFE420H | JFE Standards | 0.60 - 0.65 | ≦0.6 | ≦0.6 | ≦0.040 | ≦0.030 | 12.50 - 14.00 | - | - | ≦0.06 |
Mechanical properties
Annealing (when delivered by JFE Steel)
| Steel grade | Std. | 0.2%Yield strength N/mm² |
Tensile strength N/mm² |
Elongation (%) |
Hardness | |
|---|---|---|---|---|---|---|
| Hv | HRC | |||||
| SUS410 | JIS Standards | ≧205 | ≧440 | ≧20 | ≦93 | ≦210 |
| SUS420J1 | JIS Standards | ≧225 | ≧520 | ≧18 | ≦93 | ≦234 |
| SUS420J2 | JIS Standards | ≧225 | ≧540 | ≧18 | ≦99 | ≦247 |
| EN1.4116 | EN standard | - | ≦850 | ≧12 | - | ≦280 |
| JFE420H | JFE Standards | ≧195 | ≧410 | ≧18 | ≦90 | ≦210 |