420 / 1.4021
Material Data Sheet
DIN 1.4021
ASTM 420
X20CR13
Main fields of application of 1.4021
Used for surgical instruments
Chemical composition of 1.4021
| C | Si | Mn | P | S | Cr |
|---|---|---|---|---|---|
| ≤ % | ≤ % | ≤ % | ≤ % | ≤ % | % |
| 0.08 | 1,0 | 1,0 | 0,04 | 0,015 | 16,0-18,0 |
Mechanical properties of 1.4021
| Yield strength (MPa) | Rp0,2 ≤ 240 300 |
|---|---|
| Tensile strength (MPa) | Rm 400 – 630 480 |
| Elongation (%) | A5 ≤ 20 28 |
| Density HB | ≤ 200 |