Alloy 420 / 1.4021
1.4021 (X20CR13) – Premium stainless steel for surgical instruments. Corrosion-resistant, strong, and reliable. Annealed: tensile strength ≤ 700 MPa, elongation ≤ 15%, hardness ≤ 225 HB/HV. Available in various sizes and tolerances on request.
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
| Element | Value |
|---|---|
| Cr (%) | 12.00-14.00 |
| C (%) | 0.16-0.25 |
| Mn (%) | ≤ 1.50 |
Mechanical properties of 1.4021
| Property | Value |
|---|---|
| Annealed | specification values |
| Tensile Strength Rm | ≤ 700 MPa |
| Elongation | A80 Max 15% |
| Hardness HB / HV | ≤ 225 |
Delivery program
Various sizes and tolerances available upon request.
