Werkstoff 1.4021 AISI 420 UNS S42000
Werkstoff martensitic stainless steel 1.4021 AISI 420 UNS S42000 is hardenable and has good corrosion resistance in moderately corrosive and chloride-free environments such as organic acids, soaps, and solvents. These characteristics make it suitable for high-temperature applications in the presence of water or steam.
CHEMICAL COMPOSITION Werkstoff 1.4021 AISI 420 UNS S42000:
| Element | Min | Max |
|---|---|---|
| C | 0.16 | 0.25 |
| Yes | 1.0 | |
| Mn | 1.5 | |
| Cr | 12.0 | 14.0 |
| S | 0.015 | |
| P | 0.04 | |
| Ni | 0.10 |
MECHANICAL FEATURES Werkstoff 1.4021 AISI 420 UNS S42000:
| Material | League | Rm min (MPa) | Rp 0.2 min (MPa) | A% min | Hardness max (HB) |
|---|---|---|---|---|---|
| AISI 420 X20Cr13 | 1.4021 | 760 | 550 | 13 | 235 |
PHYSICAL PROPERTIES Werkstoff 1.4021 AISI 420 UNS S42000:
- Specific gravity: 7.7 kg/dm³ at 20°C
- Modulus of elasticity: 216,000 N/mm² at 20°C
- Thermal conductivity: 25.0 W/m.K at 20°C
- Magnetic
CORRESPONDENCE AND SPECIFICATIONS Werkstoff 1.4021 AISI 420 UNS S42000:
- EN 10088/3: X20Cr13
- W: 1.4021
- JIS: SUS 421J1
- AISI: 421
- UNS: S42100
