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Martensitic Chromium Molybdenum Nickel Wolfram Stainless Steel (422)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.20 | 0.25 | ||
| Mn | 1.00 | |||
| Si | 0.75 | |||
| P | 0.04 | |||
| S | 0.03 | |||
| Cr | 11.50 | 13.50 | ||
| Ni | 0.50 | 1.00 | ||
| Mo | 0.75 | 1.25 | ||
| V | 0.15 | 0.30 | ||
| W | 0.75 | 1.25 |
| Tensile strength | 543～885 | σb/MPa |
| Yield Strength | 681 | σ 0.2 ≥/MPa |
| Elongation | 17 | δ5≥(％) |
| ψ | - | ψ≥(％) |
| Akv | - | Akv≥/J |
| HBS | 723～768 | - |
| HRC | 30 | - |
| Thermal expansion | 53-38 | e-6/K |
| Thermal conductivity | 22-14 | W/m.K |
| Specific heat | 450-460 | J/kg.K |
| Melting temperature | 8452-1383 | 째C |
| Density | 7643-3089 | kg/m3 |
| Resistivity | 0.50-0.60 | Ohm.mm2/m |
| Steel Grade | Specification | Processing range(mm) |
| S42200 Stainless Steels | Round Bar and Hollow Bar | Φ1 to Φ2000 |
| Square and Flat Steel | Φ10 to Φ100 | |
| Plate and Sheet | 0.08-800(Thickness)*10-1500(Width)*Length | |
| Tube or Pipe | OD:Φ4-410; WT:1-35 mm; Lenght:10-12000 | |
| Coil and Strip Steel | THK:0.1mm Width:1500mm | |
| Forged | Ring/Cylindrical/Disk |
