CNS CNS 420F Enquiry | Print this page
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CNS 420J2 - CNS
- China
- CNS standard martensite stainless steel
Chemical composition % of the ladle analysis of grade CNS 420F
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) | Mo(％) |
| 0.26-0.40 | Max 1.00 | Max 1.25 | Max 0.060 | Min 0.15 | 12.00-14.00 | Max 0.60 | Max 0.60 |
| Proof strength Rp0.2 (MPa) |
Tensile strength Rm (MPa) |
Impact energy KV (J) |
Elongation at fracture A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 486 (≥) | 474 (≥) | 13 | 23 | 34 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 312 |
| Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
Modulus of elasticity kN/mm2 |
Expansion rate |
|---|---|---|---|---|---|---|---|
| 311 (≥) | 573 (≥) | 34 | 32 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 223 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
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| 663 | 681 | 783 |
| Product type | Products | Dimension | Processes | Deliver Status |
|---|---|---|---|---|
| Plates / Sheets | Plates / Sheets | 0.08-200mm(T)*W*L | Forging, hot rolling and cold rolling | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Steel Bar | Round Bar, Flat Bar, Square Bar | Φ8-1200mm*L | Forging, hot rolling and cold rolling, Cast | Black, Rough Turning, Shot Blasting, |
| Coil / Strip | Steel Coil /Steel Strip | 0.03-16.0x1200mm | Cold-Rolled & Hot-Rolled | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Pipes / Tubes | Seamless Pipes/Tubes, Welded Pipes/Tubes | OD:6-219mm x WT:0.5-20.0mm | Hot extrusion, Cold Drawn, Welded | Annealed, Solution and Aging, Q+T, ACID-WASHED |
| Grade | Standard | Country | Application |
|---|---|---|---|
| A 895 S42020 | Free-Machining Stainless Steel Plate, Sheet, and Strip |
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| S42020 | Martensitic Chromium Stainless Steel |
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| A 582 S42023 | Standard Specification for Free-Machining Stainless Steel Bars |
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| A 895 S42023 | Free-Machining Stainless Steel Plate, Sheet, and Strip |
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| S42023 | Martensitic Chromium Stainless Steel |
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| A 582 S42023 | Standard Specification for Free-Machining Stainless Steel Bars |
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| A 895 S42023 | Free-Machining Stainless Steel Plate, Sheet, and Strip |
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| S42023 | Martensitic Chromium Stainless Steel |
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| SUS 420F | Stainless steel bars |
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| SUS 420F | Stainless steel wire rods |
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| SUS 420F | Stainless steel wires |
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| SUS 420F | Cold finished stainless steel bars |
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| SUS 420F2 | Stainless steel bars |
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| SUS 420F2 | Stainless steel wire rods |
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| SUS 420F2 | Stainless steel wires |
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| SUS 420F2 | Cold finished stainless steel bars |
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| STS420F | Stainless steel bars |
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| STS420F2 | Stainless steel bars |
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| 420F | Stainless steel wire rods |
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| 420F2 | Stainless steel wire rods |