ISO ISO X33CrNiMnN23 3 Enquiry | Print this page
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ISO H22
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- ISO
- ISO standard valve austenite steel
Chemical composition % of the ladle analysis of grade ISO X33CrNiMnN23 3
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) | Mo(％) | W(%) | N(%) | Other(%) |
| 0.28-0.38 | 0.50-1.00 | 1.50-3.50 | Max 0.05 | Max 0.03 | 22.0-24.0 | 7.00-9.00 | Max 0.50 | Max 0.50 | 0.25-0.35 | C+N≥0.90,Nb+Ta 2.00-3.00 |
| 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) |
|---|---|---|---|---|---|---|
| 313 (≥) | 173 (≥) | 12 | 43 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 311 |
| 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 |
|---|---|---|---|---|---|---|---|
| 223 (≥) | 855 (≥) | 11 | 41 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 124 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 692 | 772 | 816 |
| 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 |
|---|---|---|---|
| X33CrNiMnN23-3 | Heat-treatable steels, alloy steels and free-cutting steels -- Part 15: Valve steels for internal combustion engines |