X12CrNiMoV12-3, 1.4938
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X12CrNiMoV12-3, 1.4938 Datasheet
EN X12CrNiMoV12-3, 1.4938| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Stainless Steels | X12CrNiMoV12-3, 1.4938 | European - EN , EN 2278 - Aerospace series - Steel X12CrNiMoV12-3 (1.4933) - 900 MPa ≤ Rm ≤ 1 100 MPa - Bars - De ≤ 150 mm EN 10302 - Creep resisting steels, nickel and cobalt alloys EN 10088-1 - Stainless steels - Part 1: List of stainless steels EN 10269 - Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.08 | 0.15 | ||
| Mn | 0.40 | 0.90 | ||
| Si | - | 0.50 | ||
| P | - | 0.025 | ||
| S | - | 0.015 | ||
| Cr | 11.00 | 12.50 | ||
| Ni | 2.00 | 3.00 | ||
| Mo | 1.50 | 2.00 | ||
| V | 0.25 | 0.40 | ||
| N | 0.02 | 0.04 |
| 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) |
|---|---|---|---|---|---|---|
| 553 (≥) | 278 (≥) | 42 | 41 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 414 |
| 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 |
|---|---|---|---|---|---|---|---|
| 818 (≥) | 725 (≥) | 32 | 44 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 434 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 733 | 592 | 348 |
| 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 |
|---|---|---|---|
| X12CrNiMoV12-3 | AFNOR | France | Creep resisting steels, nickel and cobalt alloys |
| 1.4938 | AFNOR | France | Creep resisting steels, nickel and cobalt alloys |
| Z12CNDV12 Air 9160/C | AFNOR | France | wrought steels used in aeronautical constructions |
| X12CrNiMoV12-3, 1.4938 | EN | European | X12CrNiMoV12-3, 1.4938 |
| Z12CNDV12-03 | AFNOR | France | Iron and steel. Stainless steel for high temperature application |