6Cr4W3Mo2VNbEnquiry|Print this page
| Category | Type | Steel grade | Country |
|---|---|---|---|
| Grades | Special Alloy | 6Cr4W3Mo2VNb | China |
Chemical composition%of the ladle analysis of grade6Cr4W3Mo2VNb
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Mo(％) | V(%) | W(%) | Nb(%) |
|---|---|---|---|---|---|---|---|---|---|
| 0.60～0.70 | ≤0.40 | ≤0.40 | ≤0.030 | ≤0.030 | 3.80～4.40 | 1.80～2.50 | 0.80～1.20 | 2.50～3.50 | 0.20～0.35 |
| 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) |
|---|---|---|---|---|---|---|
| 528(≥) | 787(≥) | 41 | 32 | 32 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 122 |
| 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 |
|---|---|---|---|---|---|---|---|
| 456(≥) | 362(≥) | 32 | 23 | 13 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 441 | |
| Temp. °C/°F | Creep strain limit (10000h) (Rp1,0)N/mm2 | Creep rupture strength (10000h) (Rp1,0)N/mm2 | |||||
| 542 | 568 | 686 |
| 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 |
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