EN EN 40CrMnNiMo8-6-4 Enquiry | Print this page
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- » EN 40CrMnNiMo8-6-4
EN B500A
EN B500B
EN C45U
EN C70U
EN CHOU
EN C90U
EN C105U
EN C120U
EN 21MnCr5
EN 35CrMo7 - EN
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- Euronorm Tool steel
Chemical composition % of the ladle analysis of grade EN 40CrMnNiMo8-6-4
C(%) | Si(%) | Mn(%) | P(%) | S(%) |
0.35-0.45 | 0.20-0.40 | 1.30-1.50 | 0.030 | 0.030 |
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) |
---|---|---|---|---|---|---|
928 (≥) | 523 (≥) | 21 | 14 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 244 |
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 |
---|---|---|---|---|---|---|---|
197 (≥) | 363 (≥) | 41 | 34 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 432 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
861 | 323 | 179 |
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 |
---|---|---|---|
40CrMnNiMo8-6-4 | Alloyed CrMnNiMo steel |