Products | Forgings | 21CMoV5-7,1.7709,21CRMOV5-11,1.8070 Forgings
21CMoV5-7,1.7709,21CRMOV5-11,1.8070 Forgings
Tensile strength, Rm = 700 - 850 MPa Yield point, Re > 550 MPa Elongation, A > 16% Contraction, Z > 60% Notch toughness, KV20℃ > 63 J
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Delivery status: Forged 、Q+T 、
Surface: Turned 、
Standard: DIN
Shape: Round, Flat, Square, Hexagon, Plate, Sheet, Other
mechanical properties of 21CMoV5-7,1.7709 QT
- Tensile strength, Rm = 700 - 850 MPa
- Yield point, Re > 550 MPa
- Elongation, A > 16% Contraction,
- Z > 60% Notch toughness, KV20℃ > 63 J
Softening at 650 °C with slow cooling Slow relief annealing at 530 °C at furnace to at least 200 Normalizing at 950 - 980℃ with cooling in calm air Hardening at 930 - 950℃ in water, 940 - 960℃ in oil Tempering at a temperature of 650 ° c in the air for many hours depending on the size of the material
Product type | Products | Dimension | Processes |
---|---|---|---|
Plates / Sheets | Plates / Sheets | 0.08-200mm(T)*W*L | Forging, hot rolling and cold rolling |
Steel Bar | Round Bar, Flat Bar, Square Bar | Φ8-1200mm*L | Forging, hot rolling and cold rolling, Cast |
Coil / Strip | Steel Coil /Steel Strip | 0.03-16.0x1200mm | Cold-Rolled & Hot-Rolled |
Pipes / Tubes | Seamless Pipes/Tubes, Welded Pipes/Tubes | OD:6-219mm x WT:0.5-20.0mm | Hot extrusion, Cold Drawn, Welded |
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