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Chemical Composition (in weight %) of 1.7765
C | Si | Mn | Cr | Mo | Ni | V | W | Others |
0.32 | max. 0.35 | max. 0.60 | 3.00 | 1.00 | - | 0.30 | - | - |
Description
Alloyed carbon steel.
Applications
Component parts for automobile industry where high toughness is required, for bolts, screws, crankshafts, etc.
Physical properties (avarage values) at ambient temperature
Modulus of elasticity [103 x N/mm2]: 210
Density [g/cm3]: 7.82
Soft Annealing of 1.7765
Heat to approx. 720oC, cool slowly. This will produce a maximum Brinell hardness of 224.
Hardening of 1.7765
Harden from a temperature of 850-890oC followed by oil quenching.
Tempering of 1.7765
Tempering temperature: 620-640oC.
Forging of 1.7765
Hot forming temperature: 1100-850oC.