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4SVSiCrW20

Description

Romania STAS/SR 4SVSiCrW20 tool steel and 4SVSiCrW20 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: 4SVSiCrW20
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy 4SVSiCrW20 STAS/SR Romania tool steel
OSC12
90VMn20
105MnCrW11
U7VCr6
100VMoCr52
165VWMoCr115
155MoVCr115
20SCrl 15
90VCrMn20
105CrW20

Chemical composition(mass fraction)(wt.%) of the 4SVSiCrW20

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) V(%) W(%) Cu(%)
0.40-0.50 0.80-1.10 0.20-0.40 0.030 0.03 0.90- 1.20 0.35 0.15-0.20 1.80-2.10 0.30

Mechanical Properties of steel grade 4SVSiCrW20

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
675 (≥) 238 (≥) 13 12 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade 4SVSiCrW20

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
32 - -     0.33 -  
465 194 - 33.3 313   -  
743 - 43 12.2   312 222

Heat Treatment of steel grade 4SVSiCrW20

Heat treated : 1495°C - 1423°C

Technological Curves of steel grade 4SVSiCrW20

Cross Reference Table (Equivalent Grade) of 4SVSiCrW20

Grade Standard Country Application
4SVSiCrW20 STAS/SR Romania tool steel

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