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England B.S. 41Cr4H 淬硬钢和回火钢.第1部分:一般技术交货状态 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 41Cr4H / 41Cr4H
Category Grade Standard Region/Area Standard Content
Metals 41Cr4H BS EN 10083-1 England 淬硬钢和回火钢.第1部分:一般技术交货状态

Chemical composition(mass fraction)(wt.%) of the 41Cr4H

Element Min Max Similar
Cr 0.9000 1.2000 -
P - 0.0350 -
S - 0.0350 -
Mn 0.6000 0.9000 -
Si - 0.4000 -
C 0.3800 0.4500 -

Mechanical Properties of steel grade 41Cr4H

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)
828 (≥) 841 (≥) 34 21 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade 41Cr4H

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 -  
917 227 - 23.3 431   -  
728 - 34 42.2   424 433

Heat Treatment of steel grade 41Cr4H

Heat treated : 1235°C - 1498°C

Technological Curves of steel grade 41Cr4H

Cross Reference Table (Equivalent Grade) of 41Cr4H

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