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40BCr10CS

Description

Romania STAS/SR 40BCr10CS Alloy structural steel and 40BCr10CS Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 40BCr10CS
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 40BCr10CS STAS/SR Romania Alloy structural steel
OLC45q
OLC10q
OLC15q
13CrNi30q
15Cr9q
17MoCrNi14q
18MnCr11q
21MoMnCr12q
33MoCr11CS
34MoCrNi5CS

Chemical composition(mass fraction)(wt.%) of the 40BCr10CS

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Cu(%) Ti(%)
0.37-0.43 0.17-0.37 0.50-0.80 0.025 0.025 0.80-1.10 0.30 0.30 0.02

Mechanical Properties of steel grade 40BCr10CS

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)
941 (≥) 937 (≥) 34 44 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade 40BCr10CS

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
13 - -     0.31 -  
916 831 - 41.3 331   -  
366 - 34 31.2   224 333

Heat Treatment of steel grade 40BCr10CS

Heat treated : 1445°C - 1386°C

Technological Curves of steel grade 40BCr10CS

Cross Reference Table (Equivalent Grade) of 40BCr10CS

Grade Standard Country Application
40BCr10CS STAS/SR Romania Alloy structural steel

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