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Description

USA UNS S41050 Martensitic special steel and S41050 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: S41050
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel S41050 UNS USA Martensitic special steel
7-MoPLUS
S41008
S41008
Type410S
Type410S
Type410Cb(XM-30)
Type410Cb(XM-30)
S41040
S41040
S41050

Chemical composition(mass fraction)(wt.%) of the S41050

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) N(%)
0.04 1 1 Max 0.045 Max 0.03 10.5-12.5 0.60-1.10 0.10

Mechanical Properties of steel grade S41050

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)
466 (≥) 881 (≥) 31 11 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade S41050

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
43 - -     0.22 -  
289 189 - 33.3 234   -  
484 - 12 34.2   434 331

Heat Treatment of steel grade S41050

Heat treated : 1586°C - 1761°C

Technological Curves of steel grade S41050

Cross Reference Table (Equivalent Grade) of S41050

Grade Standard Country Application
S41050 UNS USA Martensitic special steel
S41050 UNS USA Martensitic special steel

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