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S40C

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S38C S43C
#S40C

Description

China CNS S40C China Taiwan Structural steel and S40C Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: S40C
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel S40C CNS China China Taiwan Structural steel
S15C
S17C
S20C
S22C
S25C
S28C
S30C
S33C
S35C
S38C

Chemical composition(mass fraction)(wt.%) of the S40C

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) N(%) Cu(%)
0.37-0.43 0.15-0.35 0.60-0.90 0.030 0.035 0.20 0.20 0.30

Mechanical Properties of steel grade S40C

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)
885 (≥) 964 (≥) 31 43 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade S40C

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
41 - -     0.22 -  
178 789 - 22.3 314   -  
541 - 31 21.2   133 413

Heat Treatment of steel grade S40C

Heat treated : 1849°C - 1628°C

Technological Curves of steel grade S40C

Cross Reference Table (Equivalent Grade) of S40C

Grade Standard Country Application
S40CrMnlSil STAS/SR Romania tool steel
S40C CNS China China Taiwan Structural steel
S38C S43C
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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