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SUM42

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SUM41 SUM43
#SUM42

Description

China CNS SUM42 China Taiwan Structural steel and SUM42 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: SUM42
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel SUM42 CNS China China Taiwan Structural steel
SUM22
SUM22L
SUM23
SUM23L
SUM24L
SUM25
SUM31
SUM31L
SUM32
SUM41

Chemical composition(mass fraction)(wt.%) of the SUM42

C(％) Mn(％) P(％) S(％)
0.37-0.45 1.35-1.65 0.04 0.08-0.13

Mechanical Properties of steel grade SUM42

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)
556 (≥) 748 (≥) 31 12 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade SUM42

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
24 - -     0.21 -  
885 544 - 41.3 134   -  
765 - 13 11.2   131 242

Heat Treatment of steel grade SUM42

Heat treated : 1411°C - 1136°C

Technological Curves of steel grade SUM42

Cross Reference Table (Equivalent Grade) of SUM42

Grade Standard Country Application
SUM42 CNS China China Taiwan Structural steel
SUM41 SUM43
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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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