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SUH 31

Favorite Datasheet
SUH 309 SUH 310
#SUH-3

Description

Japan JIS G 4311 (2011), SUH 31 Specialsteel Heat-resisting steel bars and wire rods and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SUH 31
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SUH 31 Martensite JIS Japan Heat-resisting steel bars and wire rods

Chemical composition(mass fraction)(wt.%) of the SUH 31

C Si Mn P S Cr Ni Mo
0.35 -0.45 1.80 -2.50 ≤0.60 ≤0.03 ≤0.03 10.00 -12.00 ≤0.60 0.70 -1.30

Mechanical Properties of steel grade SUH 31

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)
342 (≥) 877 (≥) 24 24 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade SUH 31

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
34 - -     0.32 -  
743 821 - 14.3 331   -  
812 - 32 24.2   234 242

Heat Treatment of steel grade SUH 31

Heat treated : 1467°C - 1547°C

Technological Curves of steel grade SUH 31

Relevant standard of SUH 31

G 4311 (2011) Heat-resisting steel bars and wire rods G-4311-(2011).pdf
SUH 309 SUH 310
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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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