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SUS 631

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SUS 631 SUS 631
#SUS-631

Description

Japan JIS G 4305 (2012), SUS 631 Specialsteel Cold-rolled stainless steel plate, sheet and strip and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SUS 631
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SUS 631 Precipitation-Hardening JIS Japan Cold-rolled stainless steel plate, sheet and strip

Chemical composition(mass fraction)(wt.%) of the SUS 631

C Si Mn P S Cr Ni Mo N Al
≤0.09 ≤1.00 ≤1.00 ≤0.04 ≤0.03 16.00 -18.00 6.50 -7.75 ≤ ≥ ≤ ≥ 0.75 -1.50

Mechanical Properties of steel grade SUS 631

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)
643 (≥) 889 (≥) 31 24 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical Properties of steel grade SUS 631

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
21 - -     0.13 -  
359 228 - 23.3 444   -  
336 - 31 22.2   431 413

Heat Treatment of steel grade SUS 631

Heat treated : 1923°C - 1976°C

Technological Curves of steel grade SUS 631

Relevant standard of SUS 631

G 4305 (2012) Cold-rolled stainless steel plate, sheet and strip G-4305-(2012).pdf
SUS 631 SUS 631
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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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