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STS631J1

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STS429J1 STSF304
#STS631J1

Description

Korea KS D 3535 (2002), D 3702 (2008), STS631J1 Specialsteel Stainless steel wire rods and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: STS631J1
Category Class Grade Standard Country Application
Steel GradesSpecialsteel STS631J1 KS Korea Stainless steel wire rods

Chemical composition(mass fraction)(wt.%) of the STS631J1

C Si Mn P S Cr Ni Al
≤0.09 ≤1.00 ≤1.00 ≤0.040 ≤0.030 16.00 -18.00 7.00 -8.50 0.75 -1.50

Mechanical Properties of steel grade STS631J1

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)
781 (≥) 143 (≥) 12 24 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade STS631J1

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
31 - -     0.32 -  
979 355 - 13.3 442   -  
588 - 13 44.2   114 142

Heat Treatment of steel grade STS631J1

Heat treated : 1927°C - 1311°C

Technological Curves of steel grade STS631J1

Relevant standard of STS631J1

D 3535 (2002) Stainless steel wires for springs D-3535-(2002).pdf
D 3702 (2008) Stainless steel wire rods D-3702-(2008).pdf
STS429J1 STSF304
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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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