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STS431

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STS420F2 STS431FB
#STS431

Description

Korea KS D 3702 (2008), D 3706 (2008), STS431 Specialsteel Stainless steel bars and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: STS431
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel STS431 Martensite KS Korea Stainless steel bars

Chemical composition(mass fraction)(wt.%) of the STS431

C Si Mn P S Cr Ni Mo N
≤0.20 ≤1.00 ≤1.00 ≤0.040 ≤0.030 15.00 -17.00 1.25 -2.50 ≤ ≥ ≤ ≥

Mechanical Properties of steel grade STS431

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)
432 (≥) 338 (≥) 13 24 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade STS431

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 - -     0.44 -  
744 793 - 44.3 123   -  
324 - 33 41.2   112 423

Heat Treatment of steel grade STS431

Heat treated : 1474°C - 1213°C

Technological Curves of steel grade STS431

Cross Reference Table (Equivalent Grade) of STS431

Grade Standard Country Application
STS431
STS431

Relevant standard of STS431

D 3702 (2008) Stainless steel wire rods D-3702-(2008).pdf
D 3706 (2008) Stainless steel bars D-3706-(2008).pdf
STS420F2 STS431FB
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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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