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STS420J2TKA

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STS420J2 STS420J2FB
#STS420J2

Description

Korea KS D 3536 (2008), STS420J2TKA Specialsteel Stainless steel pipes for machine and structural purposes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: STS420J2TKA
Category Class Grade Standard Country Application
Steel GradesSpecialsteel STS420J2TKA KS Korea Stainless steel pipes for machine and structural purposes

Chemical composition(mass fraction)(wt.%) of the STS420J2TKA

C Si Mn P S Cr Ni Mo N
0.26 -0.40 ≤1.00 ≤1.00 ≤0.040 ≤0.030 12.00 -14.00 ≤0.60 ≤ ≥ ≤ ≥

Mechanical Properties of steel grade STS420J2TKA

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)
449 (≥) 611 (≥) 12 42 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade STS420J2TKA

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
32 - -     0.31 -  
985 847 - 32.3 123   -  
691 - 33 42.2   212 122

Heat Treatment of steel grade STS420J2TKA

Heat treated : 1243°C - 1926°C

Technological Curves of steel grade STS420J2TKA

Cross Reference Table (Equivalent Grade) of STS420J2TKA

Grade Standard Country Application
STS420J2
STS420J2

Relevant standard of STS420J2TKA

D 3536 (2008) Stainless steel pipes for machine and structural purposes D-3536-(2008).pdf
STS420J2 STS420J2FB
Available Suppliers
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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