STS420J1

This page provides STS420J1 datasheet, STS420J1 mechanical properties, chemical element STS420J1, technical specifications of STS420J1 steel material properties. STS420J1 performance specifications.

KS STS420J1
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy STS420J1 KS Korea martensitic steel
STS430
STS430F
STS434
STS447J1
STSXM27
STS403
STS410
STS41oJl
STS41OF2
STS416
Datasheet for:Steel Grades:Special Alloy:STS420J1

Chemical composition(mass fraction)(wt.%) of the STS420J1

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%)
0.16-O.25 Max 1.00 Max 1.00 Max 0.04 Max 0.03 12.0-14.O Max 0.60

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade STS420J1

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)
611 (≥) 598 (≥) 33 33 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 111
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
14 - -     0.41 -  
769 184 - 23.3 122   -  
586 - 31 31.2   311 213
Heat treated : 1889°C - 1754°C
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
STS420J1 KS Korea
martensitic steel
STS420J1 KS Korea
martensitic steel
STS420J1TKA KS Korea
KS standard mechanical and structure with stainless steel pipe(KS D3536-1992)
STS420J1

Haihong International Trade (HK) CO., Limited

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STS420J1 can be supplied as steel plate/ sheet, round steel bar, steel tube/pipe, steel stripe, steel billet, steel ingot, steel wire rods. electroslag, forged ring/ block,etc.
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