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Description

SUS420J2 Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Stainless Steel: SUS420J2
Category Type Steel Grade Standard Country Application
Steel GradesStainless Steel SUS420J2
SUS430F
SUS434
SUS447J1
SUSXM27
SUS403
SUS410
SUS410J1
SUS410F2
SUS416
SUS420J1

Chemical composition(mass fraction)(wt.%) of the SUS420J2

C
Si
Mn
P
S
Cr Ni
 0.26-0.4  1.0 1.0  0.04   0.03  12-14  0.6
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
             
             

Mechanical Properties of steel grade SUS420J2

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)
579 (≥) 455 (≥) 12 22 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 111

Physical Properties of steel grade SUS420J2

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
43 - -     0.44 -  
359 727 - 13.3 434   -  
231 - 44 32.2   333 132

Heat Treatment of steel grade SUS420J2

Heat treated : 1138°C - 1763°C

Technological Curves of steel grade SUS420J2

Cross Reference Table (Equivalent Grade) of SUS420J2

Grade Standard Country Application
SUS420J2 JIS Japan Martensitic special steel
SUS420J2-CPS JIS Japan stainless steel
SUS420J2FB JIS Japan martensitic stainless steel
SUS420J2TKA JIS Germany

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