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SUS420J2FB

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SUS420J1FB SUS431FB
#SUS420J2FB

Description

Japan JIS SUS420J2FB martensitic stainless steel and SUS420J2FB Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: SUS420J2FB
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel SUS420J2FB JIS Japan martensitic stainless steel
SUS317LFB
SUS321FB
SUS321HFB
SUS347FB
SUS347HFB
SUS329J1FB
SUS403FB
SUS410FB
SUS410J1FB
SUS420J1FB

Chemical composition(mass fraction)(wt.%) of the SUS420J2FB

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
0.26-0.40 Max 1.00 Max 1.00 Max 0.040 Max 0.030 12.0-14.0 Max 0.60

Mechanical Properties of steel grade SUS420J2FB

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)
362 (≥) 268 (≥) 24 11 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade SUS420J2FB

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 - -     0.21 -  
182 255 - 31.3 142   -  
426 - 11 44.2   323 124

Heat Treatment of steel grade SUS420J2FB

Heat treated : 1385°C - 1797°C

Technological Curves of steel grade SUS420J2FB

Cross Reference Table (Equivalent Grade) of SUS420J2FB

Grade Standard Country Application
SUS420J2FB JIS Japan martensitic stainless steel
SUS420J1FB SUS431FB
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...

Rfq.: sales@longhaisteel.com
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