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SUS420F2

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SUS420F SUS431
#SUS420F2

Description

Japan JIS SUS420F2 Martensitic special steel and SUS420F2 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: SUS420F2
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel SUS420F2 JIS Japan Martensitic special steel
SUS447J1
SUSXM27
SUS403
SUS410
SUS410J1
SUS410F2
SUS416
SUS420J1
SUS420J2
SUS420F

Chemical composition(mass fraction)(wt.%) of the SUS420F2

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Pb(%)
0.26-0.40 Max 1.00 Max 1.00 Max 0.04 Max 0.03 12.0-14.0 Max 0.60 0.05-0.30

Mechanical Properties of steel grade SUS420F2

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)
259 (≥) 118 (≥) 32 12 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical Properties of steel grade SUS420F2

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
34 - -     0.23 -  
518 593 - 34.3 213   -  
987 - 13 31.2   342 443

Heat Treatment of steel grade SUS420F2

Heat treated : 1398°C - 1348°C

Technological Curves of steel grade SUS420F2

Cross Reference Table (Equivalent Grade) of SUS420F2

Grade Standard Country Application
SUS420F2 JIS Japan Martensitic special steel
SUS420F SUS431
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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