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SUS 420F

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SUS 420J2-CSP SUS 420F
#SUS-420F

Description

Japan JIS G 4303 (2012), SUS 420F Specialsteel Stainless steel bars and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SUS 420F
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SUS 420F Martensite JIS Japan Stainless steel bars

Chemical composition(mass fraction)(wt.%) of the SUS 420F

C Si Mn P S Cr Ni Mo N
0.26 -0.40 ≤1.00 ≤1.00 ≤0.06 ≤0.15 12.00 -14.00 ≤0.60 ≤0.60 ≤ ≥

Mechanical Properties of steel grade SUS 420F

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)
675 (≥) 961 (≥) 13 44 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade SUS 420F

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 - -     0.22 -  
669 153 - 23.3 443   -  
548 - 21 23.2   211 223

Heat Treatment of steel grade SUS 420F

Heat treated : 1356°C - 1374°C

Technological Curves of steel grade SUS 420F

Relevant standard of SUS 420F

G 4303 (2012) Stainless steel bars G-4303-(2012).pdf
SUS 420J2-CSP SUS 420F
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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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