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SUS 420F

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SUS 420F SUS 420F2
#SUS-420F

Description

Japan JIS G 4318 (2007), SUS 420F Specialsteel Cold finished 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 Cold finished 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)
678 (≥) 863 (≥) 44 32 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

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
23 - -     0.13 -  
551 928 - 33.3 223   -  
668 - 21 31.2   232 113

Heat Treatment of steel grade SUS 420F

Heat treated : 1271°C - 1349°C

Technological Curves of steel grade SUS 420F

Relevant standard of SUS 420F

G 4318 (2007) Cold finished stainless steel bars G-4318-(2007).pdf
SUS 420F SUS 420F2
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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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