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SUS 420 F2

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SUS 420 F2 SUS 431
#SUS-420-F2

Description

Japan JIS G 4318 (2007), SUS 420 F2 Specialsteel Cold finished stainless steel bars and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SUS 420 F2
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SUS 420 F2 Martensite JIS Japan Cold finished stainless steel bars

Chemical composition(mass fraction)(wt.%) of the SUS 420 F2

C Si Mn P S Cr Ni Mo N Pb
0.26 -0.40 ≤1.00 ≤1.00 ≤0.04 ≤0.03 12.00 -14.00 ≤0.60 ≤ ≥ ≤ ≥ 0.05 -0.30

Mechanical Properties of steel grade SUS 420 F2

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)
173 (≥) 838 (≥) 24 22 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade SUS 420 F2

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 - -     0.11 -  
953 869 - 13.3 442   -  
553 - 14 44.2   132 431

Heat Treatment of steel grade SUS 420 F2

Heat treated : 1834°C - 1935°C

Technological Curves of steel grade SUS 420 F2

Relevant standard of SUS 420 F2

G 4318 (2007) Cold finished stainless steel bars G-4318-(2007).pdf
SUS 420 F2 SUS 431
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