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SUS 420J1

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SUS 420J1 SUS 420J1
#SUS-420-J1

Description

Japan JIS G 4308 (2007), SUS 420J1 Specialsteel Stainless steel wire rods and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SUS 420J1
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SUS 420J1 Martensite JIS Japan Stainless steel wire rods

Chemical composition(mass fraction)(wt.%) of the SUS 420J1

C Si Mn P S Cr Ni Mo N
0.16 -0.25 ≤1.00 ≤1.00 ≤0.06 ≤0.03 12.00 -14.00 ≤0.60 ≤ ≥ ≤ ≥

Mechanical Properties of steel grade SUS 420J1

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)
493 (≥) 716 (≥) 13 11 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade SUS 420J1

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
22 - -     0.31 -  
225 269 - 13.3 322   -  
439 - 12 14.2   411 324

Heat Treatment of steel grade SUS 420J1

Heat treated : 1379°C - 1985°C

Technological Curves of steel grade SUS 420J1

Relevant standard of SUS 420J1

G 4308 (2007) Stainless steel wire rods G-4308-(2007).pdf
SUS 420J1 SUS 420J1
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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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