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SUS 440A

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SUS 440A SUS 440A
#SUS-440A

Description

Japan JIS G 4304 (2012), SUS 440A Specialsteel Hot-rolled stainless steel plates, sheet and strip and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SUS 440A
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SUS 440A Martensite JIS Japan Hot-rolled stainless steel plates, sheet and strip

Chemical composition(mass fraction)(wt.%) of the SUS 440A

C Si Mn P S Cr Ni Mo N
0.60 -0.75 ≤1.00 ≤1.00 ≤0.04 ≤0.03 16.00 -18.00 ≤0.60 ≤0.75 ≤ ≥

Mechanical Properties of steel grade SUS 440A

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)
152 (≥) 642 (≥) 31 14 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 343

Physical Properties of steel grade SUS 440A

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
12 - -     0.32 -  
672 986 - 31.3 314   -  
786 - 33 12.2   241 432

Heat Treatment of steel grade SUS 440A

Heat treated : 1378°C - 1222°C

Technological Curves of steel grade SUS 440A

Relevant standard of SUS 440A

G 4304 (2012) Hot-rolled stainless steel plates, sheet and strip G-4304-(2012).pdf
SUS 440A SUS 440A
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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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