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SUS 440A

Favorite Datasheet
SUS 431 FB SUS 440A
#SUS-440A

Description

Japan JIS G 4303 (2012), SUS 440A Specialsteel Stainless steel bars 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 Stainless steel bars

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)
951 (≥) 996 (≥) 24 22 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

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
21 - -     0.21 -  
995 544 - 11.3 242   -  
238 - 13 23.2   143 312

Heat Treatment of steel grade SUS 440A

Heat treated : 1312°C - 1859°C

Technological Curves of steel grade SUS 440A

Relevant standard of SUS 440A

G 4303 (2012) Stainless steel bars G-4303-(2012).pdf
SUS 431 FB SUS 440A
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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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