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SUS 321

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SUS 321 SUS 321 FB
#SUS-321

Description

Japan JIS G 4318 (2007), SUS 321 Specialsteel Cold finished stainless steel bars and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SUS 321
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SUS 321 Austenite JIS Japan Cold finished stainless steel bars

Chemical composition(mass fraction)(wt.%) of the SUS 321

C Si Mn P S Cr Ni Mo N Ti
≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.03 17.00 -19.00 9.00 -13.00 ≤ ≥ ≤ ≥ 5×C％ - ≥

Mechanical Properties of steel grade SUS 321

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)
261 (≥) 164 (≥) 24 24 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical Properties of steel grade SUS 321

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 - -     0.23 -  
666 892 - 33.3 341   -  
246 - 13 12.2   133 343

Heat Treatment of steel grade SUS 321

Heat treated : 1777°C - 1285°C

Technological Curves of steel grade SUS 321

Relevant standard of SUS 321

G 4318 (2007) Cold finished stainless steel bars G-4318-(2007).pdf
SUS 321 SUS 321 FB
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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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