SUS321

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#SUS321

Description

SUS321 Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Stainless Steel: SUS321

Category	Type	Steel Grade
Steel Grades	Stainless Steel	SUS321
		SUS316Ti
		SUS316J1
		SUS316J1L
		SUS316F
		SUS317
		SUS317L
		SUS317LN
		SUS317J1
		SUS836L
		SUS890L

Chemical composition(mass fraction)(wt.%) of the SUS321

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.08	1.0	2.0	0.045	0.03	17-19	9-13
Mo	Al	Cu	Nb	Ti	V	Ce
				≥5*C
N	Co	Pb	B	Other

Mechanical Properties of steel grade SUS321

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
147 (≥)	855 (≥)	23	14	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	113

Physical Properties of steel grade SUS321

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
11	-	-			0.33	-
728	972	-	32.3	314		-
968	-	12	21.2			343	311

Heat Treatment of steel grade SUS321

Heat treated : 1449°C - 1857°C

Technological Curves of steel grade SUS321

No Curve

Cross Reference Table (Equivalent Grade) of SUS321

Grade	Standard	Country	Application
SUS321FB	JIS	Japan	austenitic special steel
SUS321HFB	JIS	Japan	austenitic special steel
SUS321LTP	JIS	Japan	austenitic special steel
SUS321HTP	JIS	Japan	austenitic special steel
SUS321TKA	JIS	Japan	ferritic stainless steel

Available Suppliers

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...

Rfq.: sales@longhaisteel.com

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Stainless Steels

Tube/Pipe

Steel Profiles

Cold rolled/hot rolled

Wire rod

Quality special steel

Superalloy & High Temperature Alloy