SUS321TKA - JIS G 3446-2017

Grade	SUS321TKA
Corresponding Standard	JIS G 3446-2017 Stainless Steel Tubes for Machine and Structural Purposes
Classification	Austenitic Stainless Steel
Density	7.93 g/cm³

SUS321TKA Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	More
Minimum Value	-	-	-	-	-	17	9	Ti≥5C
Maximum Value	0.08	1	2	0.045	0.03	19	13	Ti≥5C

SUS321TKA Mechanical Properties

condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
Steel pipe	≥520	≥205	≥35
Steel pipes; 1<t≤2			≥26
Steel pipe; 2<t≤3			≥28
Steel pipe; 3<t≤4			≥29
Steel pipe; 4<t≤5			≥30
Steel pipe; 5<t≤6			≥32
Steel pipe; 6<t≤7			≥34
Steel pipes; 7<t≤8			≥35

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