SUS420J1TKA - JIS G 3446-2017

Grade	SUS420J1TKA
Corresponding Standard	JIS G 3446-2017 Stainless Steel Tubes for Machine and Structural Purposes
Classification	Martensitic Stainless Steel
Properties	Corrosion Resistance
Density	7.75 g/cm³

SUS420J1TKA Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr
Minimum Value	0.16	-	-	-	-	12
Maximum Value	0.25	1	1	0.04	0.03	14

SUS420J1TKA Mechanical Properties

condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
Steel pipe	≥470	≥215	≥19
Steel pipes; 1<t≤2			≥10
Steel pipe; 2<t≤3			≥12
Steel pipe; 3<t≤4			≥13
Steel pipe; 4<t≤5			≥14
Steel pipe; 5<t≤6			≥16
Steel pipe; 6<t≤7			≥18
Steel pipes; 7<t≤8			≥19

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