SUS444TKA - JIS G 3446-2017 - H2ABC

中文版

Grade	SUS444TKA
Corresponding Standard	JIS G 3446-2017 Stainless Steel Tubes for Machine and Structural Purposes
Classification	Ferritic Stainless Steel
Properties	Corrosion Resistance
Density	7.75 g/cm³

SUS444TKA Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo	N	More
Minimum Value	-	-	-	-	-	17	-	1.75	-	Ti,Nb,Zr or (Ti+Nb+Zr)：8(C+N)~0.8
Maximum Value	0.025	1	1	0.04	0.03	20	0.6	2.5	0.025	Ti,Nb,Zr or (Ti+Nb+Zr)：8(C+N)~0.8

SUS444TKA Mechanical Properties

condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
Steel pipe	≥410	≥245	≥20
Steel pipes; 1<t≤2			≥11
Steel pipe; 2<t≤3			≥12
Steel pipe; 3<t≤4			≥14
Steel pipe; 4<t≤5			≥16
Steel pipe; 5<t≤6			≥17
Steel pipe; 6<t≤7			≥18
Steel pipes; 7<t≤8			≥20

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