WP348 S34800 - ASTM A403/A403M-2022

Grade	WP348
USA UNS	S34800
AISI American Iron and Steel Institute	348
Corresponding Standard	ASTM A403/A403M-2022 Wrought Austenitic Stainless Steel Piping Fittings
Classification	Austenitic Stainless Steel

WP348 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Co	Ta	More
Minimum Value	-	-	-	-	-	17	9	-	-	Nb+Ta: 10C~1.1
Maximum Value	0.08	1	2	0.045	0.03	19	12	0.2	0.1	Nb+Ta: 10C~1.1

WP348 Mechanical Properties

condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
Pipe Fittings	≥515	≥205	Standard round specimen, or small specimen, or strip specimen L0=4D long: ≥28 tr: ≥20

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