TP 348H S34809 - ASTM A376/A376M-2019

Grade	TP 348H
USA UNS	S34809
Corresponding Standard	ASTM A376/A376M-2019 Seamless Austenitic Steel Pipe for High-Temperature Service
Classification	Austenitic Stainless Steel

TP 348H Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Nb	Ta	More
Minimum Value	0.04	-	-	-	-	17	9	-	-	8C≤Nb(Cb)≤1.1
Maximum Value	0.1	1	2	0.045	0.03	19	13	1.1	0.1	8C≤Nb(Cb)≤1.1

TP 348H Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
≥515	≥205	(Longitudinal 35, Transverse 25), min

TP348H Corresponding Standards(Same grade name, different standards)

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