TP309Cb S30940 - ASTM A943/A943M-2001(R2019)

Grade	TP309Cb
USA UNS	S30940
Corresponding Standard	ASTM A943/A943M-2001(R2019) Standard Specification for Spray-Formed Seamless Austenitic Stainless Steel Pipes
Classification	Austenitic Stainless Steel

TP309Cb Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo	More
Minimum Value	-	-	-	-	-	22	12	-	Nb+Ta：10C~1.10
Maximum Value	0.08	0.75	2	0.045	0.03	24	16	0.75	Nb+Ta：10C~1.10

TP309Cb Mechanical Properties

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

TP309Cb Corresponding Standards(Same grade name, different standards)

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