A213 T22 K21590 - ASTM A213/A213M-2019

Grade	A213 T22
USA UNS	K21590
Corresponding Standard	ASTM A213/A213M-2019 Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
Classification	Alloy Steel

A213 T22 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Mo
Minimum Value	0.05	-	0.3	-	-	1.9	0.87
Maximum Value	0.15	0.5	0.6	0.025	0.025	2.6	1.13

A213 T22 Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
≥415	≥205	≥30	≤163

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