A672 H80 Grade B - ASTM A672/A672M-2019

Grade	A672 H80 Grade B
Corresponding Standard	ASTM A672/A672M-2019 Electric-Fusion-Welded Steel Pipe for High-Pressure Service at Moderate Temperatures
Classification	Alloy Steel

A672 H80 Grade B Chemical Element Composition Content (%)

	Component	C	Si	Mn	P	S	Mo
成品	Minimum Value	-	0.13	1.07	-	-	0.41
成品	Maximum Value	0.2	0.45	1.62	0.025	0.025	0.64

	Component	C	Si	Mn	P	S	Mo
熔炼	Minimum Value	-	0.15	1.15	-	-	0.45
熔炼	Maximum Value	0.2	0.4	1.5	0.025	0.025	0.6

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