ASTM A671 Grade CC65 Class 22 EFW Pipe

March 6, 2023

ASTM A671 Grade CC65 Class 22 EFW Pipe

The pipes are larger diameter pipes with outer diameters ranging from 16 inches to 100 inches in nominal bore sizes and classes ranging from 10 to 42. The ASTM A671 Grade CC65 pipes come in single random, double random and cut to length sizes up to 13m length. The wall thickness of the pipes range up to 250mm. The A671 CC65 Cl22 EFW Pipe can be welded with oxyacetylene, submerged electric arc and electric fusion welding as well.

ASTM A671 Cc65 Cl22 Pipe Chemical Composition

Specification	Steel grade	Chemical composition						Remarks
Specification	Steel grade	C	Si	Mn	P	S	Ti	Remarks

Pipes for pressure service	-/A45	-/0.17	-	0.98	0.035	0.035	-	A671/
	-/A50	-/0.22	-
	CA55/A55	0.28	-
	-/B55	-/0.20	0.13
	CB60/B60	0.24
	CB65/B65	0.28
	CB70/C70	0.31		1.30
	-/C55	-/0.18		0.55
	CC60/C60	0.21		0.55
	CC65/C65	0.24		0.79
	CC70/C70	0.27		0.79

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