Chemical Composition

Grade Symbol	Elements	Composition %
ASTM B564 UNS N10665
	Nickel	remainderA
	Copper	-
	Iron	2.0 max
	Manganese	1.0 max
	Carbon	1.0 max
	Silicon	0.10 max
	Sulfur	0.03
	Chromium	1.0 max
	Aluminum	-
	Titanium	-
	Columbium(Nb) +tantalum	-
	Molybdenum	26.0–30.0
	Phosphorus	0.04 max
	Tungsten	-
	Cobalt, max	1.00 max
	Vanadium, max	-
	Nitrogen	-
	Boron	-
	Lanthanum	-
	Aluminum + Titanium	-
	Nickel + Molybdenum	-
	Columbium(Nb) max	-
	Tantalum	-
	Zirconium, max	-
	Cerium	-
	Yttrium	-

Mechanical Properties

Maximum Section Thickness, in. (mm)	Tensile Strength, min ksi [MPa]	Yield Strength, min ksi [MPa]	Elongation in 2 in. or 50 mm, min, %
-	110 (760)	51 (350)	40