It has excellent resistance to both oxidation and corrosion. It is used for oil and gas well piping, chemical processing, nuclear fuel reprocessing, acid production, pollution control equipment and pickling.

Types of materials sold by Steel Chandler in Incoloy® 825 Steel:

Pipes
Fittings
Flanges

Specifications
UNS N08825

Seamless Pipe	1/2"-8"	40s, 80s, 120, 160, XXH	ASTM/ASME 423
B/W Fittings	1/2"-8"	40s, 80s, 120, 160	ASTM/ASME 366
Flanges	1/2"-8"	150#, 300#	ASTM/ASME 564

Chemical composition - %

Ni	38.0-46.0	Ti	0.06-1.2
Fe	22.0 min.	C	0.05 max
Cr	19.5-23.5	Mn	1.0 max.
Mo	2.5-3.5	S	0.03 max.
Cu	1.5-3.0	Si	0.5 max.
Al	0.02 max.