Incoloy 825/UNS N08825/DIN W. Nr. 2.4858
 

Form	ASTM
Rod and bar	B 425
Plate, sheet and strip	B 424, B 906
Seamless pipe and tube	B 423, B 829
Welded pipe	B 705, B 775
Welded tube	B 704, B 751
Welding fitting	B 366
Forging	B 564

Chemical composition

%	Ni	Fe	Cr	C	Mn	Si	S	Mo	Cu	Ti	Al
min	38.0	22.0	19.5					2.5	1.5	0.60
max	46.0		23.5	0.05	1.00	0.50	0.030	3.5	3.0	1.20	0.20

Physical properties

Density	8.14 g/cm3
Melting range	1370-1400℃

Features: Incoloy 825 has excellent resistance to chloride-ion-induced stress corrosion cracking, reducing environments containing phosphoric and sulfuric acids, oxidizing environments containing nitric acid and nitrates, and pitting, crevice corrosion and intergranular corrosion. It has good mechanical properties at cryogenic temperatures to moderately high temperatures up to 538℃.
Applications: Chemical process industry, acid production, pickling equipment, pollution control equipment.
Note: Incoloy is a registered trademark of the Special Metals Corporation group of companies.