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Incoloy 825

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Product Description

Features:

UNS Number N08825

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.

Forms of Incoloy 825 available at China Special Bolts
• Sheet
• Plate
• Bar
• Pipe & Tube (welded & seamless)
• Fittings (i.e. flanges, slip-ons, blinds, weld-necks, lapjoints, long welding necks, socket welds, elbows, tees, stub-ends, returns, caps, crosses, reducers, and pipe nipples)
• Wire

Incoloy 825 Chemical composition:

Alloy	%	Ni	Cr	Fe	C	Mn	Si	Cu	Mo	Al	Ti	P	S
825	Min.	38	19.5	balance				1.5	2.5	1.0	0.6
825	Max.	46	23.5	balance	0.05	1	0.5	3	3.5	0.2	1.2	0.02	0.03

Incoloy 825 Physical properties:

Density	8.1 g/cm³
Melting range	1370-1400℃

Incoloy 825 Alloy mi nimum mechanical properties in the room temperature:

Alloy state	Tensile strength Rm N/mm²	Yield strength R P0. 2N/mm²	Elongation A 5 %	Brinell hardness HB
825	550	220	30	≤200

ASTM Specifications

Pipe Smls	Sheet/Plate	Bar	Forging	Fitting
B423	B424	B425	B564	B366, B564

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