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• UNS Number - UNS N07718
• Specification - AMS 5662
• Form - Bars, Forgings, and Rings

General Information

This specification covers a corrosion and heat-resistant nickel alloy in the form of bars, forgings,
flash welded rings, and stock for forging, flash welded rings, or heading.

Mechanical Properties

Property	Min Value	Max Value
N/mmsq 0.2% Yield Strength	1034	0
N/mmsq Ultimate Tensile Strength	1276	0
% Elongation	12	0
% Reduction of Area	15	0
Hardness Rockwell B (HRB)	331	0
Hardness Rockwell C (HRC)	0	0
Hardness Brinell (BHN)	0	0
Hardness Vickers (HV)	0	0

Chemical Elements

% Carbon (C)	0	0.08
% Chromium (Cr)	17.00	21.00
% Manganese (Mn)	0	0.35
% Molybdenum (Mo)	2.80	3.30
% Nickel (Ni)	50.00	55.00
% Phosphorus (P)	0	0.015
% Sulphur (S)	0	0.015
% Silicon (Si)	0	0.35
% Iron (Fe)	11.0832	24.6
% Copper	0	0
% Magnesium	0	0
% Zinc	0	0
% Titanium	0.65	1.15
% Aluminium	0.20	0.80
% Cobalt (Co)	0	1.00
% Zirconium (Zr)	0	0
% Boron (B)	0	0.006
% Lead (Pb)	0	0.0005
% Bismuth (Bi)	0	0.00003
% Selenium (Se)	0	0.0003