Aerocom Tech Centre

• UNS Number - UNS S66286)
• Specification - AMS 5737
• Form - Bars, Wire, Forgings, and Tubing

General Information

This specification covers a corrosion and heat-resistant steel in the form of bars, wire, forgings,
mechanical tubing, and stock for forging or heading.

Mechanical Properties

Property	Min Value	Max Value
N/mmsq 0.2% Yield Strength	655	0
N/mmsq Ultimate Tensile Strength	965	0
% Elongation	12	0
% Reduction of Area	15	0
Hardness Rockwell B (HRB)	0	0
Hardness Rockwell C (HRC)	0	0
Hardness Brinell (BHN)	277	363
Hardness Vickers (HV)	0	0

Chemical Elements

% Carbon (C)	0	0.08
% Chromium (Cr)	13.50	16.00
% Manganese (Mn)	0	2.00
% Molybdenum (Mo)	1.00	1.50
% Nickel (Ni)	24.00	27.00
% Phosphorus (P)	0	0.025
% Sulphur (S)	0	0.025
% Silicon (Si)	0	1.00
% Iron (Fe)	47.66	59.50
% Copper	0	0.50
% Magnesium	0	0
% Zinc	0	0
% Titanium	1.90	2.35
% Aluminium	0	0.35
% Cobalt (Co)	0	1.00
% Zirconium (Zr)	0	0
% Boron (B)	0.003	0.010
% Lead (Pb)	0	0
% Bismuth (Bi)	0	0
% Selenium (Se)	0	0