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Steel, Corrosion and Heat Resistant

18Cr - 10Ni - 0.40Ti (SAE 30321), Solution Heat Treated

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  • UNS Number - UNS S32100
  • Specification - AMS 5645
  • Form - Bars, Wire, Forgings, Tubing, and Rings

General Information

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

Mechanical Properties

Property Min Value Max Value
N/mmsq 0.2% Yield Strength 0 0
N/mmsq Ultimate Tensile Strength 0 0
% Elongation 0 0
% Reduction of Area 0 0
Hardness Rockwell B (HRB) 140 255
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 19.00
% Manganese (Mn) 0 2.00
% Molybdenum (Mo) 0 0.75
% Nickel (Ni) 8.00 12.00
% Phosphorus (P) 0 0.040
% Sulphur (S) 0 0.030
% Silicon (Si) 0 1.00
% Iron (Fe) 63.55 75
% Copper 0 0.75
% Magnesium 0 0
% Zinc 0 0
% Titanium 0 0.70
% Aluminium 0 0
% Cobalt (Co) 0 0
% Zirconium (Zr) 0 0
% Boron (B) 0 0
% Lead (Pb) 0 0
% Bismuth (Bi) 0 0
% Selenium (Se) 0 0