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Steel, Corrosion and Heat Resistant

9.0Mn - 20Cr - 6.5Ni - 0.28N, Solution Heat Treated

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  • UNS Number - UNS S21904
  • Specification - AMS 5562
  • Form - Seamless Tubing

General Information

This specification covers a corrosion and heat resistant steel in the form of seamless tubing.

Mechanical Properties

Property Min Value Max Value
N/mmsq 0.2% Yield Strength 345 0
N/mmsq Ultimate Tensile Strength 621 0
% Elongation 40 0
% Reduction of Area 0 0
Hardness Rockwell B (HRB) 0 0
Hardness Rockwell C (HRC) 0 0
Hardness Brinell (BHN) 0 0
Hardness Vickers (HV) 0 0

Chemical Elements

% Carbon (C) 0 0.04
% Chromium (Cr) 19.00 21.50
% Manganese (Mn) 8.00 10.00
% Molybdenum (Mo) 0 0.75
% Nickel (Ni) 5.50 7.50
% Phosphorus (P) 0 0.060
% Sulphur (S) 0 0.030
% Silicon (Si) 0 1.00
% Iron (Fe) 57.97 67.35
% Copper 0 0.75
% Magnesium 0 0
% Zinc 0 0
% Titanium 0 0
% 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