4340

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Alias

4340
7050 T76511
UNS A97050

Chemistry

Alloy Steel

Element	Min	Max
Cr (Chromium)		0.04%
Cu (Copper)	2%	2.6%
Fe (Iron)		0.15%
Mg (Magnesium)	1.9%	2.6%
Mn (Manganese)		0.1%
Si (Silicon)		0.12%
Ti (Titanium)		0.06%
Zn (Zinc)	5.7	6.7%
Zr (Zirconium)	0.08%	0.15%
Al (Aluminium)	Balence

Mechanical Property	Min	Max
Ultimate Tensile Strength (UTS)	531 MPa
0.2% Proof Stress	469 MPa
Elongation	7%
Gauge Length	A4D

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