Global · Enterprise standard

AS21B

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Chemical composition

Element	min	max	Similar	Remarks
Al	1.8	2.5
Cu		0.008
Fe		0.0035
Mg			Bal	Bal
Mn	0.05	0.15
Ni		0.001
Rare Earths	0.06	0.25
Si	0.7	1.2
Total Each		0.01	Metallics	Metallics
Zn		0.25