Alloy Form	SAE Std No	Nominal Metallurgical Composition in %
Sintered Copper Lead	SAE 792/797	Cu	Pb	Sn	Zn
		Balance	9 – 11	9 – 11	0.7
	SAE 794/799	Balance	21 – 25	3– 4	3 max

Alloy Form	SAE Std No	Nominal Metallurgical Composition in %
Aluminium Base	SAE 783	Al	Cu	Sn
		Balance	0.7 – 1.3	17.5 – 22.5
Tin Base	SAE 12	Sn	Sb	Pb	Cu
		Balance	7 – 8	0.5	3 – 4
Lead Base	SAE 13	Pb	Sn	Sb	Cu
		Balance	5 – 7	9 – 11	0.50
	SAE 15	Balance	0.9 – 1.3	14 – 15.5	0.50