Element

Composition, %

Aluminum

12.0 max

Antimony

 1.0 max

Arsenic

 1.0 max

Cadmium

 1.5 max

Cobalt

 1.0 max

Copper

40.0 min

Iron

 6.0 max

Lead

27.0 max

Manganese

 6.0 max

Nickel

50.0 max

Phosphorus

 1.0 max

Silicon

 5.0 max

Sulfur

 0.1 max

Tin

20.0 max

Zinc

50.0 max