Microsegregation and Solidification Shrinkage of Copper-Lead Base Alloys

Table 1

Chemical composition of the alloys, wt.%

Alloy	Zn	𝑃	Sn	Pb	Cu
Cu-5Sn-5Pb	—	.004	5.2	4.7	Bal.
Cu-5Sn-5Zn-5Pb	4.5	.006	5.2	4.9	′′
Cu-5Pb	—	<.004	<0.04	5	′′
Cu-15Pb	—	<.004	<0.04	15	′′