1.1 This specification establishes requirements for sand castings produced from copper-base alloys having the alloy numbers, commercial designations, and nominal compositions shown in Table 1.

1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

TABLE 1 Nominal Compositions

Copper Alloy UNS No.	Old Desig- nation	Commercial Designation	Nominal Composition, %
Copper Alloy UNS No.	Old Desig- nation	Commercial Designation	Copper	Nickel	Iron	Aluminum	Silicon	Manganese
C95200	9A	Grade A	88.0	. . .	3.0	9.0	. . .	. . .
C95300^A	9B	Grade B	89.0	. . .	1.0	10.0	. . .	. . .
C95400^A	9C	Grade C	85.0	. . .	4.0	11.0	. . .	. . .
C95410^A	. . .	. . .	84.0	2.0	4.0	10.0	. . .	. . .
C95500^A	9D	Grade D	81.0	4.0	4.0	11.0	. . .	. . .
C95520^A	. . .	. . .	78.5	5.5	5.0	11.0	. . .	. . .
C95600	9E	Grade E	91.0	. . .	. . .	7.0	2.0	. . .
C95700	9F	Grade F	75.0	2.0	3.0	8.0	. . .	12.0
C95800	. . .	. . .	81.3	4.5	4.0	9.0	. . .	1.2
C95820	. . .	. . .	79.0	5.2	4.5	9.5	. . .	1.0
C95900	. . .	. . .	87.5	. . .	4.5	13.0	. . .	. . .