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1.1 This specification establishes requirements for copper alloy permanent mold castings for general applications. Nominal compositions of the alloys under this specification are 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 Composition

Classification Copper
Alloy
UNS No.
Nominal Composition
Copper Aluminum Iron Manganese Nickel (incl Cobalt) Silicon Lead Zinc Tin
Aluminum bronze C95300
C95400
C95410
89.0
85.0
84.0
10.0
11.0
10.0
1.0
4.0
4.0




2.0








Nickel aluminum bronze C95500
C95800
81.0
81.3
11.0
9.0
4.0
4.0

1.2
4.0
4.5




Silicon brass C87500
C87800
82.0
82.0




4.0
4.0

14.0
14.0

C87850A 76.0 . . . . . . . . . . . . 3.0 . . . 20.9 . . .
Lead-free yellow brassB C89540 61.0 0.40 0.30 0.5 36.0 0.8

A Phosphorus 0.12.

B Bismuth 0.9; selenium 0.03.

Product Details

Published:
10/01/2008
Number of Pages:
3
File Size:
1 file , 67 KB
Redline File Size:
2 files , 130 KB