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About This Item

 

Full Description

1.1 This specification establishes requirements for alloys whose copper alloy numbers and nominal compositions are shown in Table 1. The castings may be furnished as one of three types: static chill, centrifugal chill, or sand cast.

1.2 The values stated in inch-pound units are to be regarded as the standard. SI values given in parentheses are for information purposes only.

TABLE 1 Nominal Composition

Copper
Alloy
UNS No.
Previously
Used
Designation
Composition, %
CopperTinNickelLeadPhos-
phorus
C90800A87.812.0...00.2
C91700B86.312.01.500.2
C90700...87.811.0...00.2
C91600C88.010.31.500.2
C92900D83.510.03.52.80.2
 

Document History

  1. ASTM B427-21


    Standard Specification for Gear Bronze Alloy Castings

    • Most Recent
  2. ASTM B427-09(2015)


    Standard Specification for Gear Bronze Alloy Castings

    • Historical Version
  3. ASTM B427-09

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    Standard Specification for Gear Bronze Alloy Castings

    • Historical Version
  4. ASTM B427-02


    Standard Specification for Gear Bronze Alloy Castings

    • Historical Version