• ASTM B283-08

ASTM B283-08

Standard Specification for Copper and Copper-Alloy Die Forgings (Hot-Pressed)

ASTM International, 05/01/2008

Publisher: ASTM

File Format: PDF

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Published:01/05/2008

Pages:8

File Size:1 file , 100 KB

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1.1 This specification establishes the requirements for copper and copper alloy die forgings produced by the hot pressing method. The following copper and copper alloys are included:

Copper or Copper Alloy
UNS No. Name
C11000 copper
C14500 copper-tellurium
C14700 copper-sulfur
C36500 leaded Muntz metal
C37000 free-cutting Muntz metal
C37700 forging brass
C46400 naval brass
C48200 medium leaded naval brass
C48500 leaded naval brass
C61900 aluminum bronze
C62300 aluminum bronze, 9 %
C63000 aluminum-nickel bronze
C63200 aluminum-nickel bronze
C64200 aluminum-silicon bronze
C64210 aluminum-silicon bronze, 6.7 %
C65500 high-silicon bronze (A)
C67500 manganese bronze (A)
C67600 . . .
C69300 copper-zinc-silicon
C70620 copper-nickel 90-10
C71520 copper-nickel 70-30
C77400 nickel silver, 45-10

1.2 Units - 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.

Note 1 - Nominal composition and relative forgeability ratings are given in Appendix X1. Copper-nickel alloys C70620 and C71520 are intended for welded applications with seawater exposure.

Note 2 - Wrought product intended for hot forging is described in Specification B 124/B 124M.

1.3 The following safety caveat pertains only to Section 10 of this specification. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

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