Standard Specification for Copper-Beryllium Alloy Sand Castings for General Applications

Available format(s)

PDF

Language(s)

English

Published date

11-01-2021

Publisher

American Society for Testing and Materials

1.1This specification establishes requirements for sand castings produced from copper-beryllium alloys. The following alloys are covered:

Copper Alloy UNS No.	Designation	Copper	Nickel	Beryllium
C81400	70C	99.1	...	0.06
C82000	10C	97	...	0.5
C82200	3C, 14C	98	2.0	0.5
C82400^A	165C, 165CT^A	97.8	...	1.7
C82500^A	20C, 20CT^A	97.2	...	2.0
C82510	21C	96.6	...	2.0
C82600^A	245C, 245CT^A	96.8	...	2.4
C82800^A	275C, 275CT^A	96.6	...	2.6
C96700	72C	67.2	31.0	1.2

1.2Units—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.

1.3The following safety hazard caveat pertains only to the test methods described in 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, health, and environmental practices and determine the applicability of regulatory requirements prior to use.

1.4This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Committee	B 05
DocumentType	Redline
Pages	10
PublisherName	American Society for Testing and Materials
Status	Current
Supersedes	ASTM B 770 : 2015 : REDLINE