Name: ASTM B 870 : 2021
Brand: ASTM
Price: 45.92 GBP

Standard Specification for Copper-Beryllium Alloy Forgings and Extrusions (UNS Nos. C17500, C17510, and C17540)

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-11-2021

Publisher

American Society for Testing and Materials

1.1This specification establishes the requirements for copper-beryllium alloy forgings and extrusions. The following alloys are specified:

Copper Alloy UNS No.	Nominal Composition, %
Copper Alloy UNS No.	Beryllium	Cobalt	Nickel
C17500	0.50	2.6	...
C17510	0.40	...	1.8
C17540	0.50	1.5	1.5

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 to Sections 10 and 11 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, health, and environmental practices and determine the applicability of regulatory limitations 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	Standard
Pages	3
PublisherName	American Society for Testing and Materials
Status	Current
Supersedes	ASTM B 870 : 2008 : R2014

ASTM B 249/B249M : 2020

Standard Specification for General Requirements for Wrought Copper and Copper-Alloy Rod, Bar, Shapes and Forgings

ASTM B 441 : 2022	Standard Specification for Copper-Cobalt-Beryllium Alloy, Copper-Nickel-Beryllium Alloy, Copper-Nickel-Lead-Beryllium Alloy, and Copper-Nickel-Cobalt Alloy Rod and Bar
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ASTM B 441 : 2016	Standard Specification for Copper-Cobalt-Beryllium, Copper-Nickel-Beryllium, and Copper-Nickel-Lead-Beryllium Rod and Bar (UNS Nos. C17500, C17510, and C17465)
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