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1.1 This test method covers the determination of the hardness of metallic materials used for electrical contacts. Rockwell, Rockwell superficial, Brinell, and microhardness tests are included, along with information on the limitations and use of these tests.
1.2 The values stated in inch-pound units are to be regarded as the standard. The SI units in parentheses are for information only.
1.3 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.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
E10 Test Method for Brinell Hardness of Metallic Materials
E18 Test Methods for Rockwell Hardness of Metallic Materials
E384 Test Method for Knoop and Vickers Hardness of Materials
UNSPSC Code 41114611(Hardness testers)
ASTM B277-95, Standard Test Method for Hardness of Electrical Contact Materials, ASTM International, West Conshohocken, PA, 1995, www.astm.orgBack to Top