ASTM C 748:1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Standard Test Method for Rockwell Hardness of Graphite Materials
Hardcopy , PDF
11-11-2014
English
10-03-1998
Important note : Users cannot be edited or removed once added to your Multi user PDF.CONTAINED IN VOL. 05.05, 2017 Defines Rockwell L scale hardness testing of graphite materials with grain size less than 0.8 mm and a hardness range between 0 and 120.
| Committee |
D 02
|
| DocumentType |
Test Method
|
| Pages |
3
|
| ProductNote |
Reconfirmed 1998
|
| PublisherName |
American Society for Testing and Materials
|
| Status |
Superseded
|
| SupersededBy |
1.1 This test method covers Rockwell L scale hardness testing of fine-grained graphite materials with grain size less than 0.8 m ( 1/32 in.) and a hardness range between 0 and 120.
1.2 Test Methods E18 shall be followed except where otherwise indicated.
1.3 The values stated in acceptable metric units are to be regarded as the standard. The values given in parentheses are provided for information purposes only.
1.4 This standard does not purport to address all of the safety problems, 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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