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ASTM WK39121

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Work Item: ASTM WK39121 - Revision of E975 - 03(2008) Standard Practice for X-Ray Determination of Retained Austenite in Steel with Near Random Crystallographic Orientation


Active Standard: E975 - 13

Developed by Subcommittee: E04.11 | Committee E04 Home | Contact Staff Manager



1. Rationale

The rationale for the revision was to correct bracket placement on the equations and to make the standard more generic. The standard was probably written prior to the 1980s. Since that time, advances have been made in diffractometer design and detector technology. By changing the standard to specify diffractometer components required for a proper measurement instead of calling out a specific type of older equipment, then the standard should apply to anyone that uses good laboratory practice.


Keywords

austenite; crystallographic orientation; ferrite; martensite; retained austenite; X-ray diffraction; Austenite (retained); Austenitic steel; Crystallographic characteristics; Ferritic steel; HSLA (high-strength low-alloy) steel; Martensitic steel; Random crystallographic orientation; Retained austenite; Structural metals/alloys; X-ray diffraction analysis;

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Work Item Status:
Date Initiated:09-21-2012
Technical Contact: Elma Beth Matlock

Item: 001
Ballot: E04 (12-05)
Status: Ballot Item Approved

Item: 028
Ballot: COS0113
Status: Ballot Item Approved as E975-2013 and Pending Publication

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