ASTM International - ASTM A144-73(1990)
Specification for Ferrotungsten
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| Organization: | ASTM International |
| Publication Date: | 10 March 2002 |
| Status: | inactive |
| Page Count: | 2 |
scope:
1.1 This specification covers four grades of ferrotungsten.
Document History
November 1, 2019
Standard Specification for Ferrotungsten
1.1 This specification covers four grades of ferrotungsten.
1.2 This international standard was developed in accordance with internationally recognized principles on standardization established in...
October 1, 2014
Standard Specification for Ferrotungsten
This guide covers standard specification for several grades of ferrotungsten. The material shall conform to the required chemical composition for tungsten, carbon, phosphorus, sulfur, silicon,...
October 1, 2009
Specification for Ferrotungsten
This guide covers standard specification for several grades of ferrotungsten. The material shall conform to the required chemical composition for tungsten, carbon, phosphorus, sulfur, silicon,...
September 1, 2004
Specification for Ferrotungsten
This guide covers standard specification for several grades of ferrotungsten. The material shall conform to the required chemical composition for tungsten, carbon, phosphorus, sulfur, silicon,...
March 10, 2002
Specification for Ferrotungsten
1.1 This specification covers four grades of ferrotungsten.
March 10, 2002
Specification for Ferrotungsten
1.1 This specification covers four grades of ferrotungsten.
ASTM A144-73(1990)
March 10, 2002
Specification for Ferrotungsten
1.1 This specification covers four grades of ferrotungsten.