ASTM A144-04(2019)
Standard Specification for Ferrotungsten

Standard No.

ASTM A144-04(2019)

Release Date

2019

Published By

American Society for Testing and Materials (ASTM)

Latest

ASTM A144-04(2019)

Scope

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 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.

ASTM A144-04(2019) Referenced Document

• ASTM A1025/A1025M Standard Specification for Ferroalloys and Other Alloying Materials, General Requirements*， 2020-03-01 Update

ASTM A144-04(2019) history

• 2019 ASTM A144-04(2019) Standard Specification for Ferrotungsten
• 2004 ASTM A144-04(2014) Standard Specification for Ferrotungsten
• 2004 ASTM A144-04(2009) Specification for Ferrotungsten
• 2004 ASTM A144-04 Specification for Ferrotungsten
• 2002 ASTM A144-02 Specification for Ferrotungsten
• 1973 ASTM A144-73(1990)e1 Specification for Ferrotungsten
• 1973 ASTM A144-73(1990) Specification for Ferrotungsten