Active Standard ASTM A144 | Developed by Subcommittee: A01.18
Book of Standards Volume: 01.02
Historical (view previous versions of standard)
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, molybdenum, and aluminum. The material shall also conform to supplementary chemical requirements for manganese, copper, nickel, arsenic, antimony, tin, and bismuth. Various grades of steel shall be available in specified sizes that meet the required size tolerance.
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1.1 This specification covers four grades of ferrotungsten.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
A1025 Specification for Ferroalloys and Other Alloying Materials, General Requirements
ICS Number Code 77.120.99 (Other non-ferrous metals and their alloys)