1.1 This specification covers tungsten-type and molybdenum-type high-speed steels available as annealed, hot-rolled bars, forgings, plate, sheet, or strip, and annealed, cold-finished bars or forgings used primarily in the fabrication of tools.
1.2 Seven types of tungsten high-speed tool steels designated T1, T2, etc., seventeen types of molybdenum high-speed tool steels designated M1, M2, etc., and two intermediate high speed steels designated as
1.3 The term "high-speed steel" is described and its minimum requirements are covered in the Annex.
1.4 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are provided for information only.
| SDO | ASTM: ASTM International |
| Document Number | A600 |
| Publication Date | Sept. 10, 1999 |
| Language | en - English |
| Page Count | 12 |
| Revision Level | 92a(1999) |
| Supercedes | |
| Committee | A01.29 |