ASTM A681-24

Anotace textu normy ASTM A681-24 :

This specification covers the chemical, mechanical, and physical requirements for available wrought alloy tool steel products. The material shall be made by an electric melting process. It shall be made from ingots that have been reduced in cross section in such a manner and to such a degree as to ensure proper refinement of the ingot structure. Chemical composition, hardness, macrostructure and decarburization of the material shall conform to the requirements in accordance to the referenced ASTM documents itemized herein.


Keywords:
alloy, cold work tool steels, decarburization, hardness, hot work tool steels, macrostructure, tool steel,, ICS Number Code 77.140.10 (Heat-treatable steels)