Description

High Speed Steel Bar Anneal temperature: ******0 Relief annealing temperature: ******0 Hardening temperature: ********0 Hardening medium: salt bath under **0, aslo use oil cooling or air cooling Normal temper temperation: ******0 RC Rockwell Hardness after hardening and temper: ****6 Characteristic:Tungsten-molybdenum high speed steel developed by China, high performance in toughness , , hardness, high temperature hardness. Application: Can be used in the manufacture of high capacity cutting tools to bear impact force , such as gear shaper cutter, milling cutter, screw tap, drill bit etc.Also can be used in manufacture of large scale and thermoplasticity shaped cutting tools and antiabrasive cutting tools under high load.