ALLOY POWDER FOR FORMING HARD PHASE, SINTERED ALLOY HAVING AN ABRASION RESISTANCE USING THE SAME AND METHOD FOR MANUFACTURING THEREOF

摘要

Alloy powder for forming a hard phase for a valve seat material having excellent high temperature wear resistance. The overall composition consists of Mo: 48 to 60 mass%, Cr: 3 to 12 mass% and Si: 1 to 5 mass%, and the balance of Co and inevitable impurities.