ALLOY POWDER FOR BUILDUP WELDING AND BUILDUP WELDING PORTION THEREFOR AND METHOD FOR FORMING POWDER BUILDUP WELDING PORTION

摘要

PROBLEM TO BE SOLVED: To provide an alloy powder for buildup welding and a buildup welding portion therefor and a method for forming a powder buildup welding portion capable of providing excellent wear and abrasion resistance and thermal fatigue characteristics.;SOLUTION: The alloy powder for buildup welding has the following chemical composition; 28-32 wt.% Cr, 7.5-9.0 wt.% W, 0.1-0.5 wt.% C, Si less than 1.3 wt.% and/or Mn less than 1.0 wt.% and the balance is Co.;COPYRIGHT: (C)2002,JPO