SURFACE HARDENED WELDED LAYER OF METAL WELDING WIRE* SURFACE HARDENED WELDED LAYER OF METAL PRODUCTS AND SURFACE HARDENING OF METAL PRODUCTS

摘要

A method of forming a hard surfacing on a metal article is provided based upon forming a weld wire with a diffusion layer containing boron and depositing the wire on the surface to be hard surfaced by means of an electric arc to form a substantially uniform boron containing alloy weldment composition.