COMPOSITION OF POWDER WIRE FOR SURFACING Russian patent published in 2003 - IPC

FIELD: surfacing of parts operating at high specific pressure values and elevated temperatures such as rolls for hot rolling, die sets for hot die forging and so on. SUBSTANCE: composition includes components at next relation, mass%: chrome, 15 - 22; ferromolybdenum, 10 - 17; ferrovanadium, 2 - 5; tungsten carbide, 10 - 15; ferromanganese, 3 - 7; ferrosilicon, 3 - 8; ferrocerium, 0.1 - 1.0; rutile, 15 - 17; fluorspar, 13 - 15; marbor, 3.5 - 7.0. Filling factor is equal to 30%. EFFECT: enhanced stabilization of welding arc burning, lowered spraying degree, possibility for providing thin slag skin with excellent releasing capability on metal surface. 3 tbl