Welding Additive, Use of the Welding Additive and Component

Abstract

A welding additive is provided. A component including a welding additive is also provided. The welding additive improves the weldability of a few nickel-based superalloys and includes the following contents (in wt %): 10.0%-20.0% chromium, 5.0%-15.0% cobalt, 0.0%-10.0% molybdenum, 0.5-3.5% tantalum, 0.0%-5.0% titanium, 1.5%-5.0% aluminum, 0.3%-0.6% boron, remainder nickel.

1 .- 18 . (canceled) 
     
     
         19 . A weld filler, comprising (in wt %):
 10.0%-20.0% chromium;   5.0%-15.0% cobalt;   0.0%-10.0% molybdenum;   0.5%-3.5% tantalum;   0.0%-5.0% titanium;   1.5%-5.0% aluminum; and   0.3%-0.6% boron;   
     
     
         20 . The weld filler as claimed in  claim 19 , further comprising at least 0.01 wt % carbon. 
     
     
         21 . The weld filler as claimed in  claim 19 , further comprising at least 0.1 wt % iron. 
     
     
         22 . The weld filler as claimed in  claim 19 , further comprising at least 0.01 wt % manganese. 
     
     
         23 . The weld filler as claimed in  claim 19 , further comprising at least 0.005 wt % sulfur. 
     
     
         24 . The weld filler as claimed in  claim 19 , further comprising at least 0.005 wt % phosphorus. 
     
     
         25 . The weld filler as claimed in  claim 19 , further comprising at least 0.05 wt % hafnium. 
     
     
         26 . The weld filler as claimed in  claim 19 , further comprising at least 0.01 wt % lanthanum. 
     
     
         27 . The weld filler as claimed in  claim 19 , further comprising at least 0.05 wt % zirconium. 
     
     
         28 . The weld filler as claimed in  claim 19 , further comprising at least 0.05 wt % silicon. 
     
     
         29 . The weld filler as claimed in  claim 19 , consisting of nickel, chromium, cobalt, molybdenum, titanium, tantalum, aluminum and boron. 
     
     
         30 . The weld filler as claimed in  claim 19 , consisting of nickel, chromium, cobalt, molybdenum, titanium, tantalum, aluminum, boron, and at least two elements selected from the group consisting of carbon, iron, manganese, silicon, zirconium, hafnium and lanthanum. 
     
     
         31 . The weld filler as claimed in  claim 19 , consisting of nickel, chromium, cobalt, molybdenum, titanium, tantalum, aluminum, boron, and at least three elements selected from the group consisting of carbon, iron, manganese, silicon, zirconium, hafnium and lanthanum. 
     
     
         32 . The weld filler as claimed in  claim 19 , consisting of nickel, chromium, cobalt, molybdenum, titanium, tantalum, aluminum, boron, carbon, iron, manganese, silicon, zirconium, hafnium and lanthanum. 
     
     
         33 . A nickel-based component including a weld filler as claimed in  claim 19 , wherein a nickel-based material is different than the weld filler. 
     
     
         34 . The component as claimed in  claim 33 , wherein the nickel-based material includes a γ′-phase in a proportion of ≧40 vol %. 
     
     
         35 . The component as claimed in  claim 33 , wherein the nickel-based material of the component includes IN 738 or IN 738 LC, Rene 80 or IN939 and also PWA 1483 SX or IN 6203 DS. 
     
     
         36 . A weld filler, comprising (in wt %):
 10.0%-20.0% chromium;   5.0%-15.0% cobalt;   0.0%-10.0% molybdenum;   0.5%-3.5% tantalum;   0.0%-5.0% titanium;   1.5%-5.0% aluminum; and   0.3%-0.6% boron;   at most 0.30% carbon;   at most 1.8% iron;   at most 0.15% manganese;   at most 0.03% sulfur;   at most 0.06% phosphorus;   at most 0.7% hafnium;   at most 0.2% lanthanum;   at most 0.7% silicon;   at most 0.2% zirconium; and   remainder nickel.   
     
     
         37 . The weld filler as claimed in  claim 36 , further comprising at least 0.05 wt % carbon. 
     
     
         38 . The weld filler as claimed in  claim 36 , further comprising at least 0.35 wt % iron.