FONTARGEN A/AF 314

FONTARGEN A 512/30 WCopper-nickel welding rodEN 14640:S Cu 7158 (CuNi30)Material-no.: 2.0837Composition, typical analysis (% w/w):Ni Fe Mn Si Ti Cu30 0,5 1,0 0,1 0,3 RemainderCharacteristics / Applications:Corrosion- and saltwater-proof alloy. A 512/30 W is very easily machined. The weldpool is clean. The welding deposit is tough and non-porous.Joint and build-up welding on copper-nickel alloys up to a Ni content of 30%. Materialnumbers 2.0806, 2.0812, 2.0818, 2.0822, 2.0830, 2.0836, 2.0842, 2.0862,2.0872, 2.0878, 2.0882, 2.0890, 2.1972. In the shipbuilding and chemical industries,e.g. containers, condenser tubes, radiators, heat exchangers, etc. For welds withunalloyed materials buffer the edges of the weld seam of the unalloyed base metal witha suitable filler material, e.g. WSG-NiCu 30 Ti = FONTARGEN A 511 W.Mechanical properties of pure welding deposit(Min. values at room temperature):Melting range: 1180 – 1240°CTensile strength:380 N/mm²Yield strength (0,2):200 N/mm²Elongation (l=5d): 30 %Thermal elongation: 16 p 10 -6 /KImpact energy:100 JElectrical conductivity:3 Sm/mm²Heat conductivity:35 W/m • KWelding process:TIGShielding gas (DIN EN 439): l 1 (argon); I 3 (Ar-H 2 -mixture)Current mode:Direct current (+pole)Availability: Diameter (mm): 1,6/2,0/2,4/3,2Length (mm): 1000Welding position: according to DIN EN 287PA PB PC PD PE PF PG06/08/Eb/0195