Exaton Ni59

Exaton Ni59 is a nickel‑chromium‑molybdenum alloy filler metal (UNS N065059) offering excellent wet corrosion resistance and thermal stability for demanding SAW welding applications.

Key Features

• Superior corrosion resistance in oxidising, reducing and chloride‑containing media
• High thermal stability with resistance to intermetallic precipitation
• Fully austenitic micro‑structure for strong, tough, Nb‑free welds
• Low‑moisture SAW flux in 20‑25 kg drums for reduced damage during handling
• Consistent wire chemistry and mechanical properties batch‑to‑batch

Specifications

• Classifications: SFA/AWS A5.11 ENiCrMo‑13, EN ISO 14172 E Ni 6059 (NiCr23Mo16)
• Welding Current: DC+
• Alloy Type: Ni‑based CrMo
• Coating Type: Basic
• Tensile (As Welded, ISO): Yield 500 MPa, Tensile 790 MPa, Elongation 35 %
• Charpy Impact (As Welded, ISO): 60 J @ 20 °C, 40 J @ –196 °C
• Typical Weld Metal Analysis (%): C 0.01, Mn 0.2, Si 0.15, S 0.006, P 0.006, Ni 60, Cr 23, Mo 16, Fe 1
• Deposition Data (Diameter × Length, Amps, Volts, Efficiency, Fusion Time, Rate):
  • 2.5 × 300 mm: 50‑70 A, 25 V, 60 %, 50 s, 0.8 kg/h
  • 3.2 × 350 mm: 60‑90 A, 25 V, 62 %, 63 s, 1.2 kg/h
  • 4.0 × 350 mm: 80‑120 A, 27 V, 62 %, 81 s, 1.4 kg/h

Applications

• SAW welding of stainless steel, nickel alloys and dissimilar combinations
• Acid‑resistant components for sulfuric, hydrochloric, phosphoric and nitric acid environments
• Chemical, petrochemical, marine, pharmaceutical, energy production and pollution control equipment
• Super austenitic and super duplex stainless steel joints