A question? Visit our contact page

ER347 is used for welding AISI types 304, 304L, 321 and 347 where maximum corrosion resistance is required. ER347 contains columbium which acts as a stabilizer against carbide precipitation thereby eliminating intergranular corrosion.

  • Size: 0.030 in.
  • Weight: 33 lb
  • Alloy Type: ER349
  • Standards Compliance: ANSI/AWS A5.9 ER347, ASME SFA 5.9 ER347
  • Yield Strength: 59,000 psi
  • Tensile Strength: 91,000 psi
  • Temperature Resistance: up to 1400 F
  • Corrosion Resistance: Maximum
  • Stabilizer: Columbium
  • Applications: Welding AISI types 304, 304L, 321, 347
  • Typical Chemistry - Carbon: 0.04%
  • Typical Chemistry - Manganese: 1.64%
  • Typical Chemistry - Silicon: 0.40%
  • Typical Chemistry - Sulfur: 0.01%
  • Typical Chemistry - Chromium: 20.20%
  • Typical Chemistry - Nickel: 9.85%
  • Typical Chemistry - Copper: 0.14%
  • Typical Chemistry - Molybdenum: 0.20%
  • Typical Chemistry - Phosphorus: 0.003%
  • Typical Chemistry - Columbium + Tantalum: 0.86%

Downloads

    Safety Data Sheet
    Certificate
    Product sheets