• Applications
  • Welding of 20%Cr-25%Ni-4.5% Mo-1.5%Cu stainless steel.
    EN ISO 17633-A: 20 25 5 Cu NLP M21 2.
  • Characteristics on Usage
    • - WT-904L is a rutile type flux cored wire for all-position welding.
    • - Attractive bead appearance, very good penetration and high productivity.
    • - Excellent X-ray soundness.
    • - Specifically designed for out-of-position welding.
    • - Maximum productivity for completion of vertical welds.
  • Notes on Usage
    • - Use Ar+15~25% CO2 gas.
    • - Gas flow rate is proper 20~25ℓ/min.
  • Sizes Available and Recommended Currents ( DC + )
  • Sizes Available and Recommended Currents ( DC + )
    Dia(mmØ) Current(A) Voltage(V) Electrode extension(mm)
    1.2 120~220 24~33 10~20
    1.6 150~250 24~33 15~25
  • Typical Chemical Composition of All-Weld Metal (wt%) (Shielding gas : MIX)
  • Typical Chemical Composition of All-Weld Metal (wt%)
    C Mn Si P S Cr Ni Cu Mo
    0.02 1.6 0.43 0.02 0.006 20.6 25.2 1.36 4.8
  • Typical Mechanical Properties of All-Weld Metal (Shielding gas : MIX)
  • Typical Mechanical Properties of All-Weld Metal
    T.S MPa EL(%) CVN-Impact Value J
    (-196℃)
    609 38 59
  • Welding positions
  • Welding positions