Select 720 Mil

Carbon Steel / Flux Cored / Gas Shielded


Features

  • Intended for single and multiple pass welding of carbon steels, such as ASTM A36, A131, and A285
  • Designed for shielding with blends of both 100% CO₂ and 75-80% Ar/balance CO₂
  • Developed primarily for Naval shipbuilding applications

Standard Diameters

in (mm)
  • 0.035 (0.9)
  • 0.045 (1.2)
  • 0.052 (1.3)
  • 1/16 (1.6)

Welding Positions

All Positions

Shielding Gas

  • 100% CO₂
  • 75% Ar / 25% CO₂
    Flow Rate: 40 – 50 CFM

Polarity

Direct Current Electrode Positive (DCEP)

Conformances

  • ASME SFA 5.20
    • E71T-12C
    • E71T-12M
    • E71T-1C
    • E71T-1M
    • E71T-9C
    • E71T-9M
  • AWS A5.20
    • E71T-12C
    • E71T-12M
    • E71T-1C
    • E71T-1M
    • E71T-9C
    • E71T-9M
  • AWS A5.36
    • E71T1-C1A2-CS2
    • E71T1-C1P2-CS2
    • E71T1-M21A2-CS2
    • E71T1-M21P2-CS2
  • MILITARY MIL-DTL-24403/1F
    • MIL-71T-1-HYC
    • MIL-71T-1-HYM
  • TYPICAL WELD DEPOSIT CHEMISTRY (WT%)
    Shielding Gas C Cr Cu Mn Mo Ni P S Si V
    100% CO₂ 0.04 0.05 0.03 1.22 0.00 0.43 0.011 0.007 0.26 0.02
    75% Ar/25% CO₂ 0.05 0.05 0.03 1.37 0.00 0.44 0.011 0.007 0.36 0.02
    Typical Mechanical Properties
    Shielding Gas Tensile Strength
    ksi (MPa)
    Yield Strength
    ksi (MPa)
    Elongation
    (%)
    WeldCondition PWHTTemp Charpy V-Notch
    0 °F ft⋅lb (-18 °C J)
    Charpy V-Notch
    -20 °F ft⋅lb (-29 °C J)
    100%CO2 79 (545) 68 (469) 31 As-Welded 68 (92) 47 (64)
    100%CO2 82 (566) 68 (469) 32 PWHT 1150°F for 2 hrs
    75%Ar / 25%CO2 84 (579) 71 (490) 30 As-Welded 83 (113) 33 (45)
    75%Ar / 25%CO2 83 (572) 70 (483) 30 PWHT 1150°F for 2 hrs

    Packaging (lbs (kg))

    33 (15) Spools, 60 (27.2) Coils, 500 (226.8) Round Drum, 800 (362.9) Hex Drum, 900 (408.2) Hex Drum

    *Some packaging options may not be available depending on diameter and product. Special package options may be available upon request.