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SC-71MSR

FIller Metal Breakdown

SC-71MSR

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Classification

  • AWS A5.20 / ASME SFA-5.20 E71T-12M-J
  • EN ISO 17632-A T46 4 P M21 1 H5

Approvals

ABS BV DNV LR CWB CE DB TUV
✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓

Features

  • Designed for welding with Ar+20~25%CO2 shielding gas
  • Good impact value at low temperature (As Welded and PWHT)

Application Areas

  • Shipbuilding
  • Offshore structure
  • Pipe & Pipeline
  • Pressure vessel

Base Materials to be welded

Welding process

  • FCAW
  • Welding Positions: 1G 2F 3G 4G
  • Polarity: DC +
  • Shielding Gas: Ar+20~25% CO2

Diameter / Packaging

Wire Diameter Current (A) Packaging
1.2 (0.045) 110~280 Spool 5kg/12.5kg/15kg/20kg; Drum 100kg/200kg/250kg
1.4 (0.052) 110~280 Spool 5kg/12.5kg/15kg/20kg; Drum 100kg/200kg/250kg
Wire Diameter Current (A) Packaging
1.2 (0.045) 110~280 Spool 5kg/12.5kg/15kg/20kg; Drum 100kg/200kg/250kg
1.4 (0.052) 110~280 Spool 5kg/12.5kg/15kg/20kg; Drum 100kg/200kg/250kg

Typical Chemical Composition of the Wire (wt%)

Shielding Gas C Si Mn P S Ni
Ar+20~25% CO2 0.06 0.35 1.24 0.010 0.010 0.45

Typical Mechanical Properties of All-Weld Meta

Shielding Gas Condition Yield Strength Tensile Strength Elongation Temperature Impact Toughness
Ar+20~25% CO2 As Welded 542 (79) 577 (84) 30 -40 / -50 81 / 64
Ar+20~25% CO2 PWHT 620℃×2hr 523 (76) 552 (80) 33 -40 / -50 57 / 49

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