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SM-70S

FIller Metal Breakdown

SM-70S

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Classification

  • AWS A5.18/ASME SFA-5.18 ER70S-3
  • JIS Z 3312 YGW16
  • EN ISO 14341-A G2Si

Approvals

BV NK
✓ ✓

Features

  • All position welding by short-circuiting transfer
  • Galvanized steel applicable
  • Stable arc and low spatter
  • Good bead appearance

Application Areas

  • Automotive
  • Shipbuilding
  • Machinery

Base Materials to be welded

Welding process

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

Diameter / Packaging

Wire Diameter Current Packaging
1.2 (0.045) DC+ 80~350 Drum 250kg/300kg/350kg; Spool 15kg/20kg
Wire Diameter Current Packaging
1.2 (0.045) DC+ 80~350 Drum 250kg/300kg/350kg; Spool 15kg/20kg

Typical Chemical Composition of the Wire (wt%)

C Si Mn P S
0.07 0.65 1.14 0.015 0.009

Typical Mechanical Properties of All-Weld Meta

Shielding Gas Yield Strength MPa(ksi) Tensile Strength MPa(ksi) Elongation (%) Temperature °C (°F) Impact Toughness J (ft·lbs)
Ar + 20% CO2 440 (64) 540 (78) 28 -20 (-4) 125 (92)

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