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SM-70

FIller Metal Breakdown

SM-70

SM-70 is a solid wire designed for all position welding by short- circuiting type transfer. As the deposition efficiency is high and penetration is deep, highly efficient welding can be performed.
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MSDS
Data Sheet
  • Welding Positions
Welding position 1GWelding position 2FWelding position 3GWelding position 4G
1G 2F 3G 4G
Welding positions PA-PG

Classification

  • AWS A5.18/ASME SFA-5.18 ER70S-6
  • JIS Z 3312 YGW12
  • EN ISO 14341-A G 42 2 C1 3Si1 / 14341-A G 42 5 M21 3Si1

Approvals

BV CCS KR LR NK RINA RS CWB DB TUV
✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓

Features

  • All position welding by short-circuiting transfer
  • Stable arc and low spatter
  • Good bead appearance
Polarity: DC+

Application Areas

  • Structural fabrication
  • Automotive
  • Machinery
Shielding Gas: 100% CO2 or Ar + CO2

Base Materials to be welded

Butt and fillet welding of vehicles, buildings, ships, machinery and bridge

Diameter / Packaging

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 Cu Ni Cr Mo V
0.08 0.85 1.52 0.019 0.009 0.21 0.02 0.03 0.01 0.01

Typical Mechanical Properties of All-Weld Meta

Shielding Gas Yield Strength Tensile Strength Elongation Temperature Impact Toughness
100% CO2 460 (67) 560 (81) 28 0 / -30 120 / 70
Ar + 20% CO2 470 (68) 570 (83) 26 0 / -30 140 / 90

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