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Diameters / Packaging

Diameters
10 lb Box
1/8 in (3.2 mm) E70S360
1/16 in (1.6 mm) E70S330
3/32 in (2.4 mm) E70S350

ER70S-3 TIG (GTAW)

TIG (GTAW)

ER70S-3 mild steel TIG (GTAW) welding alloy for mild steel

DETAILS

ER70S-3 mild steel TIG (GTAW) alloy is a general-purpose welding alloy for fabrication of mild steel. It contains silicon and manganese as deoxidizers. Usually used with 75/25 argon/carbon dioxide or with higher contents of argon, such as 90/10. It can also be used with 100% carbon dioxide. Qualified to AWS A5.18 ER70S-3.

Features

  • General-purpose TIG (GTAW) welding rod for fabrication of mild steel
  • Contains silicon and manganese as deoxidizers
  • Good out-of-position welding using short circuiting transfer with 90% argon/10% carbon dioxide
  • Conforms to AISI/AWS A5.18 & ASME SFA 5.18 ER 70S-3
  • Marked with model number on each end for easy identification after use

Typical Applications

  • General-purpose fabrication of all types of mild steel
  • Single-pass steel fabrication of automotive structures, small trailers, roof joists, railcar repair, exercise equipment, and furniture

Welding Positions

  • All

Disclaimers

Warning -

Cancer and Reproductive Harm -

www.P65Warnings.ca.gov