Skip to content
Free US shipping: Optrel & general orders $50+ | Welding wire & rod $750+ | MIG guns, TIG torches & parts $250+
Free US shipping on qualifying orders from $50
Inweld MIG and flux-core welding wire spools in cartons

ER70S-3 Mild Steel MIG Welding Wire, Inweld

by Inweld
Save $1,665.53 Save $29.68
$76.67
$17.04 - $4,185.52
$76.67
$46.99
$10.99 - $2,519.99
$46.99
Free US shipping on welding wire & rod orders of $750+. Under $750, shipping is calculated at checkout.
SKU 1170S3023

⚠️WARNING: Cancer and Reproductive Harm

www.p65warnings.ca.gov

ER70S-3 MIG welding wire (AWS A5.18) for GMAW welding of mild steel.

Use this solid wire in the GMAW (MIG) process with the shielding gas recommended for its AWS classification. Choose a diameter and spool or drum size that matches your machine and production volume.

Commonly searched as 70S-3 MIG wire.

Spec Detail
Classification ER70S-3
AWS specification AWS A5.18
Process MIG Welding Wire
Material Mild Steel
Brand Inweld
Diameters offered 0.023, 0.030, 0.035, 0.040, 0.045
Packages offered 11 lb Spool, 2 lb Spool, 33 lb Spool, 44 lb Spool, 550 lb Drum, 904 lb Drum

ER70S-3 MIG welding wire (AWS A5.18) for GMAW welding of mild steel.

Use this solid wire in the GMAW (MIG) process with the shielding gas recommended for its AWS classification. Choose a diameter and spool or drum size that matches your machine and production volume.

Commonly searched as 70S-3 MIG wire.

Spec Detail
Classification ER70S-3
AWS specification AWS A5.18
Process MIG Welding Wire
Material Mild Steel
Brand Inweld
Diameters offered 0.023, 0.030, 0.035, 0.040, 0.045
Packages offered 11 lb Spool, 2 lb Spool, 33 lb Spool, 44 lb Spool, 550 lb Drum, 904 lb Drum