Disclosure: Some product links are affiliate or referral links. As an Amazon Associate, Weld Support Parts earns from qualifying purchases. Other marketplace links may also earn a commission at no extra cost to you. Learn more.

ER70S-6 MIG Wire

Start here for the common solid MIG wire search path for mild steel fabrication and repair.

MIG / GMAW Mild steel AWS A5.18

Shopping Search Path

These are Amazon searches by AWS grade or common job wording, not verified exact-product buy buttons. Confirm AWS classification, diameter, package size, product form, brand, seller, and job requirements before purchasing.

Amazon search ER70S-6 MIG wire .030 Search path, not a verified SKU match Amazon search ER70S-6 MIG wire .035 Search path, not a verified SKU match Amazon search ER70S-6 11 lb spool Search path, not a verified SKU match

Start with These AWS Pages

AWS A5.18 ER70S-6

Mild steel and carbon steel

Compare Nearby Options

AWS A5.18 ER70S-3

Clean mild steel and carbon steel

 AWS A5.18 ER70S-2

Mild steel and carbon steel

 AWS A5.18 ER70S-6

Mild steel and carbon steel

Verify Before Welding

Match wire diameter to the machine, liner, drive rolls, and contact tip.

Confirm shielding gas and base-metal condition.

Use WPS or customer requirements for structural or code work.

Use note: AWS classifications are used here as practical lookup keys. Always verify the current AWS specification, manufacturer data sheet, WPS, code requirements, base metal grade, shielding gas or current type, diameter, and package size before purchasing or welding.