The most common types of mig wire for welding mild steel are er70s 3 and er70s 6.
Er70s 3 mig wire.
Harris er70s 6 030 mig welding wire 11 spool e70s6e5 11 lb.
Both wires belong to aws specification a5 18 and can be used interchangeably in most applications because they provide almost identical mechanical properties.
You ll also find flux cored.
Type er70s 2 is the most popular tig rod for welding carbon and low alloy steels it is a triple deoxidized steel welding wire used for both tig and mig welding applications.
Er70s 3 is typically used on clean oil free and rust free base material.
Mild steel welding alloy a general purpose welding wire for fabrication of mild steel.
For best performance use on clean oil free and rust free base material.
O ne of the most frequently asked questions is if there is a valid reason to use an er70s 3 s3 mig wire versus the more commonly used er70s 6 s6 wire.
Deposited charpy v notch impact properties 35 ft.
Is er70s 3 even necessary anymore.
Er70s 3 gmaw mig description.
Grainger carries a large stock of mig welding wire and flux core welding wire to meet your welding needs including aluminum carbon steel copper coated mild steel stainless steel and more.
Contains silicon and manganese as deoxidizers.
These wires are designed to meet minimum tensile strength requirements of 70 000 psi.
Er70s 2 mig welding wire.
Type er70s 3 is a welding wire for tig and mig welding applications.
Best weld appearance and toe wetting when compared to er70s 3 and er70s 4 classifications.
Mig welding wire er70s 3 carbon steel dia.
Er70s 3 mig welding wire 10 products grainger carries a large stock of mig welding wire and flux core welding wire to meet your welding needs including aluminum carbon steel copper coated mild steel stainless steel and more.
But which one is best for a particular application.
In 0 030 2 lb spool min.
Tensile strength 70 psi used for sheet metal applications for single or multiple pass standards aws a5 18 product details.
Choose from various diameters of wire for different welders and welding projects.
Choose from various diameters of wire for different welders and welding projects.
Spool harris er70s 6 030 diameter mig welding wire is a copper coated general purpose welding wire for fabrication of mild steel er70s 6 contains more de oxidizers than er70s 3 which provide better wetting and a flatter bead shape.