ER70S3

High-Performance Mild Steel TIG Welding Rod.

Approximate number of rods per 1 lb. pack for each diameter:

• .045" (1.14mm): 36 - 40
• 1/16" (1.6mm): 26 - 30
• 3/32" (2.4mm): 12 - 16
• 1/8" (3.2mm): 8 - 10

ER70S-3 AWS A 5.18 CLASS ER 70S-3

ER70S-3 is a Silicon and Manganese de-oxidized wire used to weld mild and low alloy steels.

ER70S-3 produces quality welds on rimmed steels, better welds on semi-killed steels, and excellent welds on killed steels.

The post weld finishing of this wire permits easy grinding and deposits are readily painted or powder coated.

ER70S-3 is a good general-purpose steel wire.

Tensile strength: 62,400 psi.

Elongation is 31%.

Learn More:

• Spec Sheet: PDF
• SDS: PDF