Product Function Description: Product Features: AWS Classification: ER70S-2. 1/16" diameter, 36" length A premium, multiple deoxidized wire. Produces high quality welds in most grades of carbon steels. E70S-2 is a triple deoxidized wire which provides defect free weld deposits when properly used on most carbon steels. It is used especially for pipe welding. ER70S-2 Conforms to AWS A5.18 ER70S-2. Typical Applications: Repairs on a variety of mild and low alloy steel; Small diameter pipe and tubing; Sheet metal applications; Root pass pipe welding. .