Hello,
i would like your help on a consumable selection issue.
We need to weld a hammer union (WECO) 4" mat. AISI 4130 AS (fig.1002) with a flange WN 4" RTJ sch.160 A350 LF2.
The joint will be butt connected with GTAW-SMAW method.
We are thinking to use the following:
AWS A5.28-96: ER80S-G...