welding of casting
welding of casting
(OP)
I have to weld a BW Flange[A105] to a A216 Gr WCB casting. Joint requires 100% RT.Welding process is either GTAW or SMAW or combination of both.Which filler rod or electrode i should use???which coupon[BASE MATERIAL] i should weld to qualify the PQR???





RE: welding of casting
GTAW SFA 5.18 ER70S-2
SMAW SFA 5.1 E7018 H4