Automig 90S-B3/Tigfil 90S-B3 (ER90S-B3)
Automig 90S-B3/Tigfil 90S-B3 (ER90S-B3)
Copper coated solid wire conforming AWS class of SFA 5.28 ER90S-B3
For butt and fillet welding of 2.25Cr-1Mo heat-resistant steel such as SA-387 Grade 22, A 335 Grade P22 or similar materials in power stations, heat exchanger and oil refineries.
A copper coated low alloyed Cr-Mo wire for GTAW welding of similar chemical composition. Low spatters, smooth weld bead. Weld deposit have excellent heat-resistant property due to alloying of Cr and Mo and superior mechanical and toughness property after PWHT.