AWS A5.9 ER409Nb; ASME SFA5.9; EN 14343-A
(1)Weld metal is ferrite structure with 12%Cr-Cb(Nb).
(2)Additional Nb content in weld metal promotes the fiormation of ferrite and improves the corrosion resistance and strength at high temperatures.
0.03" to 3/16"
Spool, Tube, Drum
33lbs/Spool; 10lbs/Tube; 250lbs/Drum