Low alloy Cr-Mo steel stick electrode designed for 9%Cr – 1%Mo steels such as ASTM A387 Gr. 91, A335 P91 piping, A213 T91. B9 alloy is recommended for repair and maintenance of castings per ASME SA-217 Grade C12A.
Available as DevShield 9015-B9, DevShield 9016-B9, or DevShield 9018-B9.
AWS MECHANICAL REQUIREMENTS (1HR AT 1400°F):
|UTS (ksi)||Yield (ksi)||%El|