Esab Dual Shield 9000-B3 description: Dual Shield 9000-B3 is an all-position flux cored electrode which deposits a 2.25% Cr - 1% Mo weld metal. The analysis is very similar to Dual Shield 98 CM, except 9000-B3 is for out-of-position welding. The weld metal analysis is similar to an E9018-B3 low hydrogen electrode. Dual Shield 9000-B3 is recommended for welding 2.25% Cr - 1% Mo steels. This wire is designed for single or multiple pass welding. Shielding gas of 100% CO2 and 75% Ar - remainder CO2 may be used.