Bohler SAS 2-FD description: Rutile strip alloyed flux cored welding wire of type T 19 9 Nb R / E347LT0 for GMAW of stainless steels like 1.4546 / 347. BOHLER SAS 2-FD is designed for single and multi-pass welding mainly in the flat and horizontal position, horizontal/vertical position as well as the slightly vertical-down position (1 o'clock).