... by courtesy of TWI) 32 Welded design ± theory and practice used in a mechanised form for welding stainless steel and aluminium alloys, and is particularly suited to pipe and tubular shapes in ... properties of being able to be transmitted around corners and of being capable of being split The laser and electron beam 24 Welded design ± theory and practice processes today exist as complementary methods ... penetration into the parent metal and 28 Welded design ± theory and practice 3.2 Submerged arc welding (photograph by courtesy of TWI) thicker sections can be welded without edge preparation than...