... magnetic state solution Specifications of Stainless Steel Channel:1.Another Name: Steel channel bar, U channel, stainless steel bar, stainless steel profile ... :2.Size 6#, 8#, 10#, 12#, 14#, 16#, 18#, ... grit #150-#320 on the NO.4 finish and has continuous streaks, mainly used as buildings ornaments elevators, door of ...