Specifications stainless steel channel bar 1) Material: 304(L),316(L), 321, ... :60mm-200mm, B:37mm-102mm StandardAISI ASTM Material 300 seriesTechniqueHot rolled, one time molding TypeThicknessHeightWidthSize6#4 ... ±0.5mmSurfaceHot-rolled, pickled or sand blastingApplicationWidely used in architectural, engineering, food, petrochemical and ... AISI Stainless Steel Channels used for engineering construction