304 stainless steel channel bar 1) Material: 304(L),316(L), 321, 310, 430, ... -140mm, B:37mm-60mm, D:4.5mm. 304 stainless steel channel barwidely used in construction, industry customized according to your requirements ... : ASTM A276/ A 484M StandardAISI ASTM Material200 300 seriesTechniqueHot rolled, one time molding TypeThicknessHeightWidthSize6#4.3-5mm32-36mm59.5-59.7mm8 ...