... Stainless steel channel Grade : AISI 304 , 201 ,316 , 321 etc, 6#,8#,10#,12#,14#,16#,18#,20#,22#,24# ProductStainless steel ... channelAnother NameSteel channel bar , U channel , stainless steel bar,stainless steel profileSize6#,8#,10 ... ,309S, 309H, 310, 310S etcStandardANSI/ASTM/SUS/GB/DIN/EN/BSSurfaceBright finish , hot rolled ... ≤0.030 SUS 321 stainless steel channel U channel