... # Surface:Pickled/polish finish. Certificate:ISO9001:2000 SGS. stainless steel channel barThis product is one of the leading products in our ... ,food industry,petrochemical industry,medical device,building and decoration.Shape: U-channelMaterial Grade:201,202,301,303,304(L ... need. 6#,14#-20# Welding channel,pickled/polish finish.Length:6 meters,or according to your request. stainless steel channel bar