... requiry 2.Material: stainless steel 3.Standard: AISI,JIS,GB 4.Useage:struction steel AISI 316 1.4401 welded mechanical stainless steel channels ... 1.Size:many sizes2.Material:SUS201,202,301,303 ... to 6m,or according to the customer's requirement4.Standard: AISI,JIS,GB, ISO,DIN5.Finish: Cold Drawn ,hot rolled & ...