... Q235 or Stainless Steel such as ss304 ss304L ss316 ss316L...2) Surface Treatment: Hot dip galvanized , Painted , Untreated.3) ... 7 x 4, 75 x 7 x 4, etc. 2) Bearing Bar Pitch (center to center)12.5, 15, ... 3/16'', 1 1/4'' x 3/16'', 1-1/2'' x 3/16'', 1'' x 1/4'', 1-1 ... saddle clips are featuring in easy installation & saving zinc layer.2.Regarding welding installation, angle wolding would used at the first ...