Plate Type Heavy Duty Rack 1.ISO9001: ... .7/3.3/3.6m Technical Parameters of Plate Type Heavy Duty Rack Shelves Pillar(1)Shelves use ... , space of holes in pillar is 75mm, adjustable, accumulative error of holes space is plus or ... to 2.0,(5) Material: Fine steel SS4OO type Surface Treatment 1) Surface treatment of steel Derusting è ... and reliable operation, convenient to fix. Plate Type Heavy Duty Rack