We are looking fr 115mm pereferated Hot dip Galvanized cable trays with side fold of say 8 to 10 mm with a additional fold  for refnforcment. we need a total of 50 t0 60 meter, and we use it not for cable laying but as a cover for a set of long rain water drain. please if any of your person can vist he will have a clear idea. We are located in PADUR OMR Road Chennai