Description: made from pre-galvanized sheets.several coatings applied before and after tube productiontubes are tough, durable, light-weight and zinc coated from pre-galvanized sheets.finds application in fencing, cabling and ducting, automotive (bus body) and greenhouse structuresproduct range comprises various sizes from 12" to 4" with 19--114.3 mm outer diameter features: can bear maximum working pressuremaintenance freebasically used for fence frameworksimple installation technical specifications:product thickness (mm) length coating (gmsm) sizespre galvanised pipes not limited random length of 4 to 7 meters unless specified otherwise 100gmm2275gmm2 -4