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  • Cable trays in Oil & Gas industry: Allowing competition of materials without compromising quality
    … Nema FG1 or VE1: Cable ladders mechanical resistance as per NEMA FG1 / VE1 tests shall be selected in accordance with the detailed cable routing and support studies: NEMA class 10B (span =3m … … 10C (span =3m) or 20C (span = 6m): Load =150kg/m Aluminum alloys Al. alloys trays and ladders shall be of the 5754 grade.
  • Cable trays offshore: A choice of materials
    some manufacturers prefer to use aluminium alloy rivets for aluminium constructions rather than to weld: in the specific case of aluminium alloy cable tray systems, rivets are used to attach the rungs to the side rail of cable ladders. The strict load/span requirements of standards like the US NEMA VE 1 [5] Table I or EN … 20C .