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Check The Use Of Galvanized Steel Wire Rope
Aug 08, 2017

  Check the use of Galvanized Steel Wire Rope

  1, the use of Galvanized Steel Wire Rope crane, Galvanized Steel Wire Rope factory should be issued by the technical performance and quality certification documents;

  2, the crane used Galvanized Steel Wire Rope specifications, models should meet the requirements of the machine, and should match the pulley and reel, wear around the correct;

  3, Galvanized Steel Wire Rope shall not have kink, flattened, bent, broken shares, broken wire, broken core, cage distortion and other deformation;

  4, the number of stranded Galvanized Steel Wire Rope broken wire control standards should be in accordance with the provisions of Table 6.1.8 ~ 1,

  5, steel rope lubrication should be good, and keep clean;

  6, Galvanized Steel Wire Rope and reel connection should be solid, Galvanized Steel Wire Rope release, the reel should be retained more than three laps;

  7, the end of the Galvanized Steel Wire Rope should be fixed to achieve the required strength of the instructions:

  1) with wedge and wedge fastening, the solid strength should not be less than 75% of the Galvanized Steel Wire Rope breaking tension; wedge should not have cracks, wedges should not be loose;

  2) with a conical sleeve casting solid connection, the solid joint strength should reach the rope rope breaking tension;

  3) with aluminum alloy pressing fixed, the fixed strength should reach the rope rope breaking tension; joints should not have cracks;

  4) When assembling and fixing, the fixing strength shall meet the following requirements:

  ① d15mm below, solid joint strength should not be less than 90% of Galvanized Steel Wire Rope breaking tension;

  ② d16 ~ 26mm, solid joint strength should not be less than 85% of Galvanized Steel Wire Rope breaking tension;

  ③ d28 ~ 36mm, solid joint strength should not be less than 80% of Galvanized Steel Wire Rope breaking tension;

  ④d39mm above, solid joint strength should not be less than 75% of Galvanized Steel Wire Rope breaking tension.

  The length of the length of the wire should not be less than the Galvanized Steel Wire Rope diameter of 20 to 25, times, and the shortest length of the assembly should not be less than 300mm; compilation part should be bundled thin steel wire, fine wire bundled length should be greater than the Galvanized Steel Wire Rope diameter of 20,

  5) with the pressure plate fixed, the fixed strength should reach the rope rope breaking tension;