BSI BS 4344:1968

Withdrawn Revision
Pulley blocks for use with natural and synthetic fibre ropes

Best Price Guarantee Sep 20, 1968 English 1 Pages

This Document Has Been Superseded

A newer publication replaces it: BSI BS EN 13157


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BSI BS 4344:1968

Pulley blocks for use with natural and synthetic fibre ropes

PUBLISH DATE 1968
BSI BS 4344:1968

WITHDRAWN, 3/1/2006

Requirements for pulley blocks designed to lift up to 6 tons in combination with natural and synthetic fibre ropes of maximum safe working load up to 10 kN on the single part, rope safety factor 8, maximum rope velocity 0.5 m/s, and a sheave diameter at the bottom of the groove not less than five rope diameters.

Specifications include:

  • Materials and heat treatment
  • Block shell
  • Head fitting
  • Becket
  • Axle pins
  • Sheaves
  • Lubrication
  • Locking nuts
  • Finish

Recommendations for contracts and marking of safe working load per rope fall are also provided.

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