21/30419352 DC

This standard 21/30419352 DC BS ISO 4344. Steel wire ropes for lifts. Minimum requirements is classified in these ICS categories:

• 77.140.65 Steel wire, wire ropes and link chains
• 91.140.90 Lifts. Escalators

This International Standard specifies the minimum requirements for the manufacture and testing of stranded carbon steel wire ropes for lifts, made from bright and galvanized wire finish in various constructions from 6 mm to 38 mm diameter.

It is applicable to ropes used for suspension duty on traction drive and roped hydraulic lifts, and for compensation and governor duties on passenger and freight lifts, dumbwaiters, personnel hoists and man lifts moving between guides.

It is not applicable to ropes for

• builder’s hoists,

• temporary hoists not running between permanent guides,

• cable-ways,

• mine hoists.