wire rope catalogue factory
Shandong Xingying Environmental Energy Technology Co. LTD is a professional company specializing in the production of wire ropes. The company is located in Hebei Anping which is close to a big northern Chinese port - Tianjin Port. So it enjoys the strategic location and convenient transportation.
Wire rope strength in the United States is typically shown in tons of 2,000 lbs. The wire rope strength is shown as minimum breaking force (MBF). This is a calculated strength that has been accepted by the wire rope industry. When tested on a tensile machine, a new rope will break at a value equal to- or higher than – the minimum breaking force shown for that rope. The published values apply to new, unused rope. A rope should never operate at – or near- the minimum breaking force. The minimum breaking force of the rope must be divided by the design factor required for the application to determine the maximum load allowed on the rope. During its useful life, a rope loses strength gradually due to natural causes such as surface wear and metal fatigue.
Fatigue resistance involves fatigue of the wire used to make up a rope. To have high fatigue resistance, wires must be capable of bending repeatedly under stress – for example, as a loaded rope passes over a sheave during operation. Increased fatigues resistance is achieved in a rope design by using a large number of wires. It involves both the wire properties and rope construction. In general, a rope made of many wires will have greater fatigue resistance than a same – size rope made of fewer, larger wires because smaller wires have a greater ability to bend as a rope passes over a sheave or around drums. To overcome the effects of fatigue, ropes must never bend over sheaves or drums with a diameter so small as to bend wires excessively. Standard for specific applications contain requirements for minimum sheave and drum sizes. Every rope is subject to metal fatigue from bending stress while in operation, and therefore the rope’s strength gradually diminishes as the rope is used.
Crushing is the effect of external pressure on a rope, which damages it by distorting the cross-section shape of the rope, its strands or core -or all three. Crushing resistance therefore is a rope’s ability to withstand or resist external forces, and is a term generally used to express comparison between ropes. When a rope is damaged by crushing, the wires, strands and core are prevented from moving and adjusting normally during operation. In general, IWRC ropes are more crush
resistant than fiber core ropes. Regular lay ropes are more crush resistant than lang lay ropes. 6-strand ropes have greater crush resistance than 8-strand ropes or 19-strand ropes. Compacted strand ropes are more resistant than standard round-strand ropes.
When a load is placed on a rope, torque is created within the rope as wires and strands try to straighten out. This is normal and the rope is designed to operate with this load-induced torque. However, this torque can cause both single part and multiple part hoisting systems to rotate. Load induced torque can be reduced by specially designed ropes. In standard 6 and 8- strand ropes, the torques produced by the outer strands and the IWRC are in the same direction and add together. In rotation-resistant ropes, the lay of the outer strands is in the opposite direction to the lay of the inner strands, thus the torques produced are in opposite directions and the torques subtract from each other.
TEUFELBERGER high performance steel wire ropes are being used for various tasks on cranes around the world. In order to keep their quality at the highest level, a team of experts has been working continuously on upgrading existing and developing new products. In these endeavors, we work together closely with our renowned customers so as to find the perfect solution for their high demands.
Our range of services encompasses rope assembly, splicing, exchanging ropes, and even providing customized training. For these purposes, our service teams are deployed to many countries of the globe.
soLITE® by TEUFELBERGER, the first-ever fiber rope featuring a steel wire rope construction, impresses its users by providing 10% more in loading capacity and 80% less in weight than its steel counterparts. Developed together with the crane specialists at LIEBHERR, it has already taken the place of steel wire ropes in challenging lifting applications.
© Copyright 2010 OneSteel Wire Pty Ltd ABN 59 000 010 873. Please note that the specifications and technical data contained in this document are subject
from the use of this publication. TM, ® Trademark or registered trademark of OneSteel Wire Pty Ltd. Photographs shown are representative only of typical
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Our structural ropes are produced and assembled in accordance with the EU harmonization directives and are certified with CE approval. The CE certification guarantees that the marked products can be traded in the EU without restrictions. Fatzer guarantees that all requirements necessary for CE approval have been met in accordance with the relevant directives.
Wirerope Works, Inc. manufactures Bethlehem Wire Rope®, the trade name under which we produce, sell and service our wire rope and strand products. The name "Bethlehem Wire Rope" represents the most complete facility and experienced personnel in North America. Our 46-acre manufacturing complex in Williamsport, Pennsylvania, with over 620,000 square feet under roof, is the single largest wire rope manufacturing facility in North America. Wirerope Works, Inc. manufactures its own wire, wire rope, structural strand, and all fabricated products such as pendants and other assemblies on the same premises.
Bethlehem brand wire rope and strand products have long been recognized worldwide for superior quality. Used for both lifting and stabilizing, Bethlehem Wire Rope products are used in a wide variety of applications ranging from crane and elevator hoist ropes to bridge suspension and anchoring offshore platforms. Wirerope Works, Inc. serves many industries including construction, logging, marine, mining, oil and gas, and steel.