steel wire rope splicing factory
Manufacturer of aluminum swage sleeves including hour glass, oval, thin wall, combo & fiber rope sleeves. Hour glass sleeves range in rope & sleeve size from 1/32 to 1/2, width from .090 to 1.062, height from .136 to 1.625, hole width from .040 to .562, length from 1/4 to 2. Oval sleeves have a rope & sleeve size of 1/16, width of .172, height of .250, hole width of .078 & length of 3/8. Thin wall sleeves range in rope & sleeve size from 3/32 to 5/32, in width from .226 to .375, height from .372 to .562, hole width from .118 to .200 & length from 1/2 to 11/16. Combo sleeves are available with rope & sleeve size of 1/8 x 1/16, width of .343, height of .500, hole widths of .156 & .078 & length of 5/8 or sleeve size of 3/16 x 1/8, width of .430, height of .656, hole widths of .160 & .320 & length of 1. Fiber rope sleeves range in rope & sleeve size from 1/8 to 7/16, width from .250 to .855, height of .388 to 1.35, hold width from .160 to .525 & length from 1/2 to 1 1/4.
Custom manufacturer of metal sleeves. Materials include cold rolled, hot rolled, stainless, spring, galvanized and coated steel, aluminum, nickel, brass, bronze, Hastelloy®, copper, Inconel® and alloys. Sizes range from 1/16 to 3-5/16 inch inner diameter, 1/8 to 9 inch length and .010 to .156 wall thickness. Heat treating, hardening, annealing, tapping, coining, grinding, polishing, burnishing, vibratory deburring, packaging and assembly secondary services provided. Serves the aerospace, construction, agricultural, food processing, automotive, electronics, furniture, fencing, water treatment and petrochemical industries.
We custom manufacture wire rope assemblies (endless loop) for conveyor lines. Our specialty is the Long splice. The Long splice is used to create a continuous or endless loop of wire rope cable frequently utilized on conveyor systems. The splice is a difficult multi-step labor intensive process in which two wire rope cable ends are joined end to end and the strands are intertwined to merge the two individual wire rope cable ropes ends.
Our proven experience can be viewed first hand in the quality of our wire rope cable splices we perform regularly for diverse clientele in the Unites States and around the world. For assistance with your unique wire rope conveyor cable splicing needs, please complete theor call us directly at
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We are a leading UK midland based Family run manufacturing Company and stockist of Lifting Equipment, Chain slings, Wire Rope Rigging of all ropes including Anti spin and Crane ropes, Hand splicing of all ropes, and 316 quality Marine equipment, including Architectural, industrial applications.... Read More
In stricter senses, the term wire rope refers to a diameter larger than 9.5 mm (3⁄8 in), with smaller gauges designated cable or cords.wrought iron wires were used, but today steel is the main material used for wire ropes.
Historically, wire rope evolved from wrought iron chains, which had a record of mechanical failure. While flaws in chain links or solid steel bars can lead to catastrophic failure, flaws in the wires making up a steel cable are less critical as the other wires easily take up the load. While friction between the individual wires and strands causes wear over the life of the rope, it also helps to compensate for minor failures in the short run.
Wire ropes were developed starting with mining hoist applications in the 1830s. Wire ropes are used dynamically for lifting and hoisting in cranes and elevators, and for transmission of mechanical power. Wire rope is also used to transmit force in mechanisms, such as a Bowden cable or the control surfaces of an airplane connected to levers and pedals in the cockpit. Only aircraft cables have WSC (wire strand core). Also, aircraft cables are available in smaller diameters than wire rope. For example, aircraft cables are available in 1.2 mm (3⁄64 in) diameter while most wire ropes begin at a 6.4 mm (1⁄4 in) diameter.suspension bridges or as guy wires to support towers. An aerial tramway relies on wire rope to support and move cargo overhead.
Modern wire rope was invented by the German mining engineer Wilhelm Albert in the years between 1831 and 1834 for use in mining in the Harz Mountains in Clausthal, Lower Saxony, Germany.chains, such as had been used before.
Wilhelm Albert"s first ropes consisted of three strands consisting of four wires each. In 1840, Scotsman Robert Stirling Newall improved the process further.John A. Roebling, starting in 1841suspension bridge building. Roebling introduced a number of innovations in the design, materials and manufacture of wire rope. Ever with an ear to technology developments in mining and railroading, Josiah White and Erskine Hazard, principal ownersLehigh Coal & Navigation Company (LC&N Co.) — as they had with the first blast furnaces in the Lehigh Valley — built a Wire Rope factory in Mauch Chunk,Pennsylvania in 1848, which provided lift cables for the Ashley Planes project, then the back track planes of the Summit Hill & Mauch Chunk Railroad, improving its attractiveness as a premier tourism destination, and vastly improving the throughput of the coal capacity since return of cars dropped from nearly four hours to less than 20 minutes. The decades were witness to a burgeoning increase in deep shaft mining in both Europe and North America as surface mineral deposits were exhausted and miners had to chase layers along inclined layers. The era was early in railroad development and steam engines lacked sufficient tractive effort to climb steep slopes, so incline plane railways were common. This pushed development of cable hoists rapidly in the United States as surface deposits in the Anthracite Coal Region north and south dove deeper every year, and even the rich deposits in the Panther Creek Valley required LC&N Co. to drive their first shafts into lower slopes beginning Lansford and its Schuylkill County twin-town Coaldale.
The German engineering firm of Adolf Bleichert & Co. was founded in 1874 and began to build bicable aerial tramways for mining in the Ruhr Valley. With important patents, and dozens of working systems in Europe, Bleichert dominated the global industry, later licensing its designs and manufacturing techniques to Trenton Iron Works, New Jersey, USA which built systems across America. Adolf Bleichert & Co. went on to build hundreds of aerial tramways around the world: from Alaska to Argentina, Australia and Spitsbergen. The Bleichert company also built hundreds of aerial tramways for both the Imperial German Army and the Wehrmacht.
In the last half of the 19th century, wire rope systems were used as a means of transmitting mechanical powercable cars. Wire rope systems cost one-tenth as much and had lower friction losses than line shafts. Because of these advantages, wire rope systems were used to transmit power for a distance of a few miles or kilometers.
Steel wires for wire ropes are normally made of non-alloy carbon steel with a carbon content of 0.4 to 0.95%. The very high strength of the rope wires enables wire ropes to support large tensile forces and to run over sheaves with relatively small diameters.
In the mostly used parallel lay strands, the lay length of all the wire layers is equal and the wires of any two superimposed layers are parallel, resulting in linear contact. The wire of the outer layer is supported by two wires of the inner layer. These wires are neighbors along the whole length of the strand. Parallel lay strands are made in one operation. The endurance of wire ropes with this kind of strand is always much greater than of those (seldom used) with cross lay strands. Parallel lay strands with two wire layers have the construction Filler, Seale or Warrington.
In principle, spiral ropes are round strands as they have an assembly of layers of wires laid helically over a centre with at least one layer of wires being laid in the opposite direction to that of the outer layer. Spiral ropes can be dimensioned in such a way that they are non-rotating which means that under tension the rope torque is nearly zero. The open spiral rope consists only of round wires. The half-locked coil rope and the full-locked coil rope always have a centre made of round wires. The locked coil ropes have one or more outer layers of profile wires. They have the advantage that their construction prevents the penetration of dirt and water to a greater extent and it also protects them from loss of lubricant. In addition, they have one further very important advantage as the ends of a broken outer wire cannot leave the rope if it has the proper dimensions.
Stranded ropes are an assembly of several strands laid helically in one or more layers around a core. This core can be one of three types. The first is a fiber core, made up of synthetic material or natural fibers like sisal. Synthetic fibers are stronger and more uniform but cannot absorb much lubricant. Natural fibers can absorb up to 15% of their weight in lubricant and so protect the inner wires much better from corrosion than synthetic fibers do. Fiber cores are the most flexible and elastic, but have the downside of getting crushed easily. The second type, wire strand core, is made up of one additional strand of wire, and is typically used for suspension. The third type is independent wire rope core (IWRC), which is the most durable in all types of environments.ordinary lay rope if the lay direction of the wires in the outer strands is in the opposite direction to the lay of the outer strands themselves. If both the wires in the outer strands and the outer strands themselves have the same lay direction, the rope is called a lang lay rope (from Dutch langslag contrary to kruisslag,Regular lay means the individual wires were wrapped around the centers in one direction and the strands were wrapped around the core in the opposite direction.
Multi-strand ropes are all more or less resistant to rotation and have at least two layers of strands laid helically around a centre. The direction of the outer strands is opposite to that of the underlying strand layers. Ropes with three strand layers can be nearly non-rotating. Ropes with two strand layers are mostly only low-rotating.
Stationary ropes, stay ropes (spiral ropes, mostly full-locked) have to carry tensile forces and are therefore mainly loaded by static and fluctuating tensile stresses. Ropes used for suspension are often called cables.
Track ropes (full locked ropes) have to act as rails for the rollers of cabins or other loads in aerial ropeways and cable cranes. In contrast to running ropes, track ropes do not take on the curvature of the rollers. Under the roller force, a so-called free bending radius of the rope occurs. This radius increases (and the bending stresses decrease) with the tensile force and decreases with the roller force.
Wire rope slings (stranded ropes) are used to harness various kinds of goods. These slings are stressed by the tensile forces but first of all by bending stresses when bent over the more or less sharp edges of the goods.
Technical regulations apply to the design of rope drives for cranes, elevators, rope ways and mining installations. Factors that are considered in design include:
Donandt force (yielding tensile force for a given bending diameter ratio D/d) - strict limit. The nominal rope tensile force S must be smaller than the Donandt force SD1.
The wire ropes are stressed by fluctuating forces, by wear, by corrosion and in seldom cases by extreme forces. The rope life is finite and the safety is only ensured by inspection for the detection of wire breaks on a reference rope length, of cross-section loss, as well as other failures so that the wire rope can be replaced before a dangerous situation occurs. Installations should be designed to facilitate the inspection of the wire ropes.
Lifting installations for passenger transportation require that a combination of several methods should be used to prevent a car from plunging downwards. Elevators must have redundant bearing ropes and a safety gear. Ropeways and mine hoistings must be permanently supervised by a responsible manager and the rope must be inspected by a magnetic method capable of detecting inner wire breaks.
The end of a wire rope tends to fray readily, and cannot be easily connected to plant and equipment. There are different ways of securing the ends of wire ropes to prevent fraying. The common and useful type of end fitting for a wire rope is to turn the end back to form a loop. The loose end is then fixed back on the wire rope. Termination efficiencies vary from about 70% for a Flemish eye alone; to nearly 90% for a Flemish eye and splice; to 100% for potted ends and swagings.
When the wire rope is terminated with a loop, there is a risk that it will bend too tightly, especially when the loop is connected to a device that concentrates the load on a relatively small area. A thimble can be installed inside the loop to preserve the natural shape of the loop, and protect the cable from pinching and abrading on the inside of the loop. The use of thimbles in loops is industry best practice. The thimble prevents the load from coming into direct contact with the wires.
A wire rope clip, sometimes called a clamp, is used to fix the loose end of the loop back to the wire rope. It usually consists of a U-bolt, a forged saddle, and two nuts. The two layers of wire rope are placed in the U-bolt. The saddle is then fitted to the bolt over the ropes (the saddle includes two holes to fit to the U-bolt). The nuts secure the arrangement in place. Two or more clips are usually used to terminate a wire rope depending on the diameter. As many as eight may be needed for a 2 in (50.8 mm) diameter rope.
The mnemonic "never saddle a dead horse" means that when installing clips, the saddle portion of the assembly is placed on the load-bearing or "live" side, not on the non-load-bearing or "dead" side of the cable. This is to protect the live or stress-bearing end of the rope against crushing and abuse. The flat bearing seat and extended prongs of the body are designed to protect the rope and are always placed against the live end.
The ends of individual strands of this eye splice used aboard a cargo ship are served with natural fiber cord after splicing to help protect seamens" hands when handling.
An eye splice may be used to terminate the loose end of a wire rope when forming a loop. The strands of the end of a wire rope are unwound a certain distance, then bent around so that the end of the unwrapped length forms an eye. The unwrapped strands are then plaited back into the wire rope, forming the loop, or an eye, called an eye splice.
A Flemish eye, or Dutch Splice, involves unwrapping three strands (the strands need to be next to each other, not alternates) of the wire and keeping them off to one side. The remaining strands are bent around, until the end of the wire meets the "V" where the unwrapping finished, to form the eye. The strands kept to one side are now re-wrapped by wrapping from the end of the wire back to the "V" of the eye. These strands are effectively rewrapped along the wire in the opposite direction to their original lay. When this type of rope splice is used specifically on wire rope, it is called a "Molly Hogan", and, by some, a "Dutch" eye instead of a "Flemish" eye.
Swaging is a method of wire rope termination that refers to the installation technique. The purpose of swaging wire rope fittings is to connect two wire rope ends together, or to otherwise terminate one end of wire rope to something else. A mechanical or hydraulic swager is used to compress and deform the fitting, creating a permanent connection. Threaded studs, ferrules, sockets, and sleeves are examples of different swaged terminations.
A wedge socket termination is useful when the fitting needs to be replaced frequently. For example, if the end of a wire rope is in a high-wear region, the rope may be periodically trimmed, requiring the termination hardware to be removed and reapplied. An example of this is on the ends of the drag ropes on a dragline. The end loop of the wire rope enters a tapered opening in the socket, wrapped around a separate component called the wedge. The arrangement is knocked in place, and load gradually eased onto the rope. As the load increases on the wire rope, the wedge become more secure, gripping the rope tighter.
Poured sockets are used to make a high strength, permanent termination; they are created by inserting the wire rope into the narrow end of a conical cavity which is oriented in-line with the intended direction of strain. The individual wires are splayed out inside the cone or "capel", and the cone is then filled with molten lead-antimony-tin (Pb80Sb15Sn5) solder or "white metal capping",zincpolyester resin compound.
Donald Sayenga. "Modern History of Wire Rope". History of the Atlantic Cable & Submarine Telegraphy (atlantic-cable.com). Archived from the original on 3 February 2014. Retrieved 9 April 2014.
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.
If ropework were not a popular pastime, then "The Art of the Sailor" by Hervey Garrett Smith would not be such a popular book, nor would "The Ashley Book of Knots" be in its umpteenth printing. There"s also a book called "The Marlinspike Sailor".
But the most practical book, for you "Practical Machinists" is "Handbook of Seamen"s Rope Work. The author was an old-time Scandanavian sailor and this one has all the techniques for working with big lines and wires.
I have an application for spliced wire that does not involve lifting. The luff wire in the jib on my old gaff-rigged sailboat is a phosphor-bronze wire rope with spliced eyes. This jib is "set flying" - it is not "hanked" to a forestay.
Wire rope has become one of the most versatile and useful pieces of equipment around. It has dramatically transformed the way in which dozens of industries operate. which is even more the case thanks to the hand spliced assemblies and range of fittings that it can be utilised with.
While we supply both of these products separately, we also supply a number of assemblies as well; finished pieces of equipment made from wire rope and complete with an end fitting.
A common way a rope is hand-spliced is one that has had its end bent back along itself to create a looped eye shape. The strands at the end of this eye are then tucked back inside the body of the rope by hand. This is called a tapered and concealed splice. The eye shape helps to create a sling that can be used for a variety of applications. Without the worry of their being any rough ends that could snag hands.
You can often see hand-spliced ropes being utilised with thimbles. These are metallic objects that resemble the shape of the eye loop mentioned above. With this small fitting, the rope will be bent around the thimble to create the eye loop. With the internal thimble offering a strong structural support.
Hand-splicing can be complete without the need for a thimble. But this product is recommended as it adds an extra layer of safety and strength to an operation.
All hand-splicing provided by us will have been safely, reliably and professionally carried out on site by our experienced team. Those conducting the actual hand-splicing are fully trained, and can help to create some of the best spliced products on the market!
If you would like to find out more about our hand spliced assemblies, wire rope or fibre rope, then we would love to have a chat. If you are interested in this product, please enlist the help of the experts rather than attempting to create the assembly yourself!
Located in northwest New Jersey, Jersey Strand and Cable, Inc. has been the most diversified fine diameter strand and cable manufacturer of its magnitude in the world for over 30 years. Our highly skilled and experienced staff provides our customers with the highest-quality standard and custom cable and stranded wire products available, including wire rope. Our innovative product development and unique custom cable manufacturing techniques allow us to provide micro-miniature, miniature, and small diameter wire sizes up to 1/8-inch finished product diameter.
With two state-of-the-art facilities in New Jersey that total over 100,000 square feet, Jersey Strand and Cable, Inc. is fulfilling a need in the industry for specialty cable and wire strand made to exact customer requirements. Our modern testing and development laboratory, along with other peripheral equipment and 200+ production machines, helps ensure that each customer’s product is manufactured and delivered to meet their precise specifications. Spearheaded by a former IBM systems engineer, we have developed a computerized, fully integrated management control system that controls and records all details of the manufacturing process, from RFQs to shipping and invoicing, to ensure that our products are adhering to customer and Jersey Strand and Cable, Inc. specifications. This system is efficient and streamlined and has been a huge factor in our success as the leading manufacturer of strand and cables.
The above shown 500tonnes 4 tie rods compact wire rope splicing press which can splice up to 30mm wire rope in single bite. This is our new indigenous design for wire rope splicing. The machine is working with satisfactory result in Indian market. This machine is available in two options
This press is fabricated in mid steel of IS 226, 2026 or 449 grade. Duly tested chemically as well as physically before manufacturing. The hydraulic cylinder is manufactured of solid bars and duly packed with high pressure chevron packing seals and dust cover seal. The press is provided with the 10H.P. power pack with & without dual pump system as per client’s requirement.