Check that the hole thread and the eye bolt thread are compatible. Always apply load to eye bolt in the plane of the eye. Rated shoulder pattern eye bolt, forged from special grade c1030 carbon steel 34 thread. Reference should be made to relevant standards and other statutory regulations. Eye bolts are some of the most critical pieces of lifting. Drill and tap the load to the correct sizes to a minimum depth of onehalf the eye bolt size beyond the shank length of the machinery eye bolt. We have a part that weighs approx 1,100 lbs and has three threaded m12x1. To ensure the correct position, suitable washers must be used.
Manufactured using swivel hoist rings, the new excel eye bolts are certified to handle the special loads of a head and shaft as they are maneuvered for various maintenance procedures. For example, when using a crosby eye bolt with a tight sling angle of 30 degrees the tension applied to the eye bolts during the lift will be two times the weight of the load being lifted. Fatigue rated at 112 times work load limit for 20,000 cycles. Bolt depot metric machinery eye bolt working load limits. Collar eyebolts must be fitted with a shackle or link to accept. The larger internal eye diameter offers a versatile alternative to standard grade 4 eyebolts. Product information report eye bolts eye bolt usage shoulder eye bolts are recommended whenever possible. Grade8 eye bolts offer up to 4 times higher lifting capacity in certain applications. An angular lift places additional stress on an eye bolt above that of the load to be hoisted.
When using lifting slings of two or more legs, make sure the loads in the legs are calculated using the. Zxhao m8 ring lifting expansion eyebolt bolt screw with ring 304 stainless steel m8x60 5pcs uxcell m12 x 120mm 304 stainless steel sleeve anchor concrete expansion eye bolt increway eye bolt fastener, 4pack m8 x 80mm 304 stainless steel ring lifting expansion eyebolt bolt with eye ring, screw closed hook anchor bolt. The eye must be in the correct plane and the collar must sit evenly on the contact surface. Regular, shoulder and screw eye bolts have a hot dip galvanized finish and the machinery eye bolts are selfcolored with a light rust preventative oil applied.
Din 529 a anchor bolts stone bolt din 529 b anchor bolts stone bolt. Inspections should be carried out by competent persons only. White zincplated lifting eye bolts and lifting eye nuts minimum 8 microns and hotdip galvanised lifting eye bolts and lifting eye nuts minimum 78 microns are also ready for immediate delivery. Scaffold restraint tie and free nylon pluga nylon plug and zinc plated eyebolt suitable for use in concrete, masonry and most natural stone. When using lifting slings of two or more legs make sure the forces in the leg are calculated. I would like some help calculating the lifting capacity of a partially engaged lifting eye bolt. Australian lifting centre pty ltd sable engineering. Never exceed the capacity of the eyebolt see table 1. The working load limits on this page apply only to machinery eye bolts and machinery eye bolts with shoulders. For angular lifts, adjust working load as shown above. Screw the eye bolt on all the way down and properly seat. Forged eye nuts g400 forged steel quenched and tempered. The most common stainless steel for general hardware use.
China lg supply our these lifting eye bolts are strong and robust, and correspond to standard sheet din580. Tapped with standard unc class 2 threads after galvanizing. Find details of companies offering lifting eye bolt at best price. The lifting points must be positioned on the load in such a way that movement is avoided during lifting. Other surface treatments are available on request yellow. The working load limit and manufacturers stamp should be clearly visible. We all know how important it is to provide suitable suspensions points to ensure a safe and smooth lifting procedure. The working load limits for regular forged eye bolts can be found on our forged eye bolt working load limits page working load limits for eye bolts are based on a straight vertical lift in a gradually increasing manner. For this reason, use of angular lifts should be avoided whenever possible. Use shims but do not machine the collar or over tighten to achieve this. There is concern that the 4 bolts in the bridge may shear due to the side load caused by the direction the mold is being lifted.
For two leg lifts, the lifting points must be equidistant toor above the centre of gravity of the load. Bolt strength calculation for lifting engineeringclicks. Select the proper size swivel hoist ring to allow for load in sling leg. A hook may be engaged directly into the eye of a dynamo eyebolt or the link of an eyebolt with link. Therefore, all of the holding strength of the machinery eye bolt is on the threads. Pan sun hardware pte ltd, established in 1982, one of the largest stocking and wholesale distributor of fasteners business in singapore. To learn more about the heavy duty eye bolts we have for sale, browse our online catalog above. A safer lifting ring from excel for symons ft head assemblies. Manufactured exclusively from australian made steel. Hello i have a injection mold that is being lifted up by an eye bolt that is mounted on a bridge to locate the eye bolt around a hydraulic cylinder. The load on each hoist ring depends on the angles and should be calculated using the following.
Always apply load to eye bolt in the plane of the eye, not at an angle. Metric thread dynamo eye bolts to bs4278 range from. Introducing the new excel eye bolt specifically engineered for the symons 7ft cone crusher. Ensure the tapped hole for a screw eye bolt body bolts has a minimum depth of oneandahalf times the bolt diameter. A highly corrosion resistant grade of stainless steel. Eye bolts are one of the simplest and yet most often misused pieces of rigging equipment. This, with our extensive capabilities, has made pan sun hardware pte ltd an industry leader. Thread the eye bolt into the load until the shoulder is flush and securely tightened against the.
Buy highquality products from the eye bolts lifting eye bolt din580industrial standard. Galvanized shoulder eye bolts 14 inch 34 inch diameter video dimensions are in inches unless otherwise noted. Misumi offers free cad download, short lead times, competitive pricing, and no minimum order quantity. Shoulder nut eye bolt installation for angular loading. Drawings iges, dxf and step, product information and other support material can be downloaded from. For single leg lifts, the lifting point should be vertically above the centre of gravity of the load. If eye bolts are to be utilized, rig crews were instructed to include the lifting eye bolts on the lifting inspection registers and routine maintenance inspections. Threaded rod are tig argon welded to the casting eye. If an angular lift is required, a properly seated shoulder pattern eye bolt must be used.
The threaded shank must protrude through the load sufficiently to allow full engagement of the nut. Thickness of spacers must exceed this distance between the bottom of the load and the last thread of the eye bolt. How to calculate lifting capacity of a partially engaged. Understanding eye bolts 5 factors to consider bishop. Before installation and at every use, visually inspect rud lifting points, with particular attention to any evidence. There are several factors that must be considered when choosing and installing eye bolts. Ensure compatibility of bolt thread and tapped hole. Metric thread dynamo eye bolts range from 100kg to 3200kg high tensile dynamo eye bolts, generally to bs4278 table 3 1968 and 1984 with course thread m6 to m30.
A sling eye should never be used over a hook or pin with a body diameter larger that the natural width of the eye. It is important to check the surface area around the threaded hole which the eye bolt collar will sit on to ensure it is clean, free from deformation, cracking or any other problem that may restrict the. Loads should always be applied to eye bolts in the plane of the eye, not at an angle to this plane. Always lift load with steady, even pull do not jerk. Eye bolts by mark great quality product 5 see all buying options add to my list. Inspect and clean the eye bolt threads and the hole. On the other hand, the eye should always be used on a hook or pin with at least the. Waterloo road cleveland, ohio 441103898 usa lifting solutions group lifting solutions lifting solutions certified shacklelok shacklestyle hoist rings shacklelok combines the strength of a hoist ring with the versatility of a shackle. Grade 8 lifting eye bolts australia townley drop forge. Yasorn 5pack stainless steel ring lifting expansion. Always use shoulder nut eye bolts for angular lifts. A wide variety of lifting eye bolt options are available to you, there are 972 suppliers who sells lifting eye bolt on, mainly located in asia.
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