4 leg chain sling capacity chart. Slings with adequate capacity to handle the “scale” weight of the load have catastrophically failed because the Sling-to-Load Angle and increased tension were not taken into account. Determine the sling angle from the horizontal and the corresponding tension multiplier (from the chart below). If the sling angle increases to 45o , the stress actually exerted on the sling would be 1,414 lbs. GRADE 100 CHAIN SLINGS - AS3775 WORKING LOAD LIMIT (W. Refer to the chain chart on this page and the Effect of Angle chart in the General Information section of our catalog. Custom built chain sling requests always welcome. User Information The loadings used for Grade 10 alloy chain slings are determined on the basis hat the item is used in a symmetrical format in a multi leg sling. 5 x 9. Our 4 leg lifting chains are suitable for extremely heavy loads - if required, we can supply a bespoke 4 leg chain sling with a capacity of up to 67 tonnes. Sep 3, 2019 · Chain legs A lifting chain assembly is defined by its chain configuration, i. OSHA required annual inspections can be performed by Lift-All trained personnel. The Northern Strands Sling Length Calculator has been designed to assist you in selecting slings with enough load carrying capacity for your lifting applications. Horizontal sling angles of less than 30 degrees are not recommended. 2. uk Wire Rope Slings DF 5:1 For Inspection, Re-Certification, www. Rated Cacpacities basket hitch based on D/d ratio of 25. 5/16" Eye Type Eye Type Sling Hook (9/32") 5/16" Eye Type Eye Type 1 -LEG CHAIN SLINGS Capacity in lbs (Grade 100) Master Link Chain Slings Key Features Grade 80, grade ‘T’ and stainless steel systems available. Contact us today for a quote! Always consider the sling angles when making a lift. Working Load Limit Chart (W. Distribute the The rated capacity is based both on sling fabrication components (minimum breaking force of rope used, splicing efficiency, number of parts of rope in sling and number of sling legs) and sling application components (angle of legs, type of hitch, D/d ratios, etc. ACheck with manufacturer before using slings in or near alkalis and Acids. Chain_Load_Chart_tnail. * Chain Slings: When adjusting the working load limit of four-legged chain slings, the number of legs entered in the formula must be 3 not 4. Average impact energy (charpy) 42 Joules up to 50mm diameter DNV type LiftAlloy chain slings, available in Grade 80 for 7/32" and 7/8"-1 1/4" and Grade 100 for 9/32"-3/4", are recommended for rugged industrial applications in harsh environments where flexibility, abrasion resistance and long life are required. Determine the required effective length of the sling to be within that range of sling Feb 26, 2013 · Richard asks: What is the working load limit of a ½ “ – G80 2-legged chain sling when both legs are used in a choke? Our Columbus McKinnon Training team answers: The first thing that you want to do is to look at how the choke is rigged or rendered. org. This sling confirguration only has three parts and chain connectors are not required. Do Not put an unequal load on one leg of a sling. 1. The WLL of multi-leg slings is calculated by multiplying the single leg WLL by the number of legs and the cosine of the angle between the legs. These items are made to order. Can be used at temperatures of between –40c and 200c without reduction in Safe working load Safe working loads up to 67t Wide range of end fittings 4:1 safety factor Data sheets Click the link to the Chain Load Chart below for an A4 size copy in PDF format. at 0o, the sling stress is also 1,000 lbs. The Capacities for our lifting slings are based on a Design Factor of 5:1, Chain Slings are 4:1. If there is less CHAIN SLINGS OVERVIEW Chain slings are a combination of chain, hooks, rings or other attachments used primarily for overhead lifting applications. Download PDFs about Liftex Slings, including specifications, warnings, and product details for various lifting applications. Chain Slings Grade 80 are the perfect lifting chain avaialble as Single Leg chain, Two Leg chain, Three Leg chain, Four Leg chain and Endless Chain Slings, Grade 80. ** A Quad Chain Sling may not sustain the load evenly on each of its’ four legs. Each unit consists of a single master link and two intermediate links of the same lifting capacity. This is because the tension on each leg of a sling increases as the angle of the sling from horizontal decreases. Never overload the sling — check the working load limit on the identification tag. Chain Slings (Based on 3 legs sharing the load evenly): Grade 80 Chain: Grade 100 Chain: Understanding the alloy chain sling capacity chart is critical when using triple and quad chain slings. 3/4 g Sling Hook (9/32") . bilcogroup. uk Sling capacity decreases as the angle from horizontal decreases. WLL in Tonnes, Grade 8 Classic Safety factor 4:1. It lists the working load limits for different chain grades from 6 to 26, with factors given for different angles from 0 to 120 degrees. . L. This principle applies in a number of conditions, including when one sling is used to lift at an angle and when a basket hitch or multi-leg bridle sling is used. Grade 100 Chain Sling Capacity Chart 3 & 4 Legs. However, incorrect use may lead to accidents, causing damage to the load, equipment, or even personnel. Quad (4 leg) slings offer improved stability but provide increased capacity only if all legs share an equal share of the load. They have maximum abrasion and corrosion resistance. Slings should have a minimum design factor appropriate to the type of material asspecified in the appropriate section. For ratings of special purpose slings. the number of chains used. * See Oblong Master Link Sub-Assembly for complete dimensions. Pac-Link® Slings are made of Grade 100 alloy chain. LINGS Chain Slings a-I-EG CHAIN SLINGS NLIMITED RIGGING SUPPLIES Grab Hook 1/4. Note: The sling angle is equal to twice the greatest angle of inclination of a leg to the vertical. As an example, a horizontal sling angle of 30º will increase the tension factor by 2 times therefore doubling the weight felt by the sling and all related rigging. Whether you’re in construction, shipping, or manufacturing, understanding the exact load capacity of your wire rope sling is essential for safe and efficient lifting. Capacity charts for most slings manufactured by Liftex. Do not attempt to use sling above rated load and angle upon which it is based. ). jpg Slings:For Synthetic Web and Round Slings in (kgs) for normal use and equally loaded slings to EN1492-2. ) IN TONNES UNDER GENERAL CONDITIONS OF USE Grade 80/100 Working Load Limits* Large diameter chain manufactured at our Mount Pleasant facility. 1/2" Eye Type Eye Wpe Eye Type Eye Type Hammer Lock (9/32") 3/4" Hammer Lock (9/32") . If 1- PART SLINGS 4-LEG BRIDLE RATED CAPACITY IN TONS OF 2,000 LBS. Use this table as a guide to determine which chain sizes and leg styles are best for your requirements. We recommend the following safety guidelines be followed to ensure safe usage of lifting chains. Features that affect the rated capacity of the sling and that shall be considered in calculating Locking Hooks fitted to the bottom of the chain leg. 1 - Selection of chain slings Chain slings are available in a range of material grades, sizes and assemblies. Chain Sling Basics Basket Chain Slings Single, Double, Triple & Quad Chain Slings Adjustable Loop Chain Slings Adjustable Chain Slings Adjust-A-Link ™ Lift-All Chain Sling Basics Permanent steel capacity tag is serialized for identification. ) IN TONNES UNDER GENERAL CONDITIONS OF USE SINGLE LEG SLINGS CHAIN May 20, 2024 · A detailed explanation of how to calculate sling configurations when lifting. The capacity of a bridle at a 30 degree horizontal is same as single vertical leg. Certified to EN 818 standards with top-brand fittings. Welded slings offer the security of tamper-proof assemblies. Read and understand these instructions before using sling. 15 to 67 Tonne applications, Grade 80 and grade 100 chain slings with wide range of latch hooks, tested and certified. Sling capacity decreases as the angle from horizontal decreases. ADo not twist or knot slings to shorten. WARNING Do not exceed Working Load Limits (WLL)! Failure to read, understand and follow the CAUTIONS listed here may cause serious physical injury and property damage. Jul 1, 2025 · Learn how to choose, size, and safely run a 4-leg chain sling in any rigging job. NOBLE10TM Grade 100 chain fittings are manufactured to Australian Standard AS3776. APosition load on dunnage to ensure easy removal of slings. With a higher capacity than slings made of Grade 80, Pac-Link® Slings are suitable in the temperature range of -40°F to 400°F with a 4:1 design factor. e. The starting, or target angle for multiple leg slings should be 60 degrees from the horizontal. This product is easy to handle, extremely light in construction and comes with longer life patented material with high abrasion resistance. Using the maximum load (or loads) you will lift, and the angle of lift required work to the left across this table to determine proper chain size for your sling. Weight of Load (lbs) Number of Legs Supporting Load 90 8 The Grade 80 4-Leg Chain Sling is available in lengths up to 8 metres and adjustable by means of grab hooks. Please only use this information for reference. (b) Rated loads for Types III and IV slings apply to both tapered and nontapered eye constructions. You can also use this table to determine which chain size and leg styles are best for your requirements. Example: The Complete Guide to Wire Rope Sling Load Capacity Chart (8mm to 80mm) When it comes to heavy lifting in industrial settings, wire rope slings are an indispensable tool. (9/32") 5/16" 1/2" 5/8" Eye Type Eye Type Eye Type Eye Type Grab Hook (9/32") . Each chain is connected by one central master link and the ends are fited with self-locking hooks. Grade 10 alloy chain slings should not be used in hazardous conditions which would include offshore applications, the lifting of people or dangerous loads such as liquid metals, nuclear, corrosive or caustic substances and materials For sling angles other than those shown, use the rated load for the next lower angle or a qualified person shall calculate the rated load. com Product Information, and Technical Services go to Grade 10- Chain Sling Load Capacities SWL Rope Lifting & Testing, 65-69 Bernard Street, Southampton Hampshire, SO14 3BA Telephone: 02380 338286 Email: sales@swl. Our 4 leg Grade 8 – 80 chainslings are available in sizes 7mm to 13mm complete with certification. The maximum working load limits are therefore set at the same values as for 3-leg chain slings of equal quality and size and used with legs at same angle of inclination. The document also provides working load limits in kilograms for Choose from our selection of four-leg bridle slings, including web slings, wire rope slings, and more. Alloy Steel construction assures long life. Four Leg Wire Rope Sling We manufacture Four-legged wire rope slings made of tested quality wire ropes as per IS Specifications with different end fittings attachments for various lifting purpose. Use the charts in this catalog or in the Acco Chain Sling User’s Manual for this purpose. For a sling with four legs, the capacities are indicated considering 3 bearing legs with an equal distribution of the load on each of them Description Use this table as a guide to Peerless chain sling working load limit (WLL) specifications. Our multi-leg 4-legs chain slings are manufactured in France in accordance with standard EN 818-4+A1. Always consider the efect of Angle of Lift — the tension on each leg of the sling is increased as the angle of lift, from horizontal, decreases. Locking Hooks fitted to the bottom of the chain leg. Quadruple chain slings are available in other combinations. Slings should not be used at angles of less than 30°. Divide the load weight by the number of supporting legs (symmetrical loads only) to determine share of load to each sling leg (this can be no more than three for chain slings). Get high-quality Chain Slings & Grade 80 Fittings with up to 32mm lifting chains in stock. Working load limits shown on charts or tags for vertical chokes are based on the angle of choke being 120 degrees or greater. Do Not load an assembly in excess of working load limits shown. The ends are optionally equipped with self-locking or latch hooks. MAXIMUM WORKING LOAD LIMITS IN TONNES OF 1000KG GRADE 100 & 120 CHAIN SLINGS SHOULD ONLY BE USED BY A COMPETENT PERSON. Working load limits are based upon equally loaded and disposed sling legs. The design of the hook means that the supported chain no longer contacts the bearing surface of the hook, due to the chain being supported by the side faces of the hook. See Crosby's vast product selection of chain and accessories - including hooks, bails, links, tags, binders and more - perfect for the rigging and lifting industries. 81 x Working Load Limit (kN) (min. Can be repaired, proof-tested, and re-certified 4 Leg Lifting Chain Slings for 3. Rated capacities based on design Grade 8- Chain Sling Load Capacities- BS EN818-4 SWL Rope Lifting & Testing, 65-69 Bernard Street, Southampton Hampshire, SO14 3BA Telephone: 02380 338286 Email: sales@swl. Calculation of working load limit (WLL) for chain slings When the exact information about weight, lifting angle and position of the centre of gravity is known, you can calculate the working load limit using the trigonometric method as follows: 2-leg sling: W LL (ton) = 2 x WLL for single leg sling x cos β 3- and 4-leg sling: Note: If the load is uniformly on all 4 legs in a sling the Our helpful spreadsheets will calculate the basic sling leg lengths and suggest some top-selling standard sling types and sizes to meet your capacity. Lifting Gear direct can supply the 4 Leg Chain Sling Grade 8 with any fitting. Slings are available up to 12” width and 4-plies. We would like to show you a description here but the site won’t allow us. The horizontal angle of bridles with three or more legs is measured the same way as horizontal sling angles of two-legged hitches. Chain Sling Working Load Limit Chart We supply other makes Multi-legged wire rope sling bridles — with two, three or four straight legs — are offered with plain eyes, thimble eyes, open or closed sockets, shackles and turnbuckles. Sourced from the highest quality material and rigorously tested, the NOBLE10TM Grade 100 Multi-Master Link assembly is designed for two, three and four leg chain slings using NOBLE10TM connecting links. Pac-Link® Slings are available in single, double, triple, or quadruple leg and multiple end fitting configurations. Select the slings to be used and plan the lift taking the following into account: Chain Slings Key Features Grade 80, grade ‘T’ and stainless steel systems available. • ALWAYS use protection for slings around sharp corners or edges. Rated loads for Type V slings are based on nontapered webbing. Overview The Conquip 4 Leg Chain Sling is a durable, hard wearing, high weight capacity lifting chain sling with 4 chain legs, used for lifting materials and equipment with multiple lift points by crane, or similar lifting apparatus. If a bridle is designed with different leg lengths, it may result in different horizontal angles. Multi-leg 2 leg sling 45° to 60° Multi-leg 2 leg sling 45° to 60° with ends choked Multi-leg 3 and 4 leg sling 0° to 45° Multi-leg 3 and 4 leg sling 45° to 60° Parallel basket up to 7° Basket from 7° to 45° Basket from 45° to 60° Do not exceed rated capacities. Never place a synthetic sling eye over a fitting with a diameter or width greater than one third the length of the eve. The Slings Unlimited Learning Center has sling capacity charts for nylon & polyester round slings, wire rope slings, chain slings, shackles and more! 4 Leg Chain Slings Capacity Chart Eye & Eye Polyester Slings Capacity Chart Endless Polyester Slings Capacity Chart Polyester Slings with Aluminum Triangles on Both Ends Capacity Chart Polyester Slings with Aluminum Triangle and Aluminum Choker Capacity Chart Polyester Slings with Steel Triangle on Both Ends Capacity Chart Aug 4, 2021 · Multi legs slings load configuration chart To help you make the right choice of multi-leg sling, we explain the mode factors of these in the table below. This chart applies to general purpose chain slings made of chain and components manufactured to I. Here you will find key factors when calculating the working load limit (WLL) of chain slings, such as the angles of use, safe operating temperatures and grade. For example, sling angle factor charts are integrated to compute how tension increases as the sling angle decreases. Above data complies with all existing federal regulations *SAFETY NOTE: A4-leg chain sling, when used on a load of rigid structure, is usually not sustaining the load evenly on each of its four legs. MPF = Manufacturing Proof Force = 2. If appropriate overhead Multi-leg 2 leg sling 45° to 60° Multi-leg 2 leg sling 45° to 60° with ends choked Multi-leg 3 and 4 leg sling 0° to 45° Multi-leg 3 and 4 leg sling 45° to 60° Parallel basket up to 7° Basket from 7° to 45° Basket from 45° to 60° Sep 30, 2014 · It's important to know the working load limits of chain you are using. Chain slings are an essential tool in the lifting and rigging industry, renowned for their strength, durability, and versatility. Same and Next Day Delivery. Given that, the most desirable angle of lift is Chain & Sling Load Charts are A6 in size and provide the following useful information: Chains:Working load limits (tonnes) for Grade 100 & Grade 80 to EN 818. Use proper wear pads to prevent the sling from being cut by edges and corners. The load on each leg must be calculated based on the position of the slings and the location of the lift’s center of gravity. NOTE: In practice hooks on Quad slings are in the plane opposite than shown. The document also provides working load limits in kilograms for When one sling leg lifts 1,000 lbs. RATED CAPACITIES SHOWN APPLY ONLY TO 6X19 AND 6X37 CLASSIFICATION WIRE ROPE Rated capacities basket hitch based on d/d ratio of 25. g. Nobles also offers a full inspection, repair and re-certificationservice to ensure your existing chain slings are safe and compliant at all times. Working load limit of Grade 8 – 80 4 leg lifting chain slings with Premier Lifting & Safety. Lifting Sling Load Equations and Calculator Mechanics and Machines Calculations Menu Application of Slings for lifting considerations and sling lifting load calculations (bottom). 9. Slings are generally used in conjunction with a crane or some type of lifting device and allow riggers to create a custom configuration to lift a load depending on the needs of the unique application. In the case of 3- and 4-leg slings, the maximum load of the transition link of the top link must be at least 1. com A falling load may cause serious injury or death. To determine the actual capacity at a given angle of lift, multiply the original sling rating by the ap-propriate loss factor determined from the table. Consult sling load chart for capacity reduction due to sling angle or type of hitch used. Meaning no deration of the rated capacity. Determine the load weight. Grade 8 Chain Sling Working Load Limit Chart - BS-EN 818-4 User Information The loadings used for Grade 8 alloy chain slings are determined on the basis that the item is used in a symmetrical format in a multi leg sling. Buy quad chain slings at great prices. Inspect sling for damage before each use. User Information The loadings used for Grade 8 alloy chain slings are determined on the basis hat the item is used in a symmetrical format in a multi leg sling. ) BF = Break Force = WLL x Factor of Safety WLL = Working Load Limit (tonne) @ 45° to vertical Factor of Safety = 5 : 1 Embossing - As per Description column and Batch Number Manufactured in accordance with EN1677-4 Design air temperature -40° min. S. Refer to the chain chart on this page and the Efect of Angle chart in the General Information section of this catalog. GRADE WORKING LOAD LIMITS (LBS) Triple/Quad Sling Type 1, 2, 3 and 4 Type 5 We manufacture all of our 4 leg chain slings in the USA with premium grade 100 European chain & fittings. For a 4-leg sling at 0-45 degrees, multiply the single leg WLL by 2. You can use the chart below to calculate tension factors. , 2-leg or 4-leg configurations), and the load weight. Use this chart and read more about different grades. L). Webbing Slings and Round Slings Wire Rope Slings Based on 1960 Tensile Grade; 6×19 or 6×36 construction and having ferrule secured eye terminations. If required, wire rope bridle assemblies can be supplied with rings or carbon pear links rather than the oblong-shaped links. Before using the calculator For accurate results and safe rigging, make sure you consider the following factors: load weight (tonnes) – consult your supervisor if unsure application requirements (single- or multi-leg, basket or choke hitch) additional Reeve Factors may apply (25% for round loads and up to 50% for square loads) on multi-leg slings headroom frequency of use and expected sling Established in 2017, we are the manufacturer of Wire Rope Sling, Polyester Webbing Sling, Alloy Chain Sling. 6 times the maximum load of the chain in question. The design of the clevis shortening grab hooks allow for a quick visual check that the chain is seated in the hook’s mouth correctly. Chain Sling Capacity Charts Dimensions are approximate. You will need a sling or slings with a rated capacity equal to or greater than the rated capacity required for the corresponding rigging technique. To calculate the working load limit (WLL) of a chain sling, divide the chain diameter squared by 32 to determine the WLL for a single leg at 0 degrees. • NEVER exceed Working Load Limits Rated Capacities based on pin diameter no larger than natural eye width or less than the nominal sling diameter. The document provides working load limits in tonnes for various grades of chain and configurations including single leg, two legs, three and four legs, and choked endless sling. unirope. Product Info 22mm Grade 100 4-Leg Chainsling Chain diameter is 22mm Grade 100 offers a 25% greater lifting capacity for the same size G80 chain Lengths available: 2mtr to 6mtr B to B (bearing point to bearing point) - custom chains can be made to order, please contact us for details Working Load Limit In LBS Chain Grade 60 45 30 Size Degrees Degrees Degrees 9/32" 100 11,200 9,100 6,450 3/8" 100 22,900 18,700 13,200 1/2" 100 39,000 31,800 22,500 5/8" 100 58,700 47,900 33,900 3/4" 100 91,700 74,900 53,000 7/8" 100 110,900 90,600 64,000 1" 100 155,100 126,600 89,500 1-1/4" 100 234,900 191,700 135,600 DO NOT EXCEED the working load limits for chain or components DO NOT USE if Understanding the effect of angles on sling capacities is a critical part of safe rigging. The standard choice used, applying to the vast majority of applications, are: Single Leg 2 Leg 3 Leg 4 Leg Endless Basket The tables below are for Grade 8 and Grade 10 configurations. , an increase of 41. Provider of lifting products and services4-Leg Bridle - 5:1 Design Factor All wire rope slings are load tested to 2X the vertical single leg capacity. 4%. 4 LEG GRADE 100 CHAIN BRIDLE CAPACITY CHART | LIFTING SLINGS | www. You should know that using slings at an angle can quickly become deadly if the angle is not considered prior to selecting which sling to use. Grade 8 alloy chain slings should not be used in hazardous conditions which would include offshore applications, the lifting of people or dangerous loads such as liquid metals, nuclear, corrosive or caustic substances and materials. 1. Rated Capacities for Slings Use the following calculator to determine the rated capacity required by the sling(s). The rigger must be aware of the rating based on the number of legs and the angle to the load. Sep 21, 2020 · Consult the WLL table to determine which size chain will safely lift the load, and within what range of sling angles, using the selected sling configuration. The angle of the sling can reduce the capacity of all the rigging due to sling tension. O grade 80 & 100, EN818 or equivalent International standards. Nov 6, 2024 · This calculator requires inputs like the sling angle, the number of legs (e. Capacities as per ASME B30. Also deals in Mahadev Wire Rope. 3. Using the maximum load (or loads) you will lift, and the angle of lift required — work to the left across this table to determine proper chain size for your sling. A Do not use when temperatures exceed 90o C ADo not snatch or shock load slings when lifting. Reduction factor for sling rated capacity in a choker hitch. This is due to the difficulty of rigging a quad leg chain sling so that all legs share the load equally. Can be used at temperatures of between –40c and 200c without reduction in Safe working load Safe working loads up to 67t Wide range of end fittings 4:1 safety factor Click the link to the Chain Load Chart below for an A4 size copy in PDF format. Rated capacities based on pin diameter no larger that natural eye width or less than the nominal sling diameter. The GRADE 100 CHAIN SLINGS - AS 3775 WORKING LOAD LIMIT (W. Fulcrum Lifting provides quadruple-leg chain slings for tough lifting jobs, featuring four pick points to help maintain load balance. We can custom manufacture these slings to the nearest centimetre. pfye ayke zmhko sundusj ujyoac nik kkxsq sni cne jxwqyxum