Endless Lifting Slings ASME Detail:
Endless webbing sling also referred to as endless loop sling, is one of the best and excellent lifting slings compared with heavy and bulky wire rope slings or chain slings because webbing sling is a more cost effective lifting sling, features lightweight, flexible and versatile which become great a money savings alternative.
Endless Flat Webbing Slings Workshop:
We are one of the best endless polyester webbing sling suppliers in China. endless webbing sling is made from 100% high-tenacity polyester yarn, then weaving the match the polyester yarn by looming machines bought from Kyang Hye, and Swiss Jakob Müller AG.
After weaving, dyeing machine helps to perform two operations on flat woven webbing sling treated to equalize fibers, heating and cooling processes experienced by the webbing help to colour coded according to Safe Working Load Limit, Sewing step is the last and greatest important.
We can produce simplex (single ply), duplex webbing sling (double ply) also can up to 4 plies. Final, sewn or synthetic web sling safety bulletin and formed by looping a length of webbing back over itself and sewing the ends together to form a single loop.
High quality raw material (Polyester/Nylon, etc.)
Sewing loom Machine
Safety Bulletin Sewing Machine
Load Strength Test Machine
Film Packing Machine
Endless Duplex Flat Webbing Sling WSTDA Process:
Raw Material High Tensile Tenacity Polyester Incoming → Yarn Matching → Raw Material Warping → Weaving → Dyeing → Measuring and Fusing → Joint Sewing and Burr Fusing (End Fitting Applying) → Multi strand wire rope → Sewing (synthetic web sling safety bulletin) → Test Inspection → Film Packing → Warehouse → Shipping
General endless webbing slings are available in endless flat webbing sling EN 1492-1, safety factor 7 :1 and endless flat web lifting slings ASME class 5 and 7.
Raw Material Test
Working Load Limit and Breaking Strength Test
Endless Duplex Flat Webbing Slings Applications:
Endless webbing slings is also often known as a one way disposable sling and one way lifting sling. It has high tenacity load rating can easily lift heavy duty equipment, feature endless grommet shape which can be able to turn the sling around to share the wear and tear at lifting points. This type of flat webbing sling is ideal for lifting and transporting such as raising yachts, boats and barges into dry dock for maintenance or to be moved to a different location and moving the construction industry and ship haulers, roof trusses and timber, housing panels and walls. Endless webbing sling will stay in position throughout the operation until it is off-loaded at its final destination where it is usually removed. Perhaps the only significant concern of using synthetic web slings is they are more susceptible to potential damage such as cutting, tearing, abrasion, heat and U.V. degradation than wire rope slings or chain slings. So it is very important to inspect webbing sling regularly, here are some rules you need to know:
1. Shall not be loaded in excess of the rated capacity.
2. Shall not be dragged on the floor or over abrasive surfaces.
3. Shall not be twisted, Shortened, lengthened or tied in knots.
4. Shall not be pulled from under loads that are resting on it.
5. Shall not repair any damaged sling.
6. Shall not be stored in chemically active area, underultraviolet light or near heat.
7. Shall always be protected from sharp edges, sharp cornersor abrasive surfaces.
8. Shall always inspect sling before each use.
9. Shall always be inspected to ensure that the correct sling is being used.
10.Shall always have the load balanced before transporting.
11.Never use slings under -40°C Or more than 100°C.
12.Elongation rate <3% at working load <10% at breaking load.
Synthetic web slings both end can pair with rigging accessories to conjunct with a crane or some type of lifting device, such as hooks, rings or other attachments.