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Flat Webbing Slings

Webbing Sling 4 Ton Flat Woven Eye & Eye Custom length

A flat woven eye and eye webbing sling rated for 4 tons, made from high tenacity industrial polyester yarn, with reinforced eyes and a working load limit of 4000 kg. It is available in lengths from 1 meter to 12 meters, color-coded red, and manufactured to EN 1492-1+A1:2008 with a 7:1 safety factor. The sling is designed for lifting and moving heavy loads in industrial environments with minimal surface damage and high flexibility.

Material
100% High tenacity industial polyester yarn ◆
Catalogue Family
Flat Webbing Slings
Certificates
EN 10204 3.1 material test certificate on request

CAD files are supplied on request via WhatsApp or email rather than published for open download.

Key Benefits

What 4t Flat Webbing Sling Gives You

  • High tenacity polyester construction provides reliable strength and durability under repeated lifting cycles
  • Reinforced eyes at both ends resist tearing and maintain integrity during high-load operations
  • Low elongation under load ensures stable positioning and controlled movement of the lifted item
  • Red color coding clearly identifies the 4-ton capacity for quick visual verification on site
  • Flexible design allows wrapping around irregular or sensitive surfaces without damage
  • Non-abrasive material protects painted, polished, or coated load surfaces during transport
  • Lightweight compared to steel chains or wire rope, reducing handling effort and fatigue
  • Corrosion resistant to moisture and most chemicals, suitable for indoor and outdoor use
Application Scenarios

Where 4t Flat Webbing Sling Is Used

  • Lifting and moving steel plates, beams, and fabricated components in construction and manufacturing
  • Handling sensitive or finished machinery parts where surface protection is critical
  • Loading and unloading heavy crates, containers, and pallets in logistics and warehousing
  • Positioning large industrial equipment in plant maintenance and installation projects
  • Moving precast concrete elements where surface finish must be preserved
  • Transporting large castings or molds in foundries and metal fabrication shops
Who It Is For

Buyers This Product Is Built For

  • Industrial maintenance teams specifying lifting gear for plant shutdowns and repairs
  • Construction site supervisors managing material handling with surface-sensitive components
  • Logistics operators handling finished goods with painted or polished finishes
  • Manufacturers of industrial equipment requiring safe, non-damaging lifting solutions
  • Rigging contractors sourcing consistent, compliant slings for multi-project use
Problems It Solves

Problems This Product Removes

  • Protecting painted, polished, or coated surfaces from scratches and abrasions during lifting
  • Reducing the weight and bulk of lifting gear compared to chain or wire rope systems
  • Avoiding damage to load surfaces caused by sharp edges or hard contact points
  • Eliminating corrosion risk in humid or chemical-exposed environments
  • Providing a clear visual indication of capacity through standardized red color coding
  • Replacing multiple lifting methods with a single, flexible, and reusable sling solution
Technical Features

Technical Features

  • Flat woven construction from 100% high tenacity industrial polyester yarn
  • Reinforced eyes at both ends with double ply stitching for load distribution
  • Working load limit of 4000 kg (4T) with a 7:1 safety factor per EN 1492-1+A1:2008
  • Available in lengths from 1 meter to 12 meters, custom lengths possible
  • Color coded red to indicate 4-ton capacity
  • Low elongation under load for stable lifting performance
  • EN 1492-1+A1:2008 compliance with 7:1 safety factor, 6:1, or 5:1 options available
  • Eye-to-eye configuration with secure, durable stitching
Specifications

4t Flat Webbing Sling Specifications

Values published in the Kailipu catalogue for this item. Anything not listed is available on request.

Capacity4000 kg (4T) working load limit
Material100% high tenacity industrial polyester yarn
PlyDouble ply construction
Width120 mm (4 inches)
ColorRed
Length Range1 meter to 12 meters
Safety Factor7:1 standard, 6:1 or 5:1 available
StandardEN 1492-1+A1:2008
End FittingsReinforced eye ends
ElongationLow under load
Surface FinishSmooth flat weave, no coating
Materials

Materials And Finishes

  • 100% high tenacity industrial polyester yarn for high strength and durability
  • Double ply construction at the eyes for load distribution and tear resistance
  • Reinforced stitching using high-strength thread to secure the eye ends
  • No external coatings or finishes; natural polyester surface resists moisture and chemicals
Manufacturing Process

How This Product Is Made

1Weaving of high tenacity polyester yarn into flat webbing on industrial looms
2Cutting the webbing to specified length with precision to maintain alignment
3Reinforcement of eye ends with double ply stitching and heat-setting
4Inspection of stitching and webbing integrity before assembly
5Final measurement and marking of working load limit and length
6Packaging for export with protective wrapping and labeling
Quality Control

Quality Control On Every Batch

  • Proof load testing on production batches at the rated load
  • Dimensional tolerance check against the published length and width specifications
  • Breaking strength validation to confirm the 7:1 safety factor
  • Visual inspection of stitching and webbing for defects or inconsistencies
  • Material Test Certificate to EN 10204 3.1 supplied with orders
  • Third-party inspection accepted at the Qingdao warehouse before shipment
Customisation

Customisation Options

  • Custom lengths from 1 meter to 12 meters, built to a drawing or specification
  • Custom color coding available upon request (red standard)
  • Private label and OEM marking on the sling or packaging
  • Custom packaging configuration including carton and pallet layout
  • Option to specify safety factor of 7:1, 6:1, or 5:1 at order time
Compare

How It Compares With The Alternatives

An honest read on where this pattern wins and where another one would serve you better.

AlternativeHonest Trade Off
Wire rope slingLighter and non-abrasive but less resistant to sharp edges and high-temperature environments
Chain slingBetter for high-temperature or abrasive tasks but heavier and more likely to damage sensitive surfaces
Round slingMore compact and easier to handle but less stable in basket lifts and harder to inspect for internal wear
Nylon webbing slingPolyester offers better UV resistance and lower elongation than nylon under load
Use Guide

How To Use And Inspect 4t Flat Webbing Sling

  • Verify the working load limit stamp matches the load being lifted, not the crane or hoist rating
  • Inspect the sling before each use for cuts, abrasions, or stitching failure
  • Avoid sharp edges or rough surfaces; use edge protectors if necessary
  • Keep the sling aligned with the load and avoid side loading or twisting
  • Do not exceed the maximum length or use in temperatures above 120°C
  • Retire the sling if the webbing shows signs of wear, the eyes are frayed, or the marking is illegible

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Answers

4t Flat Webbing Sling FAQ

What is the safety factor on this webbing sling?
It is manufactured to a 7:1 safety factor per EN 1492-1+A1:2008, with 6:1 and 5:1 options available upon request.
Can I get a custom length outside the 1 to 12 meter range?
Yes. Custom lengths are available from 1 meter to 12 meters, and we can build to a drawing if needed.
Is the sling color-coded for capacity?
Yes. This model is red, which is the standard color for 4-ton capacity slings per industry practice.
What standards does this sling comply with?
It complies with EN 1492-1+A1:2008 for flat webbing slings, with a 7:1 safety factor and proof load testing.
Can you supply a Material Test Certificate?
Yes. A Material Test Certificate to EN 10204 3.1 is supplied with every order upon request.
What happens if the sling gets damaged?
Retire the sling immediately if the webbing is cut, the eyes are frayed, or the marking is no longer legible. Do not repair or reuse damaged slings.
How are the slings packed for export?
Standard packaging is in cartons on pallets. We can configure the carton count and pallet pattern to match your warehouse or retail requirements. Free storage in Qingdao for up to two months is available.

Need A Quote On 4t Flat Webbing Sling

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