Tie Down Hardware
Welded Strap D-Ring
A welded steel D-ring with a flat strap base, designed to secure ratchet straps and tie-downs on trailers, trucks, and cargo. Available in 1 inch, 1.5 inch, 2 inch sizes with working load limits of 750kg, 1500kg, and 3000kg, 5000kg respectively. The D-ring is made from carbon steel with a smooth weld finish and is suitable for industrial and transport applications where a strong, fixed anchor point is needed for tensioning straps.
- Size
- 2" 5000Kg 2" 3000Kg 1.5" 1500Kg 1" 750Kg
- Catalogue Family
- Tie Down Hardware
- 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 Welded Strap D-Ring Gives You
- Provides a robust, fixed anchor point for ratchet straps and tie-downs on flat surfaces
- Welded construction ensures a strong, continuous joint without loose parts
- Flat strap base allows for easy mounting on flat decks, trailers, and cargo beds
- Available in multiple sizes and load ratings to match common strap capacities
- Smooth weld finish reduces the risk of rope or strap chafing during tensioning
- Carbon steel body offers high strength and resistance to deformation under load
- No moving parts so maintenance is minimal and reliability is high in repeated use
Application Scenarios
Where Welded Strap D-Ring Is Used
- Securing heavy machinery and industrial equipment on flatbed trailers during transport
- Mounting tie-down points on the deck of a truck or container for load restraint
- Creating fixed anchor points on cargo pallets or industrial platforms for ratchet strap systems
- Installing permanent tie-down hardware on utility vehicles and recovery trailers
- Supporting load restraints in construction and logistics where a fixed D-ring is required
Who It Is For
Buyers This Product Is Built For
- Truck and trailer manufacturers specifying fixed tie-down points on cargo decks
- Logistics and freight operators setting up standardized load securing systems
- Industrial equipment suppliers integrating D-rings into machinery packaging
- Rigging distributors carrying tie-down hardware with consistent load ratings
- Fleet managers upgrading cargo securing systems for compliance and safety
Problems It Solves
Problems This Product Removes
- Replacing loose or unreliable bolted fittings that can loosen under vibration
- Eliminating the need to drill holes and install bolts when a permanent anchor is required
- Avoiding the risk of strap chafing on sharp edges or rough welds
- Providing a consistent, traceable load rating for compliance with transport safety standards
- Reducing the number of separate components needed by integrating the anchor into the deck
- Solving the problem of weak or flimsy D-rings that fail under repeated tension
Technical Features
Technical Features
- Welded construction from carbon steel with a smooth, continuous joint
- Flat strap base for mounting on flat surfaces without protrusions
- D-ring shape with a smooth inner radius to prevent strap damage
- Working load limit stamped on the body for traceability
- Standard 4:1 design factor applied unless otherwise stated
- Available in 1”, 1.5”, 2” sizes with corresponding load ratings
- Surface finish: standard black or zinc plated on request
Specifications
Welded Strap D-Ring Specifications
Values published in the Kailipu catalogue for this item. Anything not listed is available on request.
| Capacity Range | 750kg / 1650lbs to 5000kg / 11000lbs |
|---|---|
| Material | Carbon steel |
| Surface Finish | Standard black, zinc plated on request |
Materials
Materials And Finishes
- Carbon steel body with high tensile strength for load-bearing applications
- Smooth weld bead finish to prevent strap abrasion
- Zinc plating option for improved corrosion resistance in outdoor or humid environments
- No galvanic coating on the inner ring to avoid interference with load transfer
Manufacturing Process
How This Product Is Made
1Cutting of steel strap and D-ring blanks from carbon steel coil
2Machining of the D-ring profile and flat base to size
3Welding of the D-ring to the strap base using a controlled arc process
4Post-weld grinding to smooth the joint and remove sharp edges
5Surface treatment including cleaning and optional zinc plating
6Stamping of working load limit and marking on the body
7Proof load testing and inspection before packing
Quality Control
Quality Control On Every Batch
- Proof load test on production batches to verify load capacity
- Dimensional tolerance check against published size table
- Visual inspection of the weld for continuity and smoothness
- Breaking strength validation to confirm 4:1 design factor
- Material Test Certificate to EN 10204 3.1 issued with the order on request
- Third-party inspection accepted at the Qingdao warehouse before shipment
Customisation
Customisation Options
- Custom tonnage stamping on the D-ring body
- Private label and OEM marking available
- Surface finish in zinc plating, powder coating, or electrophoretic black on request
- Custom size and thickness built to a supplied drawing
- Packing configuration tailored to carton count and pallet pattern for export
Compare
How It Compares With The Alternatives
An honest read on where this pattern wins and where another one would serve you better.
| Alternative | Honest Trade Off |
|---|---|
| Bolted D-ring with washer | The welded version has no loose parts and is more reliable under vibration, but cannot be removed or repositioned after installation |
| Cast D-ring | Welded D-rings have a stronger joint and better load distribution, but cast versions may offer better resistance to impact in some applications |
| Swivel D-ring | The fixed welded D-ring is lighter and more compact, but a swivel allows rotation which can reduce strap twist during tensioning |
| Rivet-mounted D-ring | Welded construction provides higher strength and load capacity than riveted joints, which can loosen over time |
Use Guide
How To Use And Inspect Welded Strap D-Ring
- Ensure the D-ring is mounted on a flat, structurally sound surface with adequate support
- Do not exceed the stamped working load limit under any condition
- Inspect the weld and surface for cracks or deformation before each use
- Keep the D-ring free of debris and corrosion to maintain load capacity
- Use only with ratchet straps or tie-downs rated to match the D-ring’s working load
- Retire the D-ring if the weld shows signs of cracking or the marking is no longer legible
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Answers
Welded Strap D-Ring FAQ
What is the working load limit for the 2 inch D-ring?
The 2 inch D-ring has a working load limit of 5000kg / 11000lbs.
Can I use this D-ring with synthetic ratchet straps?
Yes, the smooth inner radius and weld finish are designed to prevent chafing on synthetic straps.
Is there a certificate available with the order?
Yes, a Material Test Certificate to EN 10204 3.1 is supplied on request with every order.
Can I get a different finish like zinc plating?
Yes, zinc plating is available on request. Powder coating and electrophoretic black are also options.
What is the design factor used?
A standard 4:1 design factor is applied, meaning the minimum breaking load is four times the safe working load.
Can you custom stamp my company logo and tonnage?
Yes, custom tonnage stamping, private label marking, and OEM branding are standard options.
How are the D-rings packed for export?
Packed in cartons on pallets as standard. We can configure the carton count and pallet pattern to match your warehouse or retail requirements. Goods can be stored in our Qingdao warehouse free for up to two months.
Need A Quote On Welded Strap D-Ring
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