Towing and Recovery Chains
Grade 70 Towing Chain with 15 Inch J Hook, T-Hook & Grab Hook
A heavy-duty chain assembly with 5/16 inch Grade 70 transport chain, 15-inch eye-style J hook on one end, and an eye grab hook with T-hook combination on the other. Designed for vehicle towing, recovery, and load securement, it provides a single integrated solution for connecting and securing heavy loads without requiring separate hardware. The assembly uses heat-treated alloy steel with a yellow zinc plated finish for corrosion resistance and high strength-to-weight performance.
- Size
- 5/16 inch Chain
- Grade
- Grade 70 / G70 Transport Chain
- Material
- Alloy Steel
- Finish
- Yellow Zinc Plated
- Catalogue Family
- Towing and Recovery Chains
- 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 Grade 70 Towing Chain with 15 Inch J Hook Gives You
- Grade 70 chain offers higher strength and wear resistance than standard carbon steel chains of the same size
- 15-inch deep-throat J hook allows secure attachment around vehicle axles, frame rails, and control arms
- Eye grab hook with T-hook provides multiple connection options for frame tie-down slots and adjustable choke ties
- Yellow zinc plated finish resists corrosion in outdoor and marine environments
- Single assembly reduces the need to source and manage multiple components from different suppliers
- Heat-treated alloy steel construction ensures durability under repeated dynamic loading
- Chain length of 2.4 meters (approx. 8 feet) provides sufficient reach for most towing and recovery scenarios
Application Scenarios
Where Grade 70 Towing Chain with 15 Inch J Hook Is Used
- Professional towing operations where quick, secure attachment to vehicle frames and axles is required
- Recovery fleets using the chain to pull stuck vehicles with minimal setup time
- Trailer manufacturers integrating the assembly into cargo securement systems
- Transportation equipment suppliers supplying pre-configured towing kits to fleet operators
- Off-road recovery setups where the extended J hook reaches difficult anchor points
- Heavy load securement in construction and industrial transport where chain and hook integrity is critical
Who It Is For
Buyers This Product Is Built For
- Professional towing and recovery service providers in North America and Europe
- Trailer and transport equipment manufacturers building integrated tie-down systems
- Fleet operators specifying durable, ready-to-use towing assemblies for service trucks
- Industrial rigging suppliers offering pre-configured chain kits for load securement
- Off-road and recovery gear brands developing modular recovery kits for 4x4 vehicles
Problems It Solves
Problems This Product Removes
- Need to source a chain and two separate hooks from different suppliers, increasing procurement complexity
- Inadequate hook size or throat depth causing slippage during high-tension towing or recovery
- Standard carbon steel chains failing under repeated dynamic loads due to lower fatigue resistance
- Lack of corrosion protection in outdoor or marine environments leading to premature chain degradation
- Inconsistent connection points between chain and hook due to mismatched link sizes or pin diameters
- Time lost during field setup due to assembling multiple components on-site
Technical Features
Technical Features
- 5/16 inch Grade 70 transport chain with heat-treated alloy steel construction
- 15-inch eye-style forged J hook with deep throat and wide mouth for secure engagement
- Eye grab hook with T-hook combination for frame tie-down slots and adjustable choke ties
- Yellow zinc plated finish for corrosion resistance in harsh environments
- Chain length of 2.4 meters (approx. 8 feet) with no intermediate links or splices
- Grade 70 chain rated for high-strength load securement and towing applications
- Standard 4:1 design factor applied to the chain and hook assembly unless otherwise specified
Specifications
Grade 70 Towing Chain with 15 Inch J Hook Specifications
Values published in the Kailipu catalogue for this item. Anything not listed is available on request.
| Chain Grade | Grade 70 / G70 Transport Chain |
|---|---|
| Chain Size | 5/16 inch |
| Chain Length | 2.4 m (approx. 8 ft) |
| End Hook 1 | 15-inch Eye Style Large J Hook |
| End Hook 2 | Eye Grab Hook with T-Hook Combination |
| Material | Alloy Steel |
| Finish | Yellow Zinc Plated |
| Application | Towing, Recovery, Vehicle Tie-Down, Load Securement |
Materials
Materials And Finishes
- Heat-treated alloy steel for the chain and hooks to resist fatigue and impact
- Forged alloy steel construction for the 15-inch J hook and grab hook components
- Yellow zinc plated coating applied to the chain and hooks for corrosion resistance
- Chain links and hook eyes manufactured to match the 5/16 inch chain size and pin diameter
Manufacturing Process
How This Product Is Made
1Forging of the J hook and grab hook blanks from alloy steel
2Heat treatment of the chain and hooks to achieve Grade 70 strength properties
3Machining of the hook eye openings and T-hook slots to precise dimensions
4Assembly of the chain with the end hooks using matching pin sizes and secure fastening
5Application of yellow zinc plating to the entire assembly for corrosion protection
6Final inspection of hook engagement, chain link fit, and finish quality
7Proof load testing and marking of working load limit on the chain and hooks
Quality Control
Quality Control On Every Batch
- Proof load test on production batches before release
- Dimensional tolerance check against published hook and chain dimensions
- Breaking strength validation to confirm the 4:1 design factor
- Visual inspection of the zinc plating for uniformity and coating defects
- Functional check of hook movement and engagement with chain links
- 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 tonnage stamping on the chain and hooks
- Private label and OEM marking available for brand integration
- Finish options including zinc plating, powder coating, or electrophoretic black
- Custom hook configurations built to a supplied drawing
- Packing carton and pallet configuration tailored to warehouse or retail requirements
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 |
|---|---|
| Standard carbon steel chain with separate hooks | Grade 70 chain has higher strength and wear resistance, and the integrated assembly reduces setup time and sourcing complexity |
| Shorter J hook (e.g. 10-inch) | The 15-inch hook provides better reach and access to deep frame rails and rear axles, especially on larger vehicles |
| Single hook chain (e.g. only J hook) | The T-hook and grab hook combination allows frame tie-downs and adjustable choke ties, increasing versatility |
| Galvanized chain with plain hooks | Yellow zinc plating offers better corrosion resistance than standard galvanizing, especially in marine and high-moisture environments |
Use Guide
How To Use And Inspect Grade 70 Towing Chain with 15 Inch J Hook
- Verify the stamped working load limit matches the expected load before use
- Ensure the J hook is fully engaged around the vehicle frame or axle with no slippage
- Check that the T-hook fits securely into the frame tie-down slot and the grab hook is properly seated
- Inspect the chain and hooks for wear, deformation, or coating damage before each use
- Do not exceed the 4:1 design factor; use the chain only within its rated safe working load
- Retire the assembly if the chain shows elongation, the hooks are deformed, or the finish is compromised
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Answers
Grade 70 Towing Chain with 15 Inch J Hook FAQ
What is the working load limit for this chain assembly?
The safe working load is based on a 4:1 design factor. The exact WLL is stamped on the chain and hooks. Confirm the rating matches your application load.
Can I use this chain for vehicle recovery on a 4x4 truck?
Yes. The 15-inch J hook and T-hook combination are designed for secure attachment to vehicle frames and axles during recovery operations.
Is the zinc plating sufficient for marine environments?
Yes. The yellow zinc plated finish provides corrosion resistance suitable for outdoor and marine environments, but inspect regularly for wear.
Can I add my own brand label or custom stamping?
Yes. Custom tonnage stamping, private label marking, and OEM packaging are standard options available on request.
What if I need a different chain length or hook size?
Custom sizes and configurations can be built to your drawing. Contact us with your specifications for a quote.
How is the chain tested before shipment?
Each batch undergoes proof load testing, dimensional checks, and breaking strength validation. A Material Test Certificate to EN 10204 3.1 is supplied with the order.
Can I get this assembled with a different finish?
Yes. Finish options include zinc plating, powder coating, or electrophoretic black. Specify your preference when placing the order.
Need A Quote On Grade 70 Towing Chain with 15 Inch J Hook
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We reply within 24 hours on WhatsApp or by email. Send a drawing, a photo or a bill of materials and we will quote it as it stands.