Grade 80 Hooks
G80 Sling Hook With Connecting Link
A Grade 80 alloy steel sling hook with a connecting link, drop forged and heat treated for high strength. It features a permanently stamped working load limit and a yellow powder coat finish, with options for other colors on request. The design suits direct attachment to lifting slings or chains, replacing a separate hook and link assembly. Sizes range from 7/8-8 to 18/20-8, with capacities from 2 to 12.5 tonnes.
- Size
- From 7/8-8 to 18/20-8 Surface :Powder Coated,Painted Process:Froged,Qunenched and Tempered
- Packing
- Cartons then pack on pallets
- Catalogue Family
- Grade 80 Hooks
- 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 G80 Sling Hook with Connecting Link Gives You
- Drop forged and quenched tempered alloy steel body ensures high strength and impact resistance for demanding lifting tasks
- Connecting link built into the hook reduces the need for a separate link, simplifying rigging and reducing part count
- Permanently stamped working load limit on the body enables quick field verification and traceability
- Yellow powder coat finish improves visibility and corrosion resistance in industrial and outdoor environments
- Available in multiple sizes from 7/8-8 to 18/20-8, covering a wide range of lifting applications
- Custom color finishes available to match site safety standards or branding requirements
- Max proof load is the published multiple of the working load limit, and minimum breaking strength is 4 times the WLL
Application Scenarios
Where G80 Sling Hook with Connecting Link Is Used
- Lifting operations in construction and infrastructure where a single integrated hook and link reduces rigging time and complexity
- Marine and offshore projects requiring corrosion-resistant, high-strength rigging components with visible load ratings
- Steel and manufacturing plants using chain or webbing slings where a direct hook-link connection is needed
- Industrial maintenance setups where multiple hooks are used and consistent marking and finish are required
- Logistics and transport operations involving heavy cargo where rigging components must be durable and easily identifiable
Who It Is For
Buyers This Product Is Built For
- Rigging contractors sourcing integrated hook-link assemblies for field use
- Lifting equipment suppliers building complete rigging kits with consistent marking and finish
- Marine and offshore service providers specifying corrosion-resistant, high-strength lifting hardware
- Manufacturers of lifting systems requiring reliable, stamped load-rated components
- Procurement engineers managing a bill of materials with multiple hook types and sizes
Problems It Solves
Problems This Product Removes
- Need for two separate parts — a hook and a connecting link — which increases assembly time and risk of mismatched components
- Inconsistent or missing load ratings on field-installed links, leading to unsafe use or inspection failures
- Lack of corrosion protection on uncoated steel hooks in humid or marine environments
- Difficulty in identifying correct hook size and capacity during on-site rigging setup
- Inconsistent finish or marking across parts from different suppliers, complicating inventory and safety audits
- Need to source hook and link from separate manufacturers, increasing lead time and coordination effort
Technical Features
Technical Features
- Drop forged alloy steel body with quench and temper heat treatment for enhanced strength
- Integrated connecting link designed to carry full working load without additional stress points
- Permanently stamped working load limit on the hook body for traceability and field use
- Yellow powder coat finish standard; other colors available by request
- Minimum breaking strength is four times the working load limit
- Maximum proof load is the published multiple of the working load limit
- Sizes range from 7/8-8 to 18/20-8, with dimensions A, B, C, D and weight provided in the specification table
- Designed to meet Grade 80 standards with a 4:1 design factor unless otherwise stated
Specifications
G80 Sling Hook with Connecting Link Specifications
Values published in the Kailipu catalogue for this item. Anything not listed is available on request.
| Capacity Range | 2 to 12.5 tonnes working load limit |
|---|---|
| Material | Alloy steel drop forged then quenched and tempered |
| Design Factor | 4:1 minimum breaking load to safe working load |
| Surface Finish | Yellow powder coated standard; other colors available on request |
| Proof Load | the published multiple of the working load limit |
| Breaking Strength | the published multiple of the working load limit |
| Size Range | 7/8-8 to 18/20-8 |
| A Dimension | 30 to 67.5 mm |
| B Dimension | 117 to 255 mm |
| C Dimension | 83 to 180 mm |
| D Dimension | 23 to 53 mm |
| Weight | 0.6 to 6.2 kg |
| Certificates | Material Test Certificate to EN 10204 3.1 supplied with orders |
Full size table on request. The catalogue publishes a full dimension and capacity table for this item. Ask on WhatsApp or by email and we will send it as a PDF.
Materials
Materials And Finishes
- Alloy steel blank drop forged to shape and then quenched and tempered for high tensile strength
- Yellow powder coat applied for corrosion resistance and high visibility
- Custom color finishes available upon request, including zinc plating and electrophoretic black
- Heat-treated steel ensures resistance to deformation under repeated loading
Manufacturing Process
How This Product Is Made
1Drop forging of the alloy steel blank
2Quench and temper heat treatment to achieve Grade 80 strength properties
3Machining of the hook throat, link bore, and attachment points
4Powder coating application with yellow as standard finish
5Permanent stamping of working load limit and grade on the body
6Proof load testing and dimensional verification
7Packing in cartons, then palletized for export
Quality Control
Quality Control On Every Batch
- Proof load test on each production batch before release
- Dimensional tolerance check against the published size table
- Breaking strength validation to confirm the 4:1 design factor
- Visual inspection of the powder coat for uniformity and defects
- Material Test Certificate to EN 10204 3.1 issued with every order
- Third-party inspection accepted at the Qingdao warehouse before shipment
Documentation
Certification And Documentation Supplied
- Material Test Certificate to EN 10204 3.1 supplied with orders
- Working load limit and grade stamped on the body for traceability
Customisation
Customisation Options
- Custom tonnage stamping on the hook body
- Private label and OEM marking available
- Finish options: powder coated, zinc plated, electrophoretic black
- Custom sizes and configurations built to a supplied drawing
- Packing carton and pallet configuration tailored to customer warehouse or retail needs
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 |
|---|---|
| Separate hook and connecting link | The integrated design reduces part count and assembly time, but a separate link allows for greater flexibility in configuration and replacement |
| Plain carbon steel hook | Grade 80 alloy steel offers higher strength and impact resistance, suitable for heavy-duty lifting, while carbon steel is less expensive but not rated for the same loads |
| Uncoated hook | Powder coating improves corrosion resistance and visibility, but uncoated hooks may be preferred in high-temperature environments where coating could degrade |
| Other color finishes | Yellow is standard for visibility; other colors are available but may require longer lead time or minimum order quantity |
Use Guide
How To Use And Inspect G80 Sling Hook with Connecting Link
- Verify the stamped working load limit matches the calculated load before use
- Inspect the hook and link for deformation, cracks, or coating damage before each lift
- Ensure the link is fully engaged and the hook is not side loaded
- Do not exceed the maximum proof load of the published multiple of the working load limit
- Retire the hook if the marking is illegible, the body shows deformation, or the link is bent
- Use only with compatible slings or chains rated for the same working load limit
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Answers
G80 Sling Hook with Connecting Link FAQ
What is the design factor for this hook?
A standard 4:1 design factor applies, so the minimum breaking strength is four times the working load limit. This is consistent with Grade 80 rigging hardware.
Can the working load limit be changed or custom stamped?
Yes. Custom tonnage stamping is available. The working load limit can be adjusted to match your specific application, and the marking is permanently stamped on the body.
Is the finish corrosion resistant?
Yes. The yellow powder coat provides good resistance to moisture and weather. Other finishes like zinc plating and electrophoretic black are also available for harsher environments.
What certificates are provided with the order?
A Material Test Certificate to EN 10204 3.1 is supplied with every order. Proof load testing and dimensional checks are documented for each batch.
Can I get a different color finish?
Yes. Yellow is standard, but other colors such as zinc plated, powder coated in black, or electrophoretic black are available upon request.
How are the hooks packed for export?
Cartons on pallets as standard. We can configure the carton count and pallet pattern to match your warehouse or retail packing requirements. Free storage in Qingdao for up to two months is available.
What sizes are available?
Sizes range from 7/8-8 to 18/20-8. The full dimension table includes A, B, C, D, weight, and working load limit for each size.
Need A Quote On G80 Sling Hook with Connecting Link
Send the sizes, the finish and the quantity on WhatsApp or by email. You get a priced reply within 24 hours and a straight answer on stock.
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.