Grade 80 Hooks
G80 Viking G Hook
A drop-forged G80 alloy steel hook with a forged barrel body and a swivel mechanism, designed for high-intensity lifting and rigging applications. It carries a 4:1 safety factor and is heat-treated for strength and toughness. The hook is powder coated or painted for corrosion resistance and suits use with EN 818-2 compliant slings and chains. Sizes range from 5T to 20T safe working load.
- Size
- From 5T to 20T Processing: Drop Forged / Quenched and Tempered
- Material
- Alloy steel
- Finish
- Powder Coated,Painted
- 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 Viking G Hook Gives You
- Drop-forged alloy steel body with quench and temper heat treatment delivers high strength and impact resistance
- Swivel mechanism allows rotation under load, reducing twisting and side loading on slings and chains
- 4:1 design factor ensures the minimum breaking strength is four times the working load limit
- Powder coated or painted finish resists rust and wear in harsh industrial and marine environments
- Matches EN 818-2 standards for rigging hardware, ensuring compatibility with certified slings and chains
- Forged barrel shape provides a smooth, rounded throat that protects synthetic webbing and wire rope
- Swivel self-locking feature prevents accidental disengagement during dynamic lifting operations
Application Scenarios
Where G80 Viking G Hook Is Used
- Marine and offshore lifting where dynamic loads and corrosion exposure require durable, swivelling hooks
- Steel fabrication yards using heavy-duty slings and chains where hook rotation prevents rope tangling
- Construction sites with frequent rigging changes where swivel action reduces setup time and wear
- Oil and gas field operations where hooks must handle variable angles and high-stress lifting
- Industrial maintenance where lifting points shift during equipment handling and rotation is essential
- Heavy transport and logistics where hooks are used with multiple chain or sling configurations
Who It Is For
Buyers This Product Is Built For
- Rigging contractors sourcing high-strength hooks for critical lifting tasks
- Marine equipment suppliers specifying swivel hooks for deck and mooring systems
- Industrial maintenance teams needing reliable hooks for repetitive lifting cycles
- Cranes and hoist operators requiring swivel hooks to prevent sling twist
- Lifting equipment distributors carrying a G80 hook range with EN 818-2 compliance
Problems It Solves
Problems This Product Removes
- Accidental hook disengagement during lifting due to lack of a self-locking mechanism
- Sling twisting and rope damage caused by fixed hook orientation under angled loads
- Corrosion and surface degradation in outdoor or marine environments without protective finish
- Mismatched safety factors between hooks and slings leading to premature failure
- Incompatibility with EN 818-2 certified slings and chains due to non-compliant design
- Need to source swivel hooks and standard hooks from separate suppliers
Technical Features
Technical Features
- Drop-forged barrel body in alloy steel, quenched and tempered for high strength
- Swivel self-locking mechanism to prevent accidental disengagement
- 4:1 design factor with minimum breaking load four times the safe working load
- Powder coated or painted surface finish for corrosion resistance
- EN 818-2 compliant dimensions and throat opening for use with certified slings and chains
- Working load limit stamped on the body for traceability and field identification
- Throat opening designed to match standard G80 chain and sling dimensions
Specifications
G80 Viking G Hook Specifications
Values published in the Kailipu catalogue for this item. Anything not listed is available on request.
| Capacity Range | 5T to 20T safe working load |
|---|---|
| Material | Alloy steel drop forged and quenched tempered |
| Design Factor | 4:1 minimum breaking load to safe working load |
| Finish | Powder coated or painted |
| Swivel Feature | Self-locking swivel mechanism |
| Standard Compliance | EN 818-2 |
| Working Load Limit | 5T 8T 10T 15T 20T |
| Weight | 1.13 kg 2.1 kg 3.98 kg 6.1 kg 8.4 kg |
| Throat Opening | 28.5 mm 35 mm 41 mm 51 mm 62 mm |
| Length | 119 mm 136.5 mm 150 mm 185 mm 242 mm |
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 body drop forged then quenched and tempered for high strength and toughness
- Swivel pin and locking mechanism made from hardened steel for durability under repeated use
- Powder coat or paint layer applied over the forged body to resist rust and abrasion
- Internal throat surface machined smooth to reduce rope and sling wear
Manufacturing Process
How This Product Is Made
1Drop forging of the hook blank from alloy steel
2Quench and temper heat treatment to achieve required hardness and strength
3Machining of the throat, swivel pin bore, and locking mechanism
4Assembly of the swivel and self-locking mechanism
5Surface finishing by powder coating or painting
6Stamping of working load limit and manufacturer mark
7Proof load testing and final inspection before packing
Quality Control
Quality Control On Every Batch
- Proof load tested on production batches
- Dimensional tolerance check against published size table
- Breaking strength validation to confirm 4:1 design factor
- Swivel rotation and locking mechanism function test
- Material Test Certificate to EN 10204 3.1 supplied with orders
- 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 stamped on the body for traceability
Customisation
Customisation Options
- Custom tonnage stamping on the hook body
- Private label and OEM marking available
- Finish to order in powder coating or painting
- Custom sizes and configurations built to a drawing
- Packing carton and pallet configuration tailored to customer 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 |
|---|---|
| Fixed G Hook | The swivel version reduces sling twist and wear under angled loads but adds complexity and requires more inspection |
| Screw Pin Hook | The self-locking swivel mechanism prevents accidental disengagement better than a screw pin, which can loosen under vibration |
| Non-swivelling Hook with Chain | The swivel allows dynamic load adjustment and reduces chain kinking, but a fixed hook may be preferred in static, predictable lifting |
| Lower Grade Hook | G80 offers higher strength and toughness than Grade 70 or Grade 43, but at a higher cost and weight |
Use Guide
How To Use And Inspect G80 Viking G Hook
- Match the stamped working load limit to the calculated load, not the crane or winch rating
- Ensure the hook is fully closed and the swivel lock is engaged before lifting
- Inspect the throat opening and swivel mechanism for wear or deformation before each use
- Do not use if the marking is illegible or the hook shows signs of bending or cracking
- Avoid side loading the hook; keep the load aligned with the throat axis
- Retire the hook if the swivel seizes, the lock fails, or the finish is compromised
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Answers
G80 Viking G Hook FAQ
What is the safety factor for the G80 Viking G Hook?
A standard 4:1 design factor, so the minimum breaking load is four times the safe working load. Proof load testing is done at the published multiple of the working load limit.
Is this hook compatible with EN 818-2 slings and chains?
Yes. The G80 Viking G Hook is designed to meet EN 818-2 standards and is compatible with certified slings and chains in the same grade.
Can I get a Material Test Certificate with my order?
Yes. A Material Test Certificate to EN 10204 3.1 is supplied with every order upon request and includes material composition and mechanical properties.
What finishes are available?
Standard finish is powder coated or painted. Custom finishes including zinc plating and electrophoretic black are available on request.
Can I have my own brand name or tonnage stamped on the hook?
Yes. Custom tonnage stamping, private label marking, and OEM branding are standard options. The finish and size can also be tailored.
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 pack requirements.
What sizes are available?
The range runs from 5T to 20T safe working load. Dimensions and weights are listed in the size table for each capacity.
Need A Quote On G80 Viking G Hook
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.