Shackle for Marine Fender
Marine Shackles (Mã ní) are essential accessories for chain for marine fenders, ensuring secure connection between the chain, fender, and quay wall. Shackles are designed to withstand heavy loads, harsh marine environments, and comply with international standards such as ABS, DNV, LR, BV, NK, and more.
Types of Marine Shackles
- Bow Shackle: Wide loop, suitable for multi-directional loads.
- Dee Shackle: Narrower loop, designed for in-line loads.
- Safety Pin Shackle: Equipped with a secure locking pin for high-safety applications.
Technical Specifications
| Shackle Type | Size (mm) | Working Load Limit (WLL) | Breaking Load | Material | Finish |
|---|---|---|---|---|---|
| Bow Shackle | 12 – 120 | 0.5 – 85 tons | 5 × WLL | High-strength Steel | Hot-dip Galvanized |
| Dee Shackle | 10 – 100 | 0.3 – 75 tons | 5 × WLL | Alloy Steel | Galvanized / Painted |
| Safety Pin Shackle | 16 – 150 | 1 – 100 tons | 5 × WLL | Forged Steel | Galvanized |
Standards & Certifications
All shackles are manufactured in compliance with international standards and classification societies:
- ABS (American Bureau of Shipping)
- DNV – GL
- LR (Lloyd’s Register)
- BV, NK, RINA, KR, RS
Installation Process of Shackles for Marine Fender
- Inspection: Ensure shackles are free from cracks, deformation, or corrosion.
- Connection to Fender Chain: Attach the shackle pin through the chain link and secure tightly.
- Connection to Quay Wall: Use the opposite end to fix to the anchor point or mooring structure.
- Testing: Perform load test to confirm stability and safety before operation.
Safety Notes
- Never exceed the Working Load Limit (WLL).
- Avoid side-loading; shackles are designed for straight-line loads.
- Regularly inspect for wear, corrosion, or bent pins.
- Replace immediately if damaged or deformed.
Why Choose Nguyen Tai Marine?
With over 15 years of experience in supplying marine shackles, fender chains, and port accessories, Nguyen Tai Marine ensures:
• ISO & PIANC standard compliance
• 5 – 15 years durability depending on operating conditions
• Certified by international classification societies
• Proven track record with port and shipyard projects across Vietnam and overseas
Completed Projects
- Song Hau 1 Thermal Power Plant – NT-CSS Fender System
- Bac Van Phong Petroleum Depot – Marine Fender Chains & Shackles
- Hoa Phat Port – Fender System with Shackles & Accessories
- Chu Lai – Truong Hai Port – Fender and Chain Accessories
- Go Dau Port – Bollards, Chains & Shackles
Related Products
- Chain for Marine Fender
- Marine Fenders
- Twin Horn Bollard
- Marine Rubber Ladder
- Fender Accessories
Contact Us
For quotations and technical support, please contact:
Nguyen Tai Co., Ltd – Manufacturer and distributor of marine fenders and mooring bollards.
📍 Address: 310C Nguyen Thi Lang, Cu Chi, Ho Chi Minh City
📞 Hotline: +84972 491 224
📞 Hotline: +84 97 421 5855
✉️ Email: nguyentairubber@gmail.com kd.nguyentai@gmail.com
🌐 Website: nguyentairubber.com
