A Double Bolt Clamp is a heavy-duty fastening component widely used in industrial piping systems, plumbing, and mechanical connections. As a professional Double Bolt Clamp manufacturer in China, OMEJA CASTING provides durable and high-strength clamping solutions designed for demanding applications.
Email: whp@omj-casting.com
Tel: +86-15243599988
A double bolt clamp (also called a double bolt pipe clamp) is a type of mechanical connector that uses two bolts to secure pipes, hoses, or fittings tightly together.
Prevent leakage in pipe connections
Provide strong mechanical sealing
Maintain stability under pressure and vibration

Double Bolt Clamps
The dual-bolt design distributes pressure evenly, ensuring a tight and secure grip.
Typically made from:
Ductile iron
Stainless steel
Carbon steel (depending on application)
Suitable for systems with:
High pressure
Mechanical stress
Continuous operation
Corrosion-resistant coatings improve durability in harsh environments.
Basic design for general piping systems
Common in water and industrial pipelines
Reinforced structure
Used in high-pressure and large-diameter pipes
Excellent corrosion resistance
Ideal for marine and chemical environments
Includes rubber lining to reduce vibration and noise
Protects pipe surfaces from damage
| Feature | Specification |
|---|---|
| Material | Ductile iron / Stainless steel |
| Bolt Type | Double bolt |
| Size Range | DN20 – DN300+ |
| Surface Treatment | Galvanized / Epoxy coated |
| Pressure Resistance | High (depending on model) |
| Application | Industrial piping systems |
Used to connect and secure pipes in factories and plants.
Ensures leak-proof water transmission.
Handles high-pressure fluid transport.
Used in structural and mechanical pipe systems.
Applied in irrigation and water distribution pipelines.
OMEJA CASTING follows a strict manufacturing process:
Raw material selection
Casting and molding
Machining for precision
Surface treatment (galvanizing or coating)
Quality inspection and testing
Packaging and export
This ensures consistent quality and reliability for every clamp.
Stable production quality
Precise dimensions and fitting
Strong mechanical performance
Corrosion-resistant finishes
Customization options available
Suitable for international standards
Select a clamp that matches the pipe size exactly.
Stainless steel → corrosion resistance
Ductile iron → high strength
Carbon steel → cost-effective
Ensure the clamp can handle the system’s working pressure.
Choose coated or stainless options for:
Outdoor use
Chemical exposure
Marine environments
Position the clamp around the pipe joint
Align both bolts evenly
Tighten bolts gradually and evenly
Check alignment and sealing
Re-tighten after initial pressure testing
Inspect regularly for wear or corrosion
Tighten bolts if loosening occurs
Clean surfaces to prevent buildup
Replace damaged clamps promptly
It is used to connect and secure pipes, preventing leaks and maintaining structural stability.
Yes, they can be reused if not damaged.
Ductile iron, stainless steel, and carbon steel.
Yes, heavy-duty models are designed for high-pressure applications.
Manufacturers like OMEJA CASTING can provide customized solutions based on requirements.
For high-quality double bolt clamps, contact:
Email: whp@omj-casting.com
Telephone: +86-15243599988
Double bolt clamps are essential components in modern piping systems, offering reliable sealing, strong mechanical support, and long service life. Choosing a trusted manufacturer like OMEJA CASTING ensures consistent quality, durability, and performance across a wide range of industrial applications.
If you are looking for a dependable double bolt clamp supplier in China, OMEJA CASTING provides a practical and cost-effective solution for your business needs.