
Dry Break Coupling Tank Unit (Flange Type)
The Dry Break Coupling Hose Unit (Flange Type) is a premium dry break coupling designed for secure and leak-free fluid transfer in high-pressure industrial applications.
Featuring an ANSI 150Lbs flange connection, this unit ensures compatibility with standard piping systems while providing rapid connection/disconnection capabilities.
Ideal for handling hazardous, corrosive, or high-purity media, it minimizes spillage and environmental risks during operations.
- Product Introduction
product Introduction

1. Spill-Free Connection for Maximum Safety
The Dry Break Coupling Hose Unit (Flange Type) is designed to minimize product loss and environmental risk. Its dry break technology ensures that during connection and disconnection, fluid spillage is virtually eliminated – protecting your operators, workplace, and the environment.
2. Multiple Material Options for Chemical Compatibility
Available in Stainless Steel (SS), Brass (BR), and Aluminum (AL), the LDDC series offers flexibility for a wide range of fluids, from aggressive chemicals to water, fuels, and industrial liquids. Choose the material that best suits your application.
| Material | Best suited for |
|---|---|
| SS | Corrosive & sanitary applications |
| BR | Fuels, oils, and general industrial |
| AL | Lightweight & cost-effective needs |
3. Wide Range of Sizes (1" to 8")
From (1") to (8"), the series covers common flange sizes with standard dimensions (Ø D, Ø d, H), making it easy to integrate into existing piping systems.
4. Robust Flange Design for Secure Mounting
All models feature a flange connection (1" to 8"), ensuring a rigid, leak-proof interface with standard piping. Other flange options are available upon request for custom applications.
5. High-Quality Construction for Durability
Built to withstand industrial environments, the LDDC series delivers reliable performance over thousands of cycles, reducing downtime and maintenance costs.
6. Clear Dimensional Standardization
Each model comes with precise dimensions (outer diameter D, inner diameter d, height H), allowing engineers and procurement teams to easily specify, replace, or design around the coupling.
7. Easy to Operate
The dry disconnect mechanism requires simple manual action, reducing operator training time while ensuring consistent, repeatable sealing performance.
Key Features
Flange Connection: ANSI 150Lbs standard flange for robust, leak-proof integration with tank piping systems.
Dry Break Technology: Ensures zero fluid loss during disconnection, critical for safety and environmental protection.
Material Options: Available in Stainless Steel (SS), Brass (BR), and Aluminum (AL) to suit diverse chemical and weight requirements.
Customizable Flanges: Other flange types available on request to meet specific project needs.
Compact Design: Optimized dimensions for easy installation and space efficiency.
Ordering Information




| Flange Size | Ø D (mm) | Ø d (mm) | H (mm) |
|---|---|---|---|
| 1" | 108 | 45 | 85.2 |
| 2" | 152.4 | 48.3 | 112.8 |
| 2"1/2 | 177.8 | 70.3 | 157.9 |
| 3" | 190.5 | 89.3 | 158.9 |
| 4" | 228.6 | 104.3 | 191.9 |
| 6" | 279.4 | 160 | 227.4 |
| 8" | 342.9 | 203 | 225 |
Customization: Other flange types and materials are available upon request.
Installation: Ensure proper alignment and torque specifications during installation to maintain seal integrity.
Maintenance: Regular inspection of seals and threads is recommended to ensure optimal performance.
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