DFT19 FFR Flanged Reducer Piece
Devinsan provides high-performance fluid transition solutions engineered for precise diameter changes and hydraulic efficiency in water and industrial networks. Designed for exceptional durability, the DFT19 FFR Flanged Reducer Piece combines a robust ductile iron body with optimized internal geometry to ensure seamless flow management and structural reliability across diverse pipeline infrastructures.
Production Standard
Nominal Dimension (DN)
Nominal Pressure (PN)
Operating Temperature
Coating
Testing
DN 50 – DN 400
PN 6-PN 10-PN 16-PN 25-PN 40
-30° / +200°
Electrostatic Powder Epoxy
EN 12266-1
Application Areas
The DFT19 FFR Flanged Reducer Piece is widely used across diverse industrial and commercial sectors, delivering reliable flow control and long‑lasting performance.
1. Water and Wastewater Systems
2. Chemical Industry
3. Food and Beverage Industry
4. Pharmaceutical Industry
5. Oil and Gas Industry
6. HVAC (Heating, Ventilation, Air Conditioning) Systems
In these applications, this type DFT19 FFR Flanged Reducer Piece ensures precise fluid control, maintains excellent sealing integrity, and supports efficient, safe operation even under demanding conditions.
The DFT19 FFR Flanged Reducer Piece is a high-performance structural fitting specifically engineered for precise and dependable diameter transitions in water supply, wastewater treatment, and industrial fluid systems. Designed to meet the rigorous demands of modern infrastructure, this flanged reducer delivers exceptional structural integrity, operational reliability, and long-term durability in both industrial and municipal applications.
At the heart of the DFT19 FFR Flanged Reducer Piece is a robust, precision-cast ductile iron body that facilitates a smooth transition between pipes of different nominal diameters. This advanced design ensures a stable, high-strength interface, effectively maintaining the pipeline’s hydraulic performance while minimizing turbulence even under high-pressure or fluctuating flow conditions. The precision-machined flange surfaces provide complete flow isolation when bolted, enhancing safety and efficiency in critical fluid networks.
Manufactured from corrosion-resistant materials and built with a heavy-duty body, this reducer piece is designed to withstand harsh operating environments and external soil stresses. Its standardized dimensions allow for easy integration into pipeline systems, while the straightforward installation process reduces downtime and operational costs.
The DFT19 FFR Flanged Reducer Piece is ideally suited for municipal water distribution, pumping stations, treatment plants, and industrial utility networks where diameter adjustment and leak-free operation are essential. Its versatility also makes it a preferred choice for engineers and project managers seeking a reliable, standards-compliant solution for long-term infrastructure performance.
In summary, the DFT19 FFR Flanged Reducer Piece offers an optimal combination of performance, efficiency, and safety. With its precision-engineered transition system, durable construction, and ease of maintenance, it stands as a trusted solution for modern fluid control applications worldwide.
1. General Information
The DFT19 FFR Flanged Reducer Piece is designed for use in distribution networks and pumping stations, requiring reliable transitions between different pipe diameters. Proper installation is essential to guarantee safe operation, long service life, and efficient, leak-free performance within the pipeline system.
2. Safety Precautions
Installation must be performed by qualified personnel only.
Ensure strict compliance with all local safety regulations and standards concerning pipeline pressure and heavy equipment handling.
Personnel must wear appropriate personal protective equipment (PPE) at all times during the process.
Confirm that the pipeline section is fully depressurized and drained before attempting to install the DFT19 FFR Flanged Reducer Piece.
3. Pre-Installation Checklist
Inspect the DFT19 FFR Flanged Reducer Piece for any visible damage to the flange faces or the protective coating sustained during transport or storage.
Check that the nominal sizes, pressure rating, and transition type match the system design requirements.
Verify that the interior and flange seating areas are clean and free from debris.
Confirm that the mating pipeline ends are correctly aligned, as improper positioning can cause mechanical stress on the transition point. Ensure that high-quality gaskets and appropriate bolts are available for assembly.
4. Installation Procedure
For positioning, carefully lift and align the DFT19 FFR Flanged Reducer Piece between the different sized mating flanges of the pipeline.
Ensure the pipeline interior is clean and free from dirt, sand, or foreign particles. Use proper gaskets suitable for the medium and operating conditions at both ends.
Align the flange holes on both the inlet and outlet sides and insert all bolts. Tighten the bolts in a cross-pattern sequence in gradual steps to ensure even compression of the gaskets. Do not use excessive force that may damage the flange faces or bolts.
5. Post-Installation
Slowly pressurize the system and check for leaks around both flanged connections. Personnel should carefully visually check all joints for any signs of weeping.
If leakage is detected, depressurize the system and re-tighten the bolts following the correct sequence.
Record the installation details for documentation purposes
Proper maintenance extends the service life of the DFT19 FFR Flanged Reducer Piece and ensures reliable sealing integrity during testing and isolation periods. Follow the guidelines below to maximize the longevity of this essential unit.
1. Routine Operation
Visually inspect the DFT19 FFR Flanged Reducer Piece area regularly, for example annually, for signs of external leakage, soil erosion around the joint, or movement of the pipe. Check the connection tension periodically to ensure the mechanical seal remains secure. The DFT19 FFR Flanged Reducer Piece is a static component and requires no internal operation; ensure the surrounding environment remains clear for inspection.
2. Inspection Schedule
Monthly, check the visible bolts for signs of loosening or severe corrosion.
Quarterly, check the ground surface above the buried fitting for signs of heaving or settling, which may indicate axial thrust movement caused by the diameter change.
Annually, perform a detailed inspection including the gaskets, bolt condition, and coating integrity. Perform a torque verification check on flanged connections to ensure the specified clamping force is maintained.
3. Lubrication
The DFT19 FFR Flanged Reducer Piece is a mechanical connection device and requires no lubrication after installation.
Flange faces and gaskets should be kept clean during storage and installation to ensure proper seating.
4. Seal and Gasket Replacement
Replace flange gaskets and bolts if leakage or significant wear is observed.
Always depressurize and drain the pipeline before performing any maintenance work. Only use original spare parts to guarantee compatibility and reliability.
5. Cleaning
Keep the exterior of the reducer piece clean to prevent corrosion.
In aggressive environments, consider applying additional protective coating or insulation.
6. Storage and Spare Parts
Store spare parts in a dry, clean environment, away from direct sunlight.
Maintain a record of all inspections, repairs, and replacements.
We prioritize quality at every stage of production to deliver durable, safe, and efficient products. Our continuous improvement and strict quality controls keep us at the forefront of the industry.
Our certifications prove our commitment to excellence and compliance with international standards, ensuring the safety and reliability of our products worldwide.
We continuously invest in innovation and quality to expand our certifications and meet evolving industry needs.
Frequently Asked Questions about the DFT19?
What are the main advantages of this product?
The DFT19 FFR Flanged Reducer Piece offers high structural stability, optimized transition geometry, and maximum sealing performance. Its robust ductile iron construction and maintenance-free design help reduce operating costs and ensure long-term reliability in diameter-changing applications.
Why should I choose this product?
This product delivers outstanding performance in both structural integrity and hydraulic efficiency, making it a dependable choice for diameter transitions in pipelines. Its high-quality coating protects against corrosion, ensuring reliable operation over time. Designed for easy integration, it offers a standardized solution for various infrastructure projects.
How is the installation process carried out?
The reducer features standardized flanged connection interfaces on both ends for secure integration. Before installation, the pipeline interior should be cleaned and connections precisely aligned. Once the gaskets are positioned, bolts must be tightened crosswise with consistent torque to prevent leakage.
Which standards does this reducer comply with?
This model is manufactured in accordance with international dimensional and quality standards to meet global infrastructure requirements. Its ductile iron body and protective coating meet market expectations for corrosion resistance and durability, making it suitable for municipal and industrial facilities.
Can this reducer be used to connect different pipe materials?
Yes, provided that the mating flanges are compatible in terms of size and pressure rating, the DFT19 FFR Flanged Reducer Piece can bridge transitions between different pipe materials. Its rigid construction ensures that the connection point remains stable and leak-free regardless of the material differences in the adjacent pipeline segments.
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