Concentric reducers are used to provide a smooth transition between pipes of different diameters, maintaining linear fluid flow and reducing turbulence and pressure loss. Manufactured to JIS standards with precision machining and a smooth, polished interior, they are suitable for pump inlet reduction, tank connections, and critical process pipelines. With their compact structure and high-pressure resistance, they can be used in key nodes of dairy, beverage, and pharmaceutical fluid transfer systems.
| Size | OD | T | OD1 | T1 | A | B |
| 10A×8A | 17.3 | 1.2 | 13.8 | 1.2 | 36 | 90 |
| 15A×8A | 21.7 | 1.65 | 13.8 | 1.2 | 36 | 100 |
| 15A×10A | 21.7 | 1.65 | 17.3 | 1.2 | 36 | 100 |
| 20A×8A | 27.2 | 1.65 | 13.8 | 1.2 | 36 | 105 |
| 20A×10A | 27.2 | 1.65 | 17.3 | 1.2 | 36 | 105 |
| 20A×15A | 27.2 | 1.65 | 21.7 | 1.65 | 36 | 105 |
| 25A×8A | 34 | 1.65 | 13.8 | 1.2 | 36 | 120 |
| 25A×10A | 34 | 1.65 | 17.3 | 1.2 | 36 | 120 |
| 25A×15A | 34 | 1.65 | 21.7 | 1.65 | 36 | 120 |
| 25A×20A | 34 | 1.65 | 27.2 | 1.65 | 36 | 120 |
| 32A×8A | 42.7 | 1.65 | 13.8 | 1.2 | 46 | 125 |
| 32A×10A | 42.7 | 1.65 | 17.3 | 1.2 | 46 | 125 |
| 32A×15A | 42.7 | 1.65 | 21.7 | 1.65 | 46 | 125 |
| 32A×20A | 42.7 | 1.65 | 27.2 | 1.65 | 46 | 125 |
| 32A×25A | 42.7 | 1.65 | 34 | 1.65 | 46 | 125 |
| 40A×8A | 48.6 | 1.65 | 13.8 | 1.2 | 46 | 130 |
| 40A×10A | 48.6 | 1.65 | 17.3 | 1.2 | 46 | 130 |
| 40A×15A | 48.6 | 1.65 | 21.7 | 1.65 | 46 | 130 |
| 40A×20A | 48.6 | 1.65 | 27.2 | 1.65 | 46 | 130 |
| 40A×25A | 48.6 | 1.65 | 34 | 1.65 | 46 | 130 |
| 40A×32A | 48.6 | 1.65 | 42.7 | 1.65 | 46 | 130 |
| 50A×8A | 60.5 | 1.65 | 13.8 | 1.2 | 46 | 140 |
| 50A×10A | 60.5 | 1.65 | 17.3 | 1.2 | 46 | 140 |
| 50A×15A | 60.5 | 1.65 | 21.7 | 1.65 | 46 | 140 |
| 50A×20A | 60.5 | 1.65 | 27.2 | 1.65 | 46 | 140 |
| 50A×25A | 60.5 | 1.65 | 34 | 1.65 | 46 | 140 |
| 50A×32A | 60.5 | 1.65 | 42.7 | 1.65 | 46 | 140 |
| 50A×40A | 60.5 | 1.65 | 48.6 | 1.65 | 46 | 140 |
| 65A×15A | 76.3 | 2.1 | 21.7 | 1.65 | 51 | 165 |
| 65A×20A | 76.3 | 2.1 | 27.2 | 1.65 | 51 | 165 |
| 65A×25A | 76.3 | 2.1 | 34 | 1.65 | 51 | 165 |
| 65A×32A | 76.3 | 2.1 | 42.7 | 1.65 | 51 | 165 |
| 65A×40A | 76.3 | 2.1 | 48.6 | 1.65 | 51 | 165 |
Short-body welded tees are ideal for branching and converging systems where space is at a premium. Their compact design minimises the installation footprint, making them suitable for use on equipment ...
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This three-way connector features a variable diameter and extended structure, suitable for buffering transitions when there are differences in diameter between the main and branch pipes. It is particu...
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This long-radius 90° elbow features a smoother curve, making it ideal for high-speed fluid or low-solids liquid transfer, minimizing media impact. We use highly ductile steel in the manufacturing proc...
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This long-type three-way fitting features an extended main pipe design, ensuring a more stable fluid transition during branching or merging. We strictly control the roundness and coaxiality of the bra...
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Welded four-way fittings are suitable for multi-directional fluid distribution nodes. We utilize a centrally symmetrical structure to ensure more balanced pressure distribution in all four directions,...
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This long, four-way valve is designed for large-scale process lines. Its extended structure maintains distribution stability while increasing flow rate. The extended section reduces fluid impact at th...
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This welded tee fitting features a strictly symmetrical structure and high-purity polishing, ensuring uniform fluid distribution between the main and branch pipes. We have implemented precise transiti...
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Wenzhou Dicheng Fluid Equipment Co., Ltd. is located in the renowned Wenzhou Valve Industry Cluster. As an established manufacturer, we specialize in the R&D, production, and sales of fluid equipment, valves, and pipeline accessories. Our core products, including stainless steel valves and pipe fittings, are widely used in the chemical, HVAC, water treatment, and environmental protection industries. Featuring excellent sealing, high corrosion resistance, and reliable operation, our products meet both standard specifications and customized requirements.
Leveraging the mature local industrial chain and equipped with professional manufacturing and testing facilities, we uphold the principles of precision craftsmanship and corporate integrity. We provide one-stop integrated solutions that deliver high efficiency and exceptional cost-effectiveness. Dicheng is committed to building long-term partnerships with global clients for mutual growth and success.
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0+In food production, beverage processing, and other hygiene-sensitive environments, piping components must support more than fluid transfer. Their geometry, connection arrangement, and surface conditio...
Sanitary piping projects often require a combination of elbows, tees, reducers, unions, clamps, and other connection components. Even when each fitting meets its individual specification, poor purchas...
Sanitary piping systems are used in food processing, beverage production, pharmaceutical manufacturing, and other applications where cleanliness and reliable connections matter. A fitting that appears...
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