Tel: +86 -18159244550 Email: jony@jyfire.com.cn
Tel: +86 -18159244550 Email: jony@jyfire.com.cn
The reducing coupling offers a fast, reliable connection solution that does not require welding or flange reduction, greatly simplifying the design and installation of pipeline systems.
Material :
Ductile IronNormal Diameter :
2 Inch to 8 InchWorking Pressure :
300 PSICertificate :
UL FMApplication :
Fire Production etcMOQ :
200 PiecesDelivery Time :
15~45 DaysEmail : jony@jyfire.com.cn
Product Introduction

Grooved Reducing Coupling is a mechanical pipe joint used to connect two pipes of different diameters but with the same grooved end. It is mainly used to achieve the diameter change transition of pipelines without changing the connection method and is an indispensable component in the grooved pipeline system.
Its core functions are "parallel connection" and "connection". It acts like a bridge, smoothly connecting the large pipe and the small pipe to ensure the continuity of the flow channel. Similar to standard grooved pipe clamps, it achieves its function through mechanical interlocking and compression sealing.
Product Features
• Efficient installation, saving labor and time: Just roll a groove at each end of two pipes of different diameters, insert a gasket, fasten the reducing coupling, and tighten the bolts.
• Flexible design and neat system: It occupies less space and can easily achieve variable diameter connection in any direction (horizontal, vertical, inclined), with a uniform and neat appearance.
• Reliable performance and convenient maintenance.
Product Parameter
|
Norminal Size ( mm) |
Pipe O.D(mm) |
Working Pressure( PSI / Mpa) |
Dimensions (mm) | Bolt Size | ||
| L | H | W | mm | |||
| 65x50 | 73 x 60 | 300/2.07 | 143 | 102 | 45 | M10 X 65 |
| 65x50 | 76 x 60 | 143 | 102 | 45 | M10 X 65 | |
| 80x50 | 89 x 60 | 163 | 118 | 47 | M12 X 70 | |
| 80x65 | 89 x 73 | 163 | 118 | 47 | M12 X 70 | |
| 100x50 | 114 x 60 | 200 | 150 | 50 | M12 X 70 | |
| 100x65 | 114 x 73 | 200 | 150 | 50 | M12 X 70 | |
| 100x65 | 114 x 76 | 200 | 150 | 50 | M12 X 70 | |
| 100x80 | 114 x 89 | 200 | 150 | 50 | M12 X 70 | |
| 150x100 | 165 x 114 | 270 | 200 | 51 | M16 X 85 | |
| 150x80 | 168 x 89 | 270 | 200 | 51 | M16 X 85 | |
| 150x100 | 168 x 114 | 270 | 200 | 51 | M16 X 85 | |
| 200x150 | 219 x 165 | 335 | 260 | 63 | M20 X 110 | |
| 200x150 | 219 x 168 | 335 | 260 | 63 | M20 X 110 | |
FAQ
Q:What are the main differences from ordinary grooved pipe couplings?
A:A common grooved couplings connects two equal-diameter pipes, while one end of a reducing coupling is designed to be larger (or smaller) in size for diameter transition.
Q:What’s the MOQ for grooved reducing coupling?
A:For standard sizes, our MOQ is usually 200 pieces. For large sizes or special requirements, the MOQ can be one unit. We are always willing to provide customers with flexible solutions.
Q:What is your payment terms?
A:Payment supports T/T, L/C, etc. We also support payment via wechat or Alipay.
Q:What is the delivery time?
A:The production usually takes 15 to 45 days. For large or special orders, it may take 60 days or longer. We will provide you with an accurate production plan after placing your order.
Contact Us
One Stop Solution for fire hoses,sprinklers,nozzles,valves and pipe fittings!
JINYUAN TECHNOLOGY DEVELOPMENT CO.,LTD
Tel.:86-18159244550 Mobil:18159244550
EMAIL:Jony@jyfire.com.cn
ADD:CHENGGONG TECHNOLOGY ZONE PHASE 3,XIMEI TOWN,NAN'AN QUANZHOU CITY
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