TRAKYA DÖKÜM Black Reducing Coupling 4″ – 3″
Leak-tight, durable diameter transition for demanding industrial pipelines.
TRAKYA DÖKÜM Black Reducing Coupling 4″ – 3″ provides a sealed and durable connection at pipe diameter transitions. In addition, its cast iron body delivers high mechanical strength for long service life. Therefore, it suits lines where reliability at reduced sizes is essential.
The body is made of cast iron and fitted with BSP female threaded connections for fast, straightforward installation. Moreover, a PN16 rating (16 bar) allows safe operation in medium to high pressure lines. Furthermore, the -20°C to +200°C working range keeps performance stable in harsh conditions. TS EN 10242 and ISO 49 standards guarantee quality.
TRAKYA DÖKÜM Black Reducing Coupling — Technical Specifications
This reducing coupling is used in water distribution lines, steam installations and industrial process systems. In addition, it is preferred in fire fighting pipework and HVAC applications. Consequently, it ensures sealing and durability wherever pipe diameters change across a plant.
Key Advantages
- Cast iron body offers high mechanical strength and long service life
- BSP female threaded connection allows quick and easy installation
- PN16 pressure rating guarantees leak-tight and safe operation
- Stable performance across -20°C to +200°C
- Compliant with TS EN 10242 / ISO 49
Applications
- Water distribution systems at pipe diameter transitions
- Steam lines requiring high temperature resistance
- Industrial process piping as a reliable connection element
- Fire fighting installations
- HVAC applications
As a result, TRAKYA DÖKÜM Black Reducing Coupling 4″ – 3″ delivers safe and durable diameter transitions in your industrial pipework. ORFA Industrial supplies worldwide and provides technical support, so contact us for stock and engineering details.
ORFA INDUSTRIAL PRODUCTS INDUSTRY AND TRADE INC.
Your Reliable Partner in Industrial Flow Technologies

Reviews
There are no reviews yet.