AYVAZ KV-4 Gear Operated Lug Type Butterfly Valve DN450
Precise, low-torque flow control with long-lasting sealing performance on large diameter lines.
AYVAZ KV-4 Lug Type Butterfly Valve DN450 is designed for dependable flow control in industrial plants. In addition, its GG25 cast iron body and AISI316 stainless steel disc offer superior resistance to corrosion. Furthermore, the gear actuator on this large diameter valve allows precise opening and closing, and consequently the elastomer gasket system delivers zero-leakage performance.
The working principle rotates the disc around its own axis to direct the fluid. Moreover, sealing between the metal disc and the elastomer seat provides maximum safety in the fully closed position. As a result, the DN450 nominal diameter operates with low pressure loss in high flow lines. The body is GG25 cast iron in lug type, and the stem is SS420 for DN25–DN300 and SS431 for DN350–DN600. Horizontal installation is recommended for DN300 and above.
AYVAZ KV-4 Lug Type Butterfly Valve DN450 — Technical Specifications
This valve is widely used in HVAC and water treatment plants. In particular, it is a reliable choice for firefighting systems and shipbuilding. Furthermore, it suits aggressive fluids in the mining and chemical industries. Therefore, it also provides an effective solution in seawater, gas and wastewater lines, where durability and tight shutoff matter.
Key Advantages
- High corrosion resistance from GG25 cast iron body and AISI316 disc
- Easy and precise control on large diameters thanks to the gear actuator
- Elastomer gasket system for zero leakage and low maintenance
Applications
- Heating, ventilation and air conditioning (HVAC) systems
- Water treatment plants and distribution networks
- Firefighting systems and the marine industry
AYVAZ KV-4 Lug Type Butterfly Valve DN450 offers superior performance and safety in industrial flow control. ORFA Industrial supplies worldwide and provides technical support as an authorized distributor since 1985. Therefore, contact us to select the right valve solution for your project.
ORFA INDUSTRIAL PRODUCTS INDUSTRY AND TRADE INC.
Your Reliable Partner in Industrial Flow Technologies


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