DELCO Pneumatic Double Flange Cast Iron Butterfly Valves-DK67-FB

The DELCO DK67-FB pneumatic butterfly valve is a versatile solution for industrial applications. It operates in a double-acting standard control mode, with a single-acting option also available. The valve body is constructed from either cast iron or ductile iron, with optional 304 or 316 stainless steel material. It operates within an input air pressure range of 2.5 to 8 bar and features a minimum 2-inch flanged connection. The default NBR seat ensures compatibility with most air, water, light oil, fuels, solvents, alcohol, and many acids. Additionally, EPDM or PTFE seat options are available for specific application requirements.

DELCO manufactures wafer type, lugged type, and flanged pneumatic actuator butterfly valves. We welcome inquiries and are available for consultation to help you find the right valve for your needs.

模型： DK67-FB

尺寸範圍： 2″ to 20″

壓力範圍： 1.0至6.4MPa

材料： 鑄鐵、鑄鋼、球墨鑄鐵、不鏽鋼 304/316

What Is Double Flange Pneumatic Actuator Butterfly Valve？

The DELCO Air Actuated Butterfly Valve boasts a sophisticated double flange design, ensuring robustness and stability in industrial operations. Available with a choice between a spring return failsafe or double-acting air actuator, this valve offers versatility to suit various application requirements. Whether for controlling water or other compatible media, this valve is engineered to deliver precise on-off control with optimal performance.

In addition to our premium valve offerings, we provide a comprehensive catalog of flange-type butterfly valves. This catalog includes detailed installation instructions, precise flange dimensions, and torque charts, providing essential information for seamless integration into your system. By simply clicking the download button above, you gain access to this invaluable resource, empowering you with the knowledge needed to optimize your valve installation and operation.

At DELCO, we prioritize customer satisfaction and strive to provide solutions that exceed expectations. With our commitment to quality, reliability, and customer support, you can trust DELCO for all your butterfly valve needs. Experience the difference with DELCO’s Air Actuated Butterfly Valve and unlock unparalleled performance and efficiency in your operations.

蝶閥：

光碟材質	供氣壓力	適用標準	連接埠尺寸	工作壓力	閥體材質：	密封材料
SS304, 316, 316L	2.5 至 8 Bar	GB, ANSI, JIS, DIN	2″-20″	1.6~6.4 MPA	Cast Iron, SS, WCB	NBR, EPDM, PTFE, etc.
演員模特兒	認證	配件	端部連接	媒體	工作溫度	結構
雙作用/彈簧復位	ISO 9001、CE、TUV、SGS	Positioner,Limit Switch,F.R.L	法蘭	水、油、空氣、氣體等。	-30°C to 180°C	中線結構/A型

The Butterfly Valves offer several notable features:

Long Service Life: Designed for durability and reliability in industrial applications.
Eco-Friendly: Manufactured with materials and processes that prioritize environmental sustainability.
Easy Installation: Simple and straightforward installation process, minimizing downtime.
Actuator Options: Choose between a spring return (single acting) or double-acting actuator to suit your specific needs.
Install/Remove Without Disrupting Pipe System: Allows for easy maintenance and repair without the need for pipe dislocation.
Flow Throttling Capability: Provides the ability to adjust flow rates as needed.
Suitable for Large Diameters: Available in sizes suitable for a wide range of industrial applications.
Quarter-Turn Rotation: Offers efficient and quick operation with quarter-turn rotation.
Applicable Standards: Conforms to GB, ANSI, JIS, and DIN standards for quality and performance.
Connection Type: Flange end connection for secure and reliable installation.
Suitable Medium: Compatible with water, oil, air, gas, and other media.

Trust DELCO for high-quality butterfly valves that meet your industrial needs with reliability, efficiency, and ease of use.