Body Material
WCB, ASTM A395 , CF8 ,CF8M
Lining Material
PTFE , PFA , PO ,FEP, EPDM
Nominal Diameter
2″-80″
Rating
Class150 , PN6 , PN10 , PN16
Connection
Flange ,Wafer , Lug
Operation
Manual ,Worn gear ,Electric ,Pneumatic actuator
Features of PFA Lined Butterfly Valve
GMK VALVE designs every PFA Lined Butterfly Valve to provide long-term durability, operational safety, and reliable sealing performance. Moreover, each valve is manufactured under strict quality control standards.
• Fully molded PFA lining for superior corrosion resistance
• Low operating torque with smooth quarter-turn operation
• Bubble-tight bidirectional sealing performance
• Blowout-proof stem for improved operational safety
• High-strength butterfly disc with optimized flow characteristics
• Compact structure for easy installation and maintenance
• Suitable for manual, pneumatic, electric, and gear-operated actuators
• Long service life with minimal maintenance requirements
Applications of PFA Lined Butterfly Valve
The PFA Lined Butterfly Valve is widely used in industries that require reliable control of corrosive fluids. Therefore, it performs exceptionally well in demanding chemical processing systems.
Typical applications include chemical processing, petrochemical plants, pharmaceutical manufacturing, chlor-alkali production, fertilizer plants, pulp and paper processing, mining, water treatment, wastewater treatment, semiconductor manufacturing, and environmental protection systems. In addition, it is suitable for transporting acids, alkalis, oxidizing chemicals, and other aggressive process media.
Available Materials and Standards
GMK VALVE offers flexible material options and customized configurations to satisfy different operating requirements. Moreover, customers can select suitable actuator types according to their automation systems.
The valve body is available in ductile iron, cast steel, stainless steel, and other special alloys. The lining material includes high-performance PFA for excellent chemical resistance. Furthermore, flange connections comply with ASME, DIN, and JIS standards, while customized pressure ratings and dimensions are available upon request.
Design Standards
Every valve manufactured by GMK VALVE complies with internationally recognized industrial standards.
Design and Manufacture: ASME B16.34
Face-to-Face: ASME B16.10
Flange Standard: ASME B16.5, DIN, JIS
Inspection and Testing: API 598