WCB Wafer Full-Lined PTFE Butterfly Valve

NSV WCB Wafer Full-Lined PTFE Butterfly Valve

This wafer-type butterfly valve features a WCB carbon steel body with a full PTFE lining, ensuring that no metal parts come into contact with the process media . The wafer connection provides a compact, lightweight design for installation between flanges.

Key Features

Full PTFE Lining: The valve body and disc are fully encapsulated with PTFE (F4/F46), offering excellent resistance to strong acids, alkalis, and aggressive chemicals, including sulfuric acid, hydrochloric acid, and caustic solutions .

WCB Body: Cast carbon steel body (ASTM A216 WCB) provides robust mechanical strength and structural integrity .

Wafer Connection: Compact design installs between standard flanges, saving space and reducing piping load.

Bubble-Tight Shutoff: Soft PTFE seat ensures zero-leakage sealing in both directions

Wide Size Range: Available from DN50 to DN1200 (2" to 48") .

Temperature Range: -20°C to +120°C for PTFE-lined models; higher temperature options available with alternative lining materials .

Typical Applications

Widely used in chemical processing, pharmaceutical manufacturing, electroplating wastewater treatment, scrubber systems, and strong corrosive media handling where reliable shutoff and corrosion resistance are critical . Ideal for applications involving acids, alkalis, chlorine gas, organic solvents, and other aggressive fluids.

FAQ

1.Q:How can I get your company catalog?

A: For your reference, basic catalogue is same as "Download>E-Catalog” of homepage. If you need printed material or request more specific data like PQ material, please contact sales team.

2.Q:Does your company have any agent/distributor with the exception of China?

A: At present,we have agent in Indonesia,Singapore,Canada,Mexico,Iraq,and welcome contact us if you would like to join us.

3.Q:Does “NSV” valves have supply to any value end user?

A:Yes,,it just like PETROKIMIA GRESIK in Indonesia, BP Iraq,ESFAHAN MOBARAKEH STEEL In Iran etc.