Product Overview
The Pneumatic Actuated PTFE/PFA Lined Flanged Butterfly Valve is designed for fully automated flow control in corrosive media pipelines.
With a full fluoroplastic lining covering all wetted surfaces and a high-performance pneumatic actuator, the valve provides reliable shut-off, precise control, and outstanding corrosion resistance.
It is widely used in chemical processing, acid/alkali systems, pharmaceutical production, wastewater treatment, and highly corrosive industrial pipelines.
Product Advantages
● Excellent Corrosion Protection: Ideal for chemical, acid, and solvent pipelines.
● High Automation Capability: Enables remote control, on/off, or proportional regulation.
● Zero Metal Exposure: No metal contact with the medium—safe for high-purity fluid systems.
● Durable & Low Maintenance: Pneumatic actuator ensures high cycle life and stable operation.
● Leak-Tight Performance: Even under corrosive and low-pressure conditions.
Size Range
● DN50 – DN1200 (Approx. NPS 2″ – 48″)
Pressure Rating
● PN10 / PN16
Standards
● Design Standard: HG/T 3704（Chemical corrosion protection standards） / EN 593
● Test Standard: EN 12266 / ISO 5208
● Flange Standard: HG/T 20592 / EN 1092-1 / ASME B16.5
Industry Applications
● Chemical & petrochemical corrosive systems
● Acid/alkali dosing pipelines
● Chlorine, solvent, and oxidizing fluid systems
● Pharmaceutical & high-purity environments
● Industrial wastewater & corrosive drainage systems
● Automated process control pipelines
Tianjin Dingliu valve Industry Co., Ltd. is a high-tech enterprise specializing in the valve and automation industry.
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