
Ptefcorrosion-Resistant Polytetrafluoroethylene Chemical Stainless Steel Butterfly Valve. Corrosion Resistant Material: Made of PTFE and stainless steel for strong acid, alkali, and solvent resistance. Customizable Design: Materials, diameters, pressures, and connection methods can be tailored to your needs. Quick & Low Resistance: 90-degree rotation for fast operation with smooth flow and low pressure loss. Reliable Sealing: Soft or metal hard seal design ensures stable shut-off with zero leakage. Compact & Lightweight: Small size and light weight save installation space and reduce overall cost. Wide Application Range: Suitable for water, gas, oil, steam in HVAC, chemical, petroleum, and power industries. Long-Term Spare Parts: Original factory spare parts guaranteed for 20 years after warranty period expires. Comprehensive Warranty: Minimum 12-month warranty with free technical consultation and maintenance training.