Product Description

Concentric Flanged Butterfly Valve 1.Not only applicable to liquid medium, but also applicable to gas medium; 2. Disc has two-way bearing and excellent sealing property; 3. Valve body has rubber seat and longer service life; 4. Easily installation, flexible position; 5. Can be used in pipe end evacuation; 6. Wth many kinds of materiais, applicable to diderent medium; 7. Strong wash and brush resistance, fit to bad working condition and environment; 8. Central plate shape structure, small start and stop torque; 9. Can be used in cutting off and regulating medium; 10. Complete specifications: DN50~1200 nominal diameter: DN50---DN1000mm nominal pressure: PN1.0,PN1.6mpa working temperature: -35°C--135°C suitable mediums: water,fresh water,oils,acids,alkalis Body Cast iron + BNR/EPDM Disc Ductile iron, bronze, stainless steel Shaft Stainless steel Bushing Lubricated bronze, F4-PTFE Taper pin Stainless steel O ring Rubber Key Steel 45