Flanged Butterfly Valve, Flange type butterfly valve, Double flanged butterfly valve, Center flange butterfly valve:
Design standard: EN 593
Size: DN50~DN2400
NP: PN1.0/1.6Mpa
End flange: EN 1092
Upper flange: ISO 5211
Face to face: EN 558-1 series13 series20
Suitable temperature: -20C~150C
Suitable medium: Fresh water, sewage, sea water, food etc.
Series 13:
Body: HT200, A126 CLASS B, QT450-10, A536 65-5-12, WCB
Disc: DI, ALB, CF8, CF8M, 1.4529
Stem: 416, 420, 431, 17-4pH
Seat: NBR, EPDM, Viton
Series 20:
Body: CI, DI, WCB
Disc: DI, ALB, CF8M, 1.4529
Stem: 416, 420, 431
Seat: NBR, EPDM.
Tianjin Tanggu Water-Seal Valve Co., Ltd., is professional valve manufacturer in China; It has registered brand as "TWS" and specialized in manufacturing valves for many years. The main products including wafer type butterfly valves, flanged type butterfly valves, wafer check valves and gate valves etc. It has attained the EC and ISO9001: 2008 Certifications for all the products, which are mainly exported to Europe, North America, Southeast Asia, Middle East, North Africa, South America and Australia and so on.
Tianjin Tanggu Water-Seal Valve Co., Ltd has more than 100 employees, including many senior technicians and engineers. It covers more than 25000m2, and adopts advanced manufacturing and management systems; The quantity and quality of the products can be completely guaranteed. We sincerely expect to establish business relationship with you!
