Butterfly Valve Series

• Cast Iron Butterfly Valves
• Ductile Iron Butterfly Valves
• Stainless Steel Butterfly Valves
• Triple Offset Butterfly Valves
• AWWA C504 Butterfly Valves
• Large Diameter Butterfly Valves
• Sanitary Butterfly Valves
• Flanged Butterfly Valves
• Lug Butterfly Valves
• Wafer Butterfly Valves
• High Vacuum Butterfly Valves

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SMIT If you want to advertise here
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SMIT If you want to advertise here
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SMIT If you want to advertise here
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SMIT If you want to advertise here
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SMIT If you want to advertise here
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SMIT If you want to advertise here
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Butterfly development history, definition and specification parametersThe United States invented the butterfly valve in 30s, in 50s introduced to Japan, until the 60s commonly used in Japan...

Butterfly valve model preparation and standardsFlange connecting dimensions：GB9113.1-9113.26-88 overall steel pipe flange: GB9115.1-9115.36-88；butt welded steel pipe...

Principles, structural features and applied scopeButterfly valve has a simple structure, small size, light weight, little material consumption, small installing size...

ClassificationsElastic sealing butterfly valve. Sealing ratio pressure is produced by the flexibility of seat or disc, disc presses the seat...

Butterfly Valve Installation and Maintenance notesButterfly valve should protect the both sealing surface when in the handling process, in order to prevent bumping...