AWWA C504 Resilient Sealing Butterfly Valve , Triple Offset , Ductile Iron Brief introduction: The butterfly valve is operated by the disc rotating .....
DN250 10 Inch Butterfly Valve, Body Ductile Iron w/Fusion Bonded Epoxy ASTM A536 65-45-12 (DN250 10inch butterfly valve) face to face length: 10 inch ...
Wafer Butterfly Valve , Ductile Iron Body/ Disc, Epoxy Powder Coating For Water APPLICABLE STANDARDS A. Design according : API 609 B. Test standard .....
Hard Seal Double Eccentric Double Flange Butterfly Valve For Oil, Gas Brief introduction: The butterfly valve is operated by the disc rotating form 0° ...