Double Eccentric Design Offset Disc Double Flange Butterfly Valve

About Double Eccentric Design Offset Disc Double Flange Butterfly Valve

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The main features of the Double Eccentric Butterfly valves are that it has a double offset shaft position

Size Range: 2  inches to 48 inches (65mm to 1200mm)

Standard:

Design and Manufacturing: API 609 / BS 5155 / BSEN 593 / IS 13095 / AWWA C - 504 

Valve Face-to-Face Dimensions: API 609 (Short Pattern) / BS 5155 (Short Pattern)

                            : / IS 13095 (Short Pattern) / AWWA C - 504 (Short Pattern)

Flange Standard Conformity: ASME B 16.5 Class 150 (Upto 24): ASME B 16.47 Series A Class 150 (Above 26 to 48): AWWA C - 207, IS 1538, BS 5404, IS 6392

Inspection And Testing: API 598 / BS 6755 / AWWA C - 504, 

Pressure Temperature Rating: ASME B16.34

Top Flange Dimensions: Bolt Hole ISO 5211

Stem Dimensions: Square Drive to ISO 5211

Leakage Class: Class VI as par ANSI B 16, 16.104