butterfly valve

Specifications
Property	Description
`Title`
`model`
`brand`
`type`	wafer Flange
`Application`	water Steam gas Natural gas Oil Chemical petroleum acid
`actuator`	Handle Gearbox Pneumatic electric
`Standards`	ASME DIN
`ASME`
`DIN`
`Diameter`
`size`	inch millimeter
`handle type`	lever bare stem Gear
`pressure`	Low medium pressure High
`Operating Temperature`
`body material`	Ductile Iron Cast Iron PVC Carbon Steel aluminium bronze Stainless Steel
`disk material`	Ductile Iron Polypropylene, aluminium bronze Teflon bronze Stainless Steel Carbon Steel Cast Iron
`seat Material`	NBR EPDM Teflon VITON synthetic rubber Stainless hard alloy Neoprene
`stem material`	Stainless Steel Ductile Iron Cast Iron PVC Carbon Steel aluminium bronze
`num of screw holes`
`max working pressure`
`shell test pressure`
`seat test pressure`
`turns to open`
`Rate of flow`
`flow coefficient`
`Pressure drop`
`Coefficient of pressure drop`
`Gravitational constant`
`allowing speed`
`flowrate speed in pipe`
`Weight`
`operating humidity`
`color group`	white black red pink yellow orange green blue violet purple navy brown silver golden gray
`color`
`after sales service`	Warranty guarantee shipping installation
`certificate`
`guarantee period`	day week month year
`warranty period`	day week month year
`Description`
`Thumbnail 1`
`Thumbnail 2`
`Thumbnail 3`
`Title`
`Description`
`thumbnail original`

Sources