API Double-eccentric Butterfly Valve Double Offset Double offset High performance
Product Overview:
Foowell Butterfly valve is a kind of vale that takes a disc as closing part (butterfly board) which rotates around the valve axis to achieve opening and closing. The valve is mainly for cut-off and throttling on pipeline.During valve opening or closing, the butterfly plate sealing face will be deviated gradually from and pressed into gradually the valve seat sealing face, thus reducing the mechanical abrasion and damage between the butterfly plate and the valve seat during opening or closing.
Design Features :
Small installation space, light weight, and maintenance friendly;
Good sealing effect and long service life;
Simple structure and small opening/closing torque;
Good flow adjusting ability;
High precision flow adjustment ability ;
Technical Specification :
Design and Manufacturing: API 609, ASME B16.34
Flange Ends:ASME B16.5
Butt Weld Ends :ASME B16.47 , ASME B16.25
Face to Face Dimension: API 609 ,ASME B16.34
Test and Inspection:API 598
FAQ :
Q1. Do you have After-sales service ?
A1. Generally, the warranty period is 18 months after shipment or 12 months after commissioning, Whichever occurs first! While the customer made products could reach 30 years life span and guarantee.
Q2. Do you have OEM service?
A2. Yes,Variety products size ,quality and quantity can be customized according to your need.
Q3. How to proceed order in normal situation?
A3. General steps as bellow:
Firstly let us know your requirements or application.
Secondly We quote according to your requirements or our suggestions.
Thirdly customer confirms the design and places deposit for formal order.
Fourthly We arrange the production.
Q4. Which End User you have served?
A4. Such as BP, Shell, Total, PDO, Petronas,ADCO, Gazprom, CNPC, Sinopec, CNOOC, Samsung C & T, Samsung Engineer, Amec, SWCC, Sabic, Lukoil and so on.