Zhengzhou Success Machinery Co.,ltd - Professional valve manufacturer
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Tel:+8618595868771
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Address:98-1 Dengfeng Road, Shangjie District, Zhengzhou City, Henan Province
Double Eccentric Butterfly Valve Flanged Double Eccentric Butterfly Valve
Flange Eccentirc Butterfly Valve Technical specification 1、Size range:DN80mm-4000mm 2、Pressure:PN10/16/25/40 3、Suitable temperature:0-80℃ We have a professional and experienced service team, and our cooperation will take your career to a higher level.
Category:
Description


Feature
The double-eccentric butterfly valve is our main product, it can be driven by manual, electric and hydraulic.
Our products have the following characteristics :
1、Smooth body cross section, through the medium flow, small flow resistance, uniform wall thickness designed to ensure high-quality castings.
2、Body with foot and lifting hole.
3、Top flange connection on the ISO 5211.
4、Body sealing with stainless steel welding corrosion resistance, wear resistance.
5、The closed shaft, prevents medium into the shaft hole, streamlined disc design ensures high strength and lower flow resistance.
6、Self lubricating bearing, low friction coefficient and long life.
7、Shaft seal with O-ring, easy to replace.
8、Dry shaft design, the valve stem is protected inside the sleeve, Not in contact with the medium, lubricating environment, Not affected by the medium.
9、Multi-stage transmission worm gear box, small operating torque, With ISO 5210 electrical mounting bracket and handwheel.
Material of parts

Dimensions:

If there is any request for larger sizes,Please contact us in detail.
Standards
1、Design and manufacture to EN593,AWWA C504, API609.
2、Face to face: EN558-1 ,Series 13/14,AWWA C504 short/long.
3、Flange and drilling to EN1092-2 ,ASMEB16.5/B16.47 Series A.
4、Valve top flange to ISO5211.
5、Inspection & test to EN12266 6. Intemal & extemal.
Test
1、Shell test Mpa:1.5X Design Pressure
2、Seal test Mpa: 1.1X Design Pressure
3、Leakage rate:Class A(Zero leakage) in both dierection
4、100% testing before delivery
5、FBE above 250 microns,vulcanized ebonite coating
For more information about other kinds of butterfly valve , plesae send E-mail to sales@successmach.com
Keywords: Double Eccentric Butterfly Valve Flanged Double Eccentric Butterfly Valve
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Zhengzhou Success Machinery Co.,ltd
TEL:+8618595868771
E-mail:sales@successmach.com
Address:98-1 Dengfeng Road, Shangjie District, Zhengzhou City, Henan Province

