Triple Eccentric Electric Butterfly Valve

• Media: Water
• Driving Mode: Electric
• Connection Form: Flange
• Structure: Three-Eccentric Sealing
• Seal Form: Auto Sealed
• Valve Stem: Normal
• Model NO.: EB3-series
• Work Pressure: Mid-Pressure (2.5mpa< Pn <6.4mpa)
• Working Temperature: Medium Temperature (120°C<T<450°C)
• Material of Seal Surface: Metal Hard Sealed
• Valve Body: Casting
• Standard: GB/T 122387-89
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Transport Package: Wooden Canton
• Trademark: Grat
• Origin: Wuhan, China
• HS Code: 8537109090

Product Description

                                               Triple Eccentric Electric Butterfly Valve


Product profile

Product introduction:

Triple Eccentric Electric Butterfly Valve is with the structure of tri-eccentric conical oblique cutting  which sets the center line of flange and the center line of the valve body at an Angle so that the disc leave the sealing surface away from the valve seat sealing surface immediately when open and in the closing moment will touch and press on the valve seat sealing surface. 

The sealing ring is superimposed by stainless steel and graphite composite plate which can stand the temp. up to 540ºC.
It is a device to regulate and cut off the medium of those piping in petroleum chemical power metallurgy and city heat supply system.

PRODUCT CHARACTERISTICS

Size (DN)		DN50~DN1200
Power supply		AC220V,AC380V,DC24V
Body rating(PN)		PN6 / PN10 / PN16 / PN25 / PN40
Action mode		Switch on-off / Regulation
Control signal		4-20mA / 0-5V~10V (Optional)
Output signal		4-20mA / 0-5V~10V (Optional)
Connection type		Wafer / Flange
Seal type		Metal seal
Test pressure	Seal	0.66	1.1	1.76	2.2	2.75	4.4	5.5
	Casing	0.9	1.5	2.4	3.0	3.75	6.0	7.5
Fluid temp.		≤540ºC
Suitable fluid		Water Oil Gas and various of high temp. or slag inclusion fluid
Body material		WCB,CF8 ,CF8M ,CF3M
Disc material		WCB,CF8 ,CF8M ,CF3M
Seal material		Stainless steel composite alloy
Stuffing		Soft graphite
Protection class		IP67
Manufacture standard		GB/T 122381989 ,API609
Inspection and test standard		GB/T 139271992 ,API598
Flange standard		GB9115.88,GB9113.3~5-88,ASME B16.5CL.150,CL.300  and ASME B16.47CL.150

Wire Connection Diagram

Company Introduction
Wuhan Grat Control Valve is a professional valve manufacturer established in 2005.It is specialized in researching and developing various automatic valves for industrial automation and on-site implimentation products. 
In 10 year development,Grat has obtained 9 patents like small flow control valve and potentiometer position device,and do business with more than 1000 companies all over the world.Some of them are world famous enterprises 
According to ISO9001:2008 quality management system,Grat strictly controls the product quality and the whole production process.In 2015,Grat got CE certificates and passed successfully EMC tests and CNAS 100000 times lifetime tests. 
With the ERP and CRM systems applied in management,they enhance the resource and information level and improve the ability of customer relationship.High quality and good service are our advantages to win the market.

Manufacturing
As a Hi-Tech enterprise,we have our Design Team for innovation and customization.For these years,we achive more than 20 kinds of proprietary technology to make our product more powerful.


Most of our staff  are with more than 10 years' machinery manufacture experience. Also,we have our professional Quality Assurance Team for quality control.



Packing&Shipping
1.Packing: inner with bubble wrap,outer with cardboard box and wooden case.
2.Transportation:by sea,by air,by train.



Applications 
       Grat control vale is widely applied in Petrochemical industry, pharmaceutical and chemical industry, natural gas pipeline, electric power industry, food industry, industrial refrigeration, automatic control, environmental water protection, metallurgical industry......


Our clients: in oil&gas, water processing, refrigeration equipment, power, marine, food, wind-energy, phamarceutical and chemical industries



Welcome to visit Grat Control Valve, we are here all the time!



Wuhan Grat Control Valve
Add: No.6, Liufangyuan Road,Wuhan 430200,China.