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Vacuum-Isolating Gate Valves

Vacuum-Isolating Gate Valves
Price: Negotiable/Piece
Trade Terms: FOB,CFR,CIF
Min Order: 100/Piece
Pay Type: L/C,T/T,Paypal,Money Gram,Western Union

Model 61 Vacuum isolating stop valve
 

Chief features and usages:1/The main body of the series valve uses a casting and forging structure and has a double direction seal of parallel secondary semi-forced,double sealing and the motions of both the sealing face to its due position duue position due podition and the tapered block to wedge up are seprated to have zero leadage come ture.2/The sealing face is of a small frictional force if motion.Lightly opened and closed and has a self copensation function for wearing.3/Simple and compact sturcture easy to more than 10 years of long duration.4/A vacuum sealing structure is set in the sealing with the expansice material of high strength to completely isolate the system from air.5/Two connecting ways of flange and welding, two ways to drive of hand and electric operation. the valve can be used as the open and close device for the pipelines under the working temperature≤425°C,the working medium of water,steam or air ,especialy suitable to act as the vacuum isolating sealing for the system of eteam turbine's condesation and vacuum negative pressure in steam power plants.


Specifications
1) Body: carbon steel 
2) Nominal Diameter: 80mm 
3) Media: Vacuum 
4) Welding connection
 
 
Chief property and specification
Test pressure

Nominal  pressure/PN/MPa

 Seal test/MPa                                                                                              


Shell strength


Back seal test


Seat test

1.0

1.5

1.1

1.1

1.6

2.4

1.8

1.8

2.5

3.8

2.8

2.8

4.0

6.O

4.4

4.4

6.4

8.6

7.O

7.0

1O.O

15.O

11.O

11.O

 
Applicable

Product type

Applicable medium

Applicable temperature/°C
41H
44H
944H-C
941H


Water,Steam,Air

≤425

41H(Y)
44H(Y)-I
944H(Y)-I
941H(Y)


Water,Steam,Air

≤550

Prod Model: ZH-25/40/64/100
Markets: North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Color: Silver
Suitable Medium: Oil , Gas , Water, and Other Liquids, Gases
Valve Material: Stainless Steel,Carbon Steel,Steel,Grey Iron,Ducti
Linking Method: Thread Links,Flange Link,Welded Link
Valve Standard: API,GOST,Japanese Standard,German Standard
Working Pressure: High Pressure,Low Pressure
Material: Stainless Steel
Application: Water Industrial Usage
Connection Form: Inside Thread
Actuator: Spurgear
Seal Surface: 2Cr13
Hebei Shanghan Import&Export Trade Co., Ltd is one of the Chinese promising companies. It is a young company whose business operations cover a broad spectrum of international trade activities and equipment manufacturing and supply. Our factory built in 2004, it is located in the southeast of Hengshui.

Hebei Shanghan Import&Export Trade Co., Ltd serves as China's largest supplier of camping house and petroleum equipment, holding a dominant position in domestic petroleum equipment accessories. At the same time, Hebei Shanghan Import&Export Trade Co., Ltd is also a major supplier of refined oil products and petrochemicals. As one of the largest service suppliers in the global petroleum and petrochemical industries, Hebei Shanghan Import&Export Trade Co., Ltd can also provide operational services and technical support in such areas as geophysical prospecting, well drilling, logging, well testing, downhole operations, oilfield surface facilities construction, pipeline construction, refining and petrochemical projects, and manufacturing and supply of petroleum equipment.

By the end of 2012, there were 20 overseas exploration and production projects in 12 countries or areas such as Saudi Arabia, American, England, Kuwait, Libya, Iraq, Kazakhstan, Turkmenistan, Mexico, Russia, Venezuela, and Iran etc.

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