DN700-2200mm Diameter Electric Drive Water Cooling Hot Blast Gas Valve for Blast Furnace

DN700-2200mm Diameter Electric Drive Water Cooling Hot Blast Gas Valve for Blast Furnace


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DN700-2200mm Diameter Electric Drive Water Cooling Hot Blast Gas Valve for Blast Furnace

QR746RQR946R Hot Blast Gas Valve

Hot blast valve with quadrate water cavity, lining, water cooling and longevity.

Functions and Features:

 

1. Suitable for blast furnace (BF) hot blast stove system, playing an important role in cutting, used as hot blast valve and back draught valve etc.

2. Self-developed new patented technology products have characteristics of longevity, water conservation and energy efficiency, which makes it the top-level of water-cooled hot blast valve.

3. Drive Pattern: hydraulic transmission, electric drive etc..

4. All-welded construction, a circulating water cooling system adopted on all valve bodies and valve discs.

5. Valve sealing achieved by the differential pressure of medium.

6. Fully lined with insulation, thermal insulation material inside all valve bodies, bonnet and valve discs.

7. Main Material: Q235, 16MnR, 20g, 0Cr18Ni9, heat resistant steel etc..

 

Note: Valves shall be open and closed in equalizing blast state.



Performance Parameter:

 

Nominal Diameter(DN)mm

DN500DN1300

DN1300DN2200

Work PressureMPa

≤0.45

≤0.6

On/off differential PressureMPa

≤0.01

Applicable Temperature

≤1450

Applicable Medium

Hot blast

Pressure of Cooling WaterMPa

0.40.8

Flux of Cooling Watert/h

Valve body  25100

Valve disc1550


Valve Model Instructions
:

 

Enterprise Code

Q

QHD

Valve Type

R

Hot Blast Valve

Drive Mode

7/9

7-hydraulic / 9-electric

Connection Form

4

Flange connection

Structure Form

9

Water conservation, energy efficiency

Lining Material

R

Thermal insulation material


Drawing and Specs:

QR746R Hot Blast Gas Valve




QR946R Hot Blast Gas Valve



Introduction:

 

We also can provide other model of hot blast valve, including series as below:

QR749R/QR949R HOT BLAST VALVE WITH HYDRAULIC LONGEVITY, WATER CONSERVATION, ENERGY EFFICIENCY AND FULL-LINING WATER COOLING.

QR744R/QR944R HOT BLAST VALVE WITH HYDRAULIC, CIRCULAR WATER CAVITY, LINING AND WATER COOLING.

QR743R/QR946R HOT BLAST VALVE WITH HYDRAULIC, PROFILED WATER CAVITY, LINING AND WATER COOLING.

QR743XR/QR946XR HOT BLAST VALVE WITH HYDRAULIC, LOW PRESSURE, WEDGE AND WATER COOLING.

QR42W/QR742W/QR942W HOT BLAST VALVE WITH MANUAL, UNLINING AND WATER COOLING.

 

Contact Information:

 

Email: Kevin@kingsemarine.com

Mobile/Wechat: +86 17726635265

Skype: chenkaiwen36

Website: www.kingseamrine.com


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        manager@kingseamarine.com

    No.88,2-1,Shunjiang Road 73#,East New City,
    Hengtong Jindu Haian,Jiangjin District,
    Chongqing,China.
    P.C.: 402260
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