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Manual flanged telescopic butterfly valve,SD43H, manual butterfly valve, flanged butterfly valve, telescopic butterfly valve, butterfly valve

Product Code : VF--DCC-D143-CU

Nominal diameter DN(mm); 50 ~ 2000

Nominal pressure; 1.6 MPa or less

Applicable temperature; 80 ℃ or less

Suitable medium; Air, water, steam, gas, oil, etc.

Driving mode; Manual, worm gear drive, air drive, electric drive.

Body cast iron, cast steel, stainless steel, chromium molybdenum steel, alloy steel

SD43H manual flflound-type expansion butterfly valve is suitable for temperature ≤80℃, nominal pressure ≤1.6MPa food, medicine, chemical, petroleum, electric power, textile, paper and other water supply and drainage, gas pipeline to adjust the flow and cut off the medium function, with compensation pipe thermal expansion and contraction function.

Design standard :GB/T12238-1989

Flange connection size :GB/T9113.1-2000; GB/T9113.2-2000

GB/T9115.1-2000; GB/T9115.2-2000

Pressure test :GB/T13927-1992; JB/T9092-1999


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Manual flanged telescopic butterfly valve,SD43H, manual butterfly valve, flanged butterfly valve, telescopic butterfly valve, butterfly valve VF--DCC-D143-CU Customized Customized

First, manual flange expansion butterfly valve - overview


SD43H manual flflound-type expansion butterfly valve is suitable for temperature ≤80℃, nominal pressure ≤1.6MPa food, medicine, chemical, petroleum, electric power, textile, paper and other water supply and drainage, gas pipeline to adjust the flow and cut off the medium function, with compensation pipe thermal expansion and contraction function.


Two, manual flange expansion butterfly valve - characteristics


1, novel design, reasonable, unique structure, light weight, convenient operation, rapid opening and closing;

2. The expansion butterfly valve can not only adjust and cut off the flow, but also compensate the thermal expansion and contraction caused by the temperature difference of the pipeline. It can also provide convenience for the installation, replacement and maintenance of the valve.

3. The sealing part can be adjusted and replaced, and the sealing performance is reliable.


Three, manual flange telescopic butterfly valve - implementation standards


Design standard :GB/T12238-1989

Flange connection size :GB/T9113.1-2000; GB/T9113.2-2000

GB/T9115.1-2000; GB/T9115.2-2000


SD43H manual flflound-type expansion butterfly valve is suitable for temperature ≤80℃, nominal pressure ≤1.6MPa food, medicine, chemical, petroleum, electric power, textile, paper and other water supply and drainage, gas pipeline to adjust the flow and cut off the medium function, with compensation pipe thermal expansion and contraction function.

Packing of Standard Packing: 


Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 470 gallon liquid totes Special package is available on request. E FORUs’  is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition.



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