Flange Telescopic Butterfly Valve

Product group
Butterfly Valves
Model
SD341X-16Q
Origin
China

Hebei Belo Valve Sales Co., Ltd.

China
Hebei Belo Valve Sales Co., Ltd.

Supplier info

Business type
Manufacturer
Year established
2005
Number of employees
120
Location
China
Exports to
Worldwide

This telescopic butterfly valve is the combination of flange butterfly valve and pipe expansion piece, which not only can regulate the flow, also can stretch and eliminate the internal force generated by the temperature difference. This kind of butterfly can be installed in any direction, without the effect of medium and flow direction, and can also regulate the distance between two flanges.

12 month warranty!

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Product Name: Flange Telescopic Butterfly Valve

Model No: SD341X-16Q

This telescopic butterfly valve is the combination of flange butterfly valve and pipe expansion piece, which not only can regulate the flow, also can stretch and eliminate the internal force generated by the temperature difference. This kind of butterfly can be installed in any direction, without the effect of medium and flow direction, and can also regulate the distance between two flanges.

Overviews for flange telescopic butterfly valve:

This kind of butterfly valve has the advantages of hard sealed telescopic butterfly valve and soft sealed telescopic butterfly valve, is the combination of flange butterfly valve and pipe expansion piece, which not only can regulate the flow, also can stretch and eliminate the internal force generated by the temperature difference.

Characteristics of telescopic butterfly valve:

1. Novel design, unique structure.

2. Small size, light weight.

3. Convenient and energy-saving to operate, rapid opening and closing.

4. The sealing area can be adjusted and changed. Reliable sealing, small flow resistance, energy saving.

Applications of telescopic butterfly valve:

This flange telescopic butterfly valve can be widely used in electrical power industry, metallurgy, petroleum, chemical industry, gas, urban heat supplying, pharmacy, food, water supply and drainage, energy,etc to throttle the medium.

Standard:

Design and Fabrication Face to face Flange connection Test and inspect
GB/T12238 GB/T12221 JB79 GB/T13927-2008
API 609 ASME B16.10 ASME B 16.5 API598
DIN 3354 DIN3203 DIN2543-2545 DIN3230

Technical specifications:

Nominal Diameter(DN) DN50-1200
Nominal Pressure(PN) Pressure Rating Mpa 1.0 1.6 2.5
Test Pressure Strength Test 1.5 2.4 2.75
Test Pressure Sealing Test 1.1 1.76 3.75
Applicable Medium water,steam,acid-base,oils etc
Applicable Temperature -50℃-300℃

Material for main parts:

Parts Name Material
Valve Body QT450/WCB/304/316
Valve Disc QT450/WCB/304/316
Valve Stem 45#/2Cr13/304/316
Valve Seat NBR/EPDM/FPM/nickel-chromium alloy
Packing Flexible Graphite /EPDM

Additional information:

DN 50-1200
PN 1.0Mpa/1.6Mpa/2.5Mpa
Mediums water,steam,acid-base,oils etc
working temperature -50℃-300℃

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