Media: | Acid |
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Driving Mode: | Manual |
Connection Form: | Lug Support |
Structure: | Centre Sealing |
Seal Form: | Force Sealed |
Valve Stem: | Normal |
Customization: |
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The product consists of a rubber sealed butterfly valve, a carbon steel or stainless steel valve plate, and a valve stem. Suitable for regulating flow and intercepting medium on water supply and drainage, gas pipelines, such as food, chemical, petroleum, electricity, light textile, paper, etc., with a temperature ≤ 80-120 ºC. Its main characteristics are:
1. Reasonable design, structure, light weight, and quick opening and closing.
2. Small operating torque, convenient operation, labor-saving and agile.
3. Can be installed in any position, convenient for maintenance.
4. The sealing element can be replaced, and the sealing performance is reliable, achieving bidirectional sealing without leakage.
5. The sealing material has the characteristics of aging resistance, weak corrosion resistance, and long service life.
Installation instructions:
(1) During installation, the valve disc should be stopped in the closed position.
(2) The opening position should be determined according to the rotation angle of the butterfly plate.
(3) Butterfly valves with bypass valves should be opened before opening.
(4) The installation should be carried out according to the installation manual. For heavy butterfly valves, a solid foundation should be set up.
Material | CR | NBR | EPDM | PTFE | VITON | NR |
Max. Tem | 82ºC | 93ºC | 150ºC | 232ºC | 204ºC | 85ºC |
Min. Tem | -40ºC | -40ºC | -40ºC | -268ºC | -23ºC | -73ºC |
Applicable temperature | 0~80ºC | -20~82ºC | -40~125ºC | -30~150ºC | -23~150ºC | -30~93ºC |
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