| Features and design details |
Softseated butterfly valve type MAPOL M1 is economical type of valve for using media as gases, water etc. Construction of valve does not request any maintenance during operation max. Dp = 1 MPa.
Mapol M1 type butterfly valve is reliable valve for a bubble tight shut off, low torque and a longer liner life. This type of butterfly valve is popular for instalation in pipelines where is medium like water, air, non-agresive gases and low concentration chemical agents |
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| Operation |
| lever | electric actuator |
| gear box with wheel | pneumatic actuator |
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| A BODY |
| body is a one piece long neck wafer design |
| a fully lugged body is also available |
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| B DISC |
| is machined round and hand polished to provide a bubble tight shut off,low torque and a longer liner life |
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| C SEAT |
| provides a lower torque and complete isolation of the flow medium from the body. It is also designed for easy replacement. No gaskets are needed when installingin a pipeline. |
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| D STEM |
| is designed with a high strenght and a octagon connection to drive the disc.The stem is retained in the body by means of a special design-" Q" type stem retaining mechanism. The stem can be removed from the body and disc without any special tools. |
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| E UPPER BUSHING |
| is made from noncorrosive,heavy duty delrin |
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| F BOTTOM BUSHING |
| is made from bronze |
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| H DISC AND STEM CONNECTION |
| octagon head on the spindle to drive the disc (square connection for 2"-3") |
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| G STEM SEAL |
| has two O-rings for sealing in both directions and prevent leakage through the stem |
