YNTO stainless steel electric vacuum butterfly valve with a white stainless steel actuator

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YNTO stainless steel electric vacuum butterfly valve with a white stainless steel actuator
Metal Butterfly Valve

YNTO stainless steel electric vacuum butterfly valve with a white stainless steel actuator

The electric vacuum butterfly valve is used in industries such as coal chemical, petrochemical, rubber, paper-making, glass, and pharmaceuticals, as well as in ventilation and environmental protection projects, specifically for dusty cold air or hot air gas pipelines, serving as a flow regulation or shut-off device for gas media.

The electric vacuum butterfly valve is used in industries such as coal chemical, petrochemical, rubber, paper-making, glass, and pharmaceuticals, as well as in ventilation and environmental protection projects, specifically for dusty cold air or hot air gas pipelines, serving as a flow regulation or shut-off device for gas media. The valve disc adopts a clamping structure that secures the sealing ring of the valve disc. It can be used not only in vacuum conditions but also under low pressure. The electric vacuum butterfly valve is designed and manufactured with a new structure that features a midline disc and welded short steel plate, making it compact, lightweight, easy to install, with low flow resistance and large flow capacity. It avoids the effects of thermal expansion and is easy to operate. There are no internal connecting rods or bolts, ensuring reliable operation and a long service life. It can be installed in multiple positions and is not affected by the flow direction of the medium.

Product Features

1. Midline vertical plate structure with good sealing performance and strong fluid capacity.
2. Manufacturing cost is lower than other types of valves, especially for large-diameter valves.
3. The valve disc clamps the sealing ring for installation, making maintenance and disassembly convenient.
4. Wafer-type flange connection allows direct installation of the valve between two flanges.

Main performance parameters

Nominal Diameter DN (mm) DN32-DN150
Nominal Pressure (MPa) 0.6Mpa 1.0MPa 1.6MPa
Test pressure Strength test (valve body) 0.9MPa 1.5MPa 2.4MPa
Strength test (liquid) 0.66MPa 1.1MPa 1.76MPa
Sealing test (gas) 0.3-0.8MPa
Main components Valve body, valve disc Q235-A, F steel plate, stainless steel
Valve stem, sealing seat 2Cr13、1Cr18Ni9Ti
Applicable working conditions Applicable medium Water, steam, coal gas, dust, vacuum

Main Dimensions and Connection Sizes

DN (mm) D921X D976X D981X D961X Lo H EA- Actuator Model
ISO L1 D M L2 D d L3 D d L4 D d
20 66 78 40x1/6 100 78 19.05 66 78 50.5 66 78 19.05 178 157 Type 05
25 66 78 40x1/6 100 78 25.4 66 78 50.5 66 78 25.4 178 157 Type 05
32 66 78 48x1/6 100 78 31.8 66 78 50.5 66 78 31.8 178 157 Type 05
38 70 86 60x1/6 100 86 38.1 70 86 50.58 70 86 38.1 178 157 Type 05
51 76 102 70x1/6 104 102 50.8 76 102 64 76 102 50.8 178 171 Type 05
63 80 115 85x1/6 112 115 63.5 80 115 77.5 80 115 63.5 178 169 Type 05
76 84 128 98x1/6 112 128 76.1 84 128 91 84 128 76.1 210 194 Type 05
89 92 138 115x1/6 120 139 88.9 90 139 106 90 139 88.9 210 200 Type 05
102 104 159 132x1/6 128 155 101.6 102 155 119 102 155 101.6 210 220 Type 10
108 128 176 153x1/6 128 159 108 108 159 119 108 159 108 210 223 Type 16
Note: The actuator model used may vary depending on the valve torque and the medium being used, and related dimensions will change accordingly.
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