VN61 Series V-notch Ball Valve
VN61 Series V-notch Ball Valve
VN6 series, part of the spherical v-shaped incision ball core provides approximate equal percentage flow characteristic, is a use of v-shaped incision ball core within the scope of the small open degree on the sealing surface rotation and control of fluid flow regulating valve, Angle of v-shaped incision ball core increase significantly in the flow adjustable ratio at the same time, with special unique elastic match the lip of the structure of the sealing seat, the fiber and particle medium has excellent shear and prevent functions, making it especially suitable for large adjustable ratio control system, as well as to the fiber containing fluid, slurry type of fluid control.
Ball Valve for saleTECHNICAL PARAMETERS
|
Nominal Size |
DN25~DN300 |
|
Pressure Rating |
PN16/25/40;CL150(PN20)/300(PN50) |
|
Operateing Temperature |
-46℃~400℃ |
|
Characteristics |
Approximate equal percentage |
|
Rangeability |
300:1 |
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Seat Leakage Class |
ANSI B16.104: IV、V、VI |
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Body Material |
WCB/WCC/LCB/LCC;WC6/WC9;CF8/CF8M;4A/5A etc. |
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Trim Material |
304+Ni60/304+Ni55 |
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Seal Material |
PTFE+ graphite v-shaped packing, flexible graphite ring packing, graphite +PTFE braided packing etc. |
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