Lift Plug Valve

Lift plug valves - Structural Features

flange-connection-lifting-plug-valve11

Lift plug valve is applicable to the cutting and connection of pipelines medium that are used in various industries such as petroleum, chemical industry, pharmacy, chemical fertilizer, power industry etc under nominal pressure of ClASS150-1500lBS,and working temperature of-29-550’C.

  1. The product has reasonable structure, reliable sealing, excellent performance and beautiful appearnce.
  2. Opening and closing of the valve is carride out while the sealed surface is taken off, so it will not cause abrasion on the sealed surface.
  3. Its characteristic double-direction flow makes installation and use more convenient.
  4. The materials of the parts and sizes of flanges can be reasonably configured according the actual operation condition of the requieements of the customersm, so as to meet the various needs of engineering.

Process of opening and closing of the valve

When opening the valve, first of all, turn the hand wheel to make the plug lifted and separated with the sealed surface, the turn the handle by 90 degree to connect the channel of plug to the channel of valve body, so that the valve is opened; when closing the valve, first of all, turn the handle by 90degree to make the channel of plug vertical to the channel of valve body and then turn the hand wheel to descend the plug, so that the valve is closed.

Lift plug valves - Technical Specification

Structural information .BB-BG-OS&Y
Diving mannerHandwheel, bevel gear wrench
Design standardAP1599, API6D
Face to faceASME B16.10
Flange endASME B16.5
Test&inspectionAPI598,API6D

Note: the size of serial valve connecting flange can be designed according to customers’ requirement.

No.Part nameMaterial
1                         .Body                                      .ASTM A216-WCB, ASTM A217-WC1, WC6, WC9, C5, ASTM A351-CF8, CF8M, CF3, CF3M
2PlugASTM A216 WCB+N, ASTM A351-CF8, CF8M, CF3, CF3M
3GasketFlexible graphite+stainless steel, PTFE
4CoverASTM A216-WCB, ASTM A217-WC1, WC6, WC9, C5, ASTM A351-CF8, CF8M, CF3, CF3M
5BoltASTM A193-B7, A320-B8A193-B8M
6NutASTM A194-2H, A194-8, A194-8M
7PackingFlexible graphite, PTFE
8GlandASTM A216-WCB, ASTM A217-WC1, WC6, WC9, C5, ASTM A315-CF8, CF8M, CF3, CF3M
9WrenchASTM A216-WCB, ASTM A351-CF8, CF8M, CF3, CF3M
10Yoke nutCopper alloy ZQA19-4
11HandwheelASTM A536 Gr.60-40-18, ASTM A216-WCB

 

Headquarters and Factory
Anfeng Industrial Park – Dong’ou Industrial Zone, Oubei, Wenzhou

International Sales Office
Via A. Moro, 61 San Donato M.se Milan – Italy

☎ Phone: +39 02 87 166 867
✉ E-mail: export@zhedong-valve.com
✉ E-mail: sales@plugvalvefactory.com