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Pneumatic Three Piece Internal Thread Ball Valve (with half wrapping ball )

3-PCS ball valves are flexible to set up and easy to be maintained online or offline, which significantly minimizes the production downtime due to valve or pipeline maintenance .During maintenance ,it is not necessary to disassemble the actuator or joint component  from the valve.When the maintenance is completed ,it is also convention to re-amount the valve or actuator components;no calibration is needed.
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  • Q01.3


NO. Name Material
NO. Name Material
1 Valve body CF8/CF3M/2205
10 Air diaphragm actuator 304
2 Valve cap CF8/CF3M/2205
11 Nut 304
3 Valve core 304/316L/2205
12 Spring washer 304
4 Body seal PTFE
13 Ring PTFE
5 Valve steam 304/316L/2205
14 O-type Gasket KFM
6 Cap seal PTFE
15 V-seal components PTFE
7 Nut 304
16 Pressing plate 304
8 Screw 304
17 Screw 304


SIZE D L Actuator Size
Rc female thread NPT female thread R female thread(G) Single action Double action
DN15 1/2" Rc1/2-1/4 NPT1/2-14 R1/2-14 93 NM50S NM50D
/ 3/4" Rc3/4-14 NPT3/4-14 R3/4-14 103 NM50S NM50D
DN25 1" Rc1-14 NPT1-14 R1-14 110 NM65S DN50D
DN32 1 1/4" Rc1 1/4-11 NPT1 1/4-11 R1 1/4-11 120 NM75S NM65D
DN40 1 1/2" Rc1 1/2-11 NPT1 1/2-11 R1 1/2-11 129 NM75S NM65D
DN50 2" Rc2-11 NPT2-11 R2-11 145 NM85S NM75D
DN65 2 1/2" Rc2 1/2-11 NPT2 1/2-11 R2 1/2-11 170 NM95S NM85D
DN80 3" Rc3-11 NPT3-11 R3-11 183 NM95S NM85D
DN100 4" Rc4-11 NPT4-11 R4-11 240 NM110S NM95D

Nuomeng, insisting on the goal of winning recognition from clients all over the world, takes pride in our capability of producing spare parts for manufacturing, pharmaceutical, chemical and bioengineering industries.

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