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Polovo Valves (Shanghai) Co., Ltd.
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Q681F 1/2'' welded pneumatic hot water ball valve
Product specifications:
Pneuamatic 3pc welded stainless steel 1.5 ball valve, easy mounting, small size, Working principle
is also through the pneumatic actuators of 90 degrees rotation to drive the ball rotation, thus achieved
the circulation and blocking of the medium. The directly connect of the actuators and body reduced the probability of the failure, it applicable to light industry machinery of small narrow space occasions.
Product features:
1) Fire protection antistatic design
2) Stem explosion proof device
3) Pressure balance holes designed on the ball valve
4) Double stem packing and counter pressure butterfly shrapnel device
Product parameter:
Control type | Pneumatic (Double acting & Single acting) |
Nominal diameter | DN10-DN100 (1/4''~4'') |
Nominal pressure | 1.6-6.3MPa |
Applicable temperature | PTFE:-30~180°C PPL:-30~250°C |
Connection | 3pc thread, 3pc weld type, 3pc clamp type |
Body structure | three pieces type |
Body material | 304,316,316L |
Disc material | 304,316,316L |
Seat lining | PTFE,PPL |
Applicable medium | Gas,steam,water and oil etc |
Size drawing:
Type specification table:
Type Specification Table | |||||
Diameter (mm) | Inch | Size (mm) | |||
L1 | D3 | D4 | H1 | ||
8 | 1/4 | 70 | 18 | 10.6 | 42 |
10 | 3/8 | 70 | 18 | 12.7 | 42 |
15 | 1/2 | 75 | 22 | 15.8 | 42 |
20 | 3/4 | 90 | 28 | 20.9 | 49 |
25 | 1 | 100 | 34 | 26.7 | 58.5 |
32 | 1 1/4 | 110 | 43 | 35.1 | 63 |
40 | 1 1/2 | 125 | 50 | 40.9 | 71 |
50 | 2 | 150 | 61 | 52.5 | 78 |
65 | 2 1/2 | 190 | 76 | 62.7 | 100 |
80 | 3 | 220 | 92 | 78 | 109 |
100 | 4 | 270 | 115 | 102.4 | 140 |
Related pictures for your refernce:
Easy mounting and disassemble:
consist of three parts of shells and four bolts
from the two ends to clip the middle of body and the ball .the advantage is:in remove and maintenance don’t removethe four bolts, just remove the four bolts directly then the middle part can be take out .
1) 3 pc thread stainless steel ball valve for your checking:
2) Pneumatic stainless steel 1000 wog ball valve
(ball valve dn40) Size: 1 1/2'' Pressure: 1000WOG
Body material: SS304, SS316, SS316L Seal: PTFE: -30~180°C
2) Electric stainless steel 1000 wog ball valve
(ball valve dn40) Size: 1 1/2'' Pressure: 1000WOG
Electric on-off stainless steel ball valve.
Regulation I/O:4-20mA ball valves
3) Polovo valves (Shanghai) Co., Ltd
Welcome to here and thank you very much for your checking here;
Thank you very much for your time here, have any interesting please don't hesitate to mail me
TEL: +86 021 68112100
FAX: +86 021 39652505
Mob: +86 15901763564 (Arina)
Polovo valves (Shanghai) Co., Ltd
We promise the high quality ball valve, butterfly valves and penuamtic actuators,ETC;
Thank you very much for your checking here have any interesting please don't hesitate to emial me;