Products

Full PTFE Lined Butterfly Valve

Size:
DN50-DN600
Pressure:
PN10,PN16,Class150
Body Materials:
WCB
Disc Materials:
WCB, WCB+PTFE,WCB+PFA
Seat Materials:
PTFE,PFA
Applicable Medium:
Food, medicine, acid, base, chemical, petroleum, water treatment, etc.
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Product Introduction

PTFE butterfly valve is to adapt to some corrosive environment with strong acid, strong alkali, petroleum, chemical, food and other special areas. The PTFE material has a strong anti-corrosion performance.In conventional conditions it can replace the stainless steel valve to save the cost.

Full PTFE Lined Butterfly Valve
Full PTFE Lined Butterfly Valve

Product Features

1. Simple structure, small external size, short structure length, small volume, light weight, suitable for large diameter valves.
2. When fully open, the effective flow area of the seat channel is large and the fluid resistance is small.
3. Convenient opening and closing, fast, good adjustment performance.
4. The opening and closing moment is small, because the disc on both sides of the rotating shaft acts almost equally on the medium, and the direction of the torque is opposite, so the opening and closing needs less effort.
5. Sealing surface materials are generally rubber and plastic, so the low-pressure sealing performance is good.
6. Precision casting valve body. Qualified WCB material. Fine appearance, no trachoma.
7. The PTFE valve seat is integrally die-cast and then machined. To ensure density and tightness. 8. Double sealing rings design to avid the leakage from shaft. 9. Thickness of epoxy coating up to 250μm.

Technical Parameters

Full PTFE Lined Butterfly Valve

Size F/F PN10 PN16 Class150
DN NPS(Inch) L ΦD ΦD1 ΦD ΦD1 ΦD ΦD1
50  2'' 43 165 125 165 125 165 120.7
65  2  1/2'' 46 185 145 185 145 185 139.7
80  3'' 46 200 160 200 160 200 152.4
100  4'' 52 220 180 220 180 220 190.5
125  5'' 56 250 210 250 210 250 215.9
150  6'' 56 285 240 285 240 285 241.3
200  8'' 60 340 295 340 295 340 298.5
250  10'' 68 395 350 405 355 405 362
300  12'' 78 445 400 460 410 460 431.8
350  14'' 78 505 460 520 470 520 476.3
400  16'' 102 565 515 580 525 580 539.8
450  18'' 114 620 565 640 585 640 577.9
500  20'' 127 670 620 715 650 715 635
600  24'' 154 780 725 840 770 840 749.3

Technical Standard

1.Design and manufacture according to API609.
2.Face to face according to ANIS B16.10.
3.Flange drilling according to CLASS 150/PN10/PN16/10K
4.Top flange drilling according to ISO 5211.
5.Pressure test according to API598.

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