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PTFE Worm Gear Wafer Butterfly Valve

Size Range:DN50-DN1200

Pressure: PN10/16/150LB

Body Material:WCB+F46/PFA/PTFE

Seat Material:WCB+F46/PFA/PTFE

Disc Material:2Cr13

Features: The valve body with high precision and high quality WCB.It is mainly used municipal construction, chemical industry, water treatment, electricity, petroleum, water supply and drainage, water conservancy projects.

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Product advantages

1. Precision casting valve body with fine appearance

All the valve body is made of WCB material with fine appearance. Each batch of casting has a specific number to facilitate production tracking and quality inspection.


2. The seat is reprocessed and shaped, with good sealing performance

PTFE seat is machined into shape after integral die casting to ensure density and tightness.


3. Double seal to avoid leakage

Double sealing ring is used on both sides of valve shaft to avoid leakage at valve shaft.


4. Special process painting, effective anti-corrosion

The valve body is electrostatic coated with powder epoxy resin, which can effectively prevent corrosion and rust caused by the contact between the valve body and the medium, and can be used in the sewage system.


5. Select raw materials with reliable quality

All raw materials of PTFE adopt domestic first-line brands.


6. Repeated quality inspection to ensure product quality

From parts and parts to finished packaging factory each link strict quality control.


7.Two years warranty, pay two back if one bad

The products of Bundor are insured by the Pacific insurance company with 10 million quality, and the quality is guaranteed for two years.


Parameters

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Parameter Information:

1. Executive standard:

NameDesign and manufactureFace to face LengthPressure Test End Flange 
Reference standardGB/T 12238
API609
GB/T 12221
API609
GB/T 13927
API598
HG/T 20592
ASME B16.5
ASME B16.47-A


2. Material of Main Parts:

Name1-Body2-Seat3-Disc4-Stem
MaterialWCB+F46/PFA/PTFEWCB+F46/PFA/PTFE2Cr13DI/SS304


3. Dimensions:

Size
PN10/16150LB
DNNPSLΦD1n-ΦdΦD1n-Φd
502''431254-18120.74-19
652  1/2''461458-18139.74-19
803''461608-18152.44-19
1004''521808-18190.58-19
1255''562108-18215.98-23
1506''562408-22241.38-23
2008''602958-22/12-22298.58-23
25010''68350/35512-22/12-2636212-26
30012''78400/41012-22/12-26431.812-26
35014''78460/47016-22/16-26476.212-29
40016''102515/52516-26/16-30539.716-29
45018''114565/58520-26/20-30577.816-32
50020''127620/65020-26/20-3363520-32
60024''154725/77020-30/20-36749.320-35
70028''16584024-30/24-36863.628-35
80032''19095024-33/24-39977.928-41
90036''203105028-33/28-391085.832-41
100040''2161160/117028-36/28-421200.236-41
120048''2541380/139032-39/32-481422.444-41