Butterfly Valve Lined with PTFE Bare Stem

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  • Model NO.: OD71F4
  • Connection Form: Wafer
  • Seal Form: Auto Sealed
  • Work Pressure: Low Pressure (Pn<1.6mpa)
  • Material of Seal Surface: Soft Sealed
  • Application: Industrial Usage
  • Size: Dn50~2000
  • Connector: Wafer Type
  • Trademark: YFM/CUSTOMIZED
  • Specification: DN50~2000MM
  • HS Code: 8481804090
  • Driving Mode: Manual
  • Structure: Centre Sealing
  • Valve Stem: Normal
  • Working Temperature: Medium Temperature (120°C<T<450°C)
  • Valve Body: Casting
  • Medium: Corrosion Medium
  • Body: Wcb+PTFE
  • Operation: En ISO 5521
  • Transport Package: 1corrugated Bag/PCS, Plywood Together
  • Origin: Wenzhou, China

En ISO 5521 Operator Butterfly Valve Lined with PTFE
Technical Specification 
Design and Manufacture: ASME B16.34
End-to-end dimension: ASME/ANSI 16.10
Flange Standard: ASME/ANSI 16.5 
Inspection and testing: API 598

Product Specification
Body Material: A216/WCB, A351/CF8,A351/CF8M,A351/CF3,A351/CF3M, LCB,A536
Stem Material: SS304 ,SS410,SS416, SS420
Seat Material: PTFE, RPTEF,PPL
Disc Steel: A216/WCB,A351/CF8,A351/CF8M,A351/CF3,A351/CF3M
Lining Material:PTFE,RPTFE,PPL
Nominal Diameter: NPS 2-20
Pressure Range: 150lb 300lb JIS DIN
Connection Type: wafer connection, flange connection
Operation Method: Manual, Worm Gear etc.

 

Products Description:

1.The lined butterfly valves bi-directional flow is possible at maxmium operating pressure. Since the valve port corresponds to the piping diameter, a high flow capacity is guaranteed.

2.It features ease of maintenance, repeatable on-off, long life durability.
3.The concentric design is commonly used in the power generation, brewing, water and food industries and suitable for both gaseous and liquid service. Typically applied in chemical/petrochemical process, food and beverage, and pulp and paper etc.

4.Lining material: PTFE, PFA, FEP, GXPO etc.

5.Connection type: wafer, flange, lug etc.
6.Operation methods: manual, worm gear, electric, pneumatic and hydraulic actuator.

7.Youfumi lined three-way ball valves are available as per the needs of applications in additional sizes and other than standard materials.
Butterfly Valve Lined with PTFE Bare Stem
Butterfly Valve Lined with PTFE Bare Stem
Butterfly Valve Lined with PTFE Bare Stem

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