Wafer Centric Butterfly Valve with Lever

  • Category:Butterfly Valve
  • Material:Cast Iron, Nodular Iron, Cast Steel, Stainless Steel, Bronze
  • Standards:GB/T2238-1989,API609,JIS B2064
  • Certificate:Mill Certificate
  • Packing Details:Plywood Case
  • Fob Price:Get Latest Price Now
  • Place of Origin:China
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Details

China Wafer Centric Butterfly Valve with Lever:

The Manual Wafer Butterfly Valve is composed of the rubber sealing, disc and stem, used in many industries such as food, medicine, chemical, oil, power, textile, paper..etc to adjust the flow rate or intercept the medium in the as or water supply, drainage pipe line.

Features:

1. Novel,reasonable design, light weight and quick opening & closing

2.Easy operation,small operation torque

3.Easy maintenance

4.Replacable seal parts, zero leakage on the two ways.

5. Sealing material resistant to aging and corrosion, with long service life.

Standard:

Design Standard:GB/T2238-1989,API609,JIS B2064
Face to Face: GB/T9113.1-2000;GB/T9115.1-2000;JB78
Structure Size Standard:GB/T12221-1989
Pressure Test Standard:GB/T13927-1992;JB/T9092-1999

Technical Specifications:

Nominal Size DN(mm) 50~2000
Nominal Pressure PN(MPa) 0.6 1 1.6
Test Pressure Body 0.9 1.5 2.4
Seal 0.66 1.1 1.76
Air 0.6 0.6 0.6
Medium Air, Water, sewage, Stem, Gas, Oil..etc
Parts Name Material
Body Cast Iron, Nodular Iron, Cast Steel, Stainless Steel, Bronze
Disc Nodular Iron with Galv, Cast Steel, Stainless Steel, Bronze
Seal Ring Rubber, PTFE
Stem 2Cr13、Stainless Steel
Packing O Ring, Flexible Graphite

Seal Material:

Seal Material CR NBR EPDM PTFE SI VITON NR PA
Max Temperature 82℃ 93℃ 150℃ 232℃ 250℃ 204℃ 85℃ 93℃
Min Temperature -40℃ -40℃ -40℃ -268℃ -70℃ -23℃ -20℃ -73℃
Suitable Service Temperature 0~+80℃ -20~+82℃ -40~+125℃ -30~+150℃ -70~+150℃ -23~+150℃ -20~+85℃ -30~+93℃

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