Double flange center line butterfly valve

Specifications

Double center line flange butterfly valve

Standards:

1) Design and manufacture: API609

2) Face to face/end to end: ANSI B16.10

3) Flange dimensions: ANSI B16.5a

4) Butt welding dimensions: ANSI B16.25

5) Pressure temperature rating: ANSI B16.34

6) Inspection and test: API598

Product parameter:

 Main materail:

Brief Introduction:

Butterfly valve is mainly consisted of body, stem, disc, seat and driver(lever, gearbox, pneumatic and electric Actuator) and so on.

On off and controlling flow of valve are made by turning stem and disc together.

Characteristics of Product:

1.Small in size and light in weight and maintaince. It can be mounted wherever needed.

2.Simple, compact structure, quick 90 degree on-off operation.

3.Disc has two-way bearing, perfect seal, without leakage under the pressure test.

4.Flow curve tending to straight-line. Excellent regulation performance.

5.Various kinds of materials, applicable to different medium.

6.Strong wash and brush resistance and can fit to bad working condition.

7.Center plate structure, small torque of open and close.

8.Long service life. Standing the test of ten thousands opening and closing operation.

Typical application:

1. Water works and water resource project

2.Environment protection

lic facilities

4.Power and Public utilities

5.Building industry

6.Petroleum, chemical

7.Steel, metallurgy

8.Paper making industry