Specifications

butterfly valve :
1)DN40-600 PN10/16
2)Manufacturer, with many patents
3)High quality, long time usage
4)ISO9001:2008 an

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 whereever 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.

 

9.Can be used in cutting off and regulation medium.

 

 

 

Typical Application:

 

 

 

Water works and water resource project,Environment protection,Public facilities,

 

Power and public utilities, Building industry, Petroleum, Chemical, Steel, Metallurgy,

 

Paper making industry, Food, Beverage

 

 

 

Detail Specification:

 

 

 

Size	DN40-DN1200
End flange	ANSI B 16.1, EN 1092, AS 2129
Face to face	ANSI B 16.10
Top flange	ISO 5211
Normal pressure	DN40-DN600 PN1.0/1.6MPa (150/200PSI) DN700-DN1200 PN1.0MPa (150PSI)
Body	CI/DI/WCB/ALB/CF8/CF8M
Disc	DI/ALB/Rubber lined Disc / 1.2501/CF8M/1.4529/CF8/Hastelloy
Stem	416/304/316/431/17-4PH
Seat	NR/Hypalon/EPDM/Neoprene/NBR/Wear-Resistant EPDM/Viton/Silicon/Heat-Resistant EPDM/White NBR/White EPDM/EPDM (NSF)/PTFE
Temprature	-45c~150c
Feature	Small in size, light in weight and easy maintenance, it can be used as a device to cut-off or regulate
Apply	Fresh water, sewage, sea water, air, vapor, food, medicine, oils. acids, alkalis, salt etc.