Aluminium alloy butterfly valve

basic information
technique parameters:
Nominal diameter:  DN50-DN200
face-face standard:EN558 Series 20
    ISO 5752 Series 20
    API 609 Table 1
flange connection: EN 1092 PN6/10/16
    ASME Class 150
    AS 4087 PN16
    JIS B 2012 10K
flange seal:       EN 1092 Form A/B
top flange:     EN ISO 5211
seal standard:     EN 12266
    ISO 5208
working pressure:  biggest 16bar
Product features:
1.complete two-way seal.
2.precise machining on both valve body and disc,ensuring small torque and long life.
3.Three bushings on valve shaft to prevent skew; even after many years usage,still ensure very high positioning precision. 4.Four flange positioning holes ensuring the correct position of valve when installing.
Application industry:
1.Chemical and petroleum.
2.Water processing and waste water processing.
3.transmission of gas.
4.ship building.
5.Power plant project,Environment protection project and thermal engineering project.
The next article
Wafer Butterfly Valve