Widely supplied to Europen area. This kind kind products achieved zero leakage to meet work conditions.
Double flange type
Face to face length acc.to ISO5752 Series 14(DIN3202 F4)
Flange dimension and drilling acc.to ISO7005-2(EN1092-2,DIN2501)
Brief introduction
this butterfly valve is a new generation abrasion-resistant triple offset metal seated butterfly valve researched and developed by our company based on absorbing foreign technilogy and can be used widely in pipe system in the industry of metallurgy,power,petroleum,chem ical and medicine≤425°c
1.Size: from 4" to 144",
2.Pressure:PN2.5 to PN60.
3.Material:Ductile iron,WCB,Stainless steel etc,
4.EPDM/NBR seat .
5.Coating:fusion bonded epoxy coating min.thickness 250microns
6.Medium:water and low-corrosive liquid etc.
| Sr.no | Parts name | Material |
| 1 | upper shaft | SS420 |
| 2 | shaft bearing | Al-bronze |
| 3 | body | Ductile iron |
| 4 | seat ring | EPDM/NBR/VITON |
| 5 | disc | Ductile iron |
| 6 | retainer ting | SS304 |
| 7 | body seal ring | SS304 |
| 8 | lower shaft | SS420 |
API 609 butterfly valve
