The new ISO2531 Ductile Iron Pipe Fitting, DI PVC Fittings, watertight manhole cover we develop is better and more affordable than any competitor's products, and therefore is very popular in the market. We believe that the quality of an enterprise is the realm of self-transcendence obtained in the never-ending struggle. We build our core competitiveness through our technological advantages to create a service-oriented technology and innovation enterprise. Our company in line with 'you have a request, I make great efforts' business attitude and 'quality-oriented reputation first' business philosophy to dedicate to the majority of customers.
Double Flange Butterfly Valve
| Standard | EN593/ ISO5752 /BS5155/AWWA C504 Flange drilling is according to DIN2501, BS4504, ANSI B16.1 |
| Working pressure | 10bar/16bar/25bar |
| Testing pressure： | |
| Shell | 15bar/24bar/37.5bar |
| Seal | 11bar/17.6bar/27.5bar |
| Type | Double Flange Eccentric, Double Flange Concentric |
| Material： | |
| Body | DI/CI /Carbon Steel/Stainless Steel |
| Disc | DI/Stainless steel 304/316,AL-Bronze |
| Shaft | Stainless steel410/416/420 |
| Seat | EPDM/NBR |
| Coating | Internal and external with fusion bonded epoxy coating min250μm |
Double Flange Butterfly Valve
No | PART NAME | MATERIAL |
| 1 | Gear box | Carbon steel/ stainless steel/cast iron |
2 | Support | Carbon steel/ stainless steel/cast iron |
3 | Body | Cast iron/ductile iron/ stainless steel/carbon steel |
4 | Disc | AI-Bronze/ monel/CF8M/WCB/ductile iron |
5 | Bolts | Carbon steel/stainless steel |
6 | Retalner | Carbon steel/stainless steel |
7 | Rubber seat | EPDM/PEFE/buna/hypalon/viton/neoprene |
8 | Seat retainer | Carbon steel/ stainless steel/cast iron |
Through the continuous improvement of organization and process, the development of leadership and employee competitiveness, we hope to make to be a global excellent supplier of Stainless Steel Double Flange Butterfly Valve with EPDM Seat and related services. We are strict with every part of our work. We enhance the resilience of our business and achieve the lowest cost and the best allocation of resources.
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