We focus on incorporating green into our product design, and each Circular Manhole Cover, DCI fitting, EN545 Ductile Iron Pipe Fitting represents the latest direction in the industry. We have always followed the people-oriented concept to develop our enterprise, develop first-class products and provide warm services. We have a three-dimensional management mode, perfecting the system of business, function, process and management of each department. Our quality policy is, science, justice, innovation and efficiency.
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 |
With this motto in mind, we've got develop into amongst one of the most technologically innovative, cost-efficient, and price-competitive manufacturers for DN150-DN3600 Manual Electric Hydraulic Pneumatic Actuator Big/Super/ Large Size Ductile Iron Double Flange Resilient Seated Eccentric/Offset Butterfly Valve. We expect to achieve win-win situation with the concept of equality, respect, sunshine and standardization. We are making efforts to develop new products that cater to the market, open market channels, and occupy market shares.
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