Zhuhai City Deyuan Import&Export Co.,Ltd
Deyuan Marine Integrity,Professional,Efficient,Good Quality!
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Butterfly Valves Marine Auxiliary Machinery With Different Type And Size
1.professional manufacturer of the valve
2.Superior quality and competitive price
Lug Type butterfly valve
Packing & Delivery
Packing: plywood box or according to specific customer needing .
suitable for long-time sea shipment
Delivery: within 15-30days after receipt of at sight L/C or 30% as advance payment by T/T
Technical data
| Size | DN50-DN1200 |
| General Design | API 609 |
| Mounting Pad | ISO 5211 |
| Face to Face | API 609; EN 558 1-20 series |
| Flange Driling | DIN 2501 PN10/PN16 |
| Inspection and Test | API 598 |
Material of construction
| Description | Material | Specification |
| Body | Cast Iron | A 126 Class B |
| Bushing | PTFE | |
| Disc | Stainless Steel | A 351 CF8M |
| Shaft | Stainless Steel | AISI 316 |
| Seat | EPDM | |
| O-Ring | EPDM |
Material, size can as per customer's request
Features
1.The metarial of the body take use of better die-casting aluminum, it is very light,easy to install.
2.The material of disc used stainless steel. "S"-shaped disc design, not only improves the strength and stiffness of the valve disc , also reduce the weight and flow resistance.For spherical sealing surface,it has strong sealing performance.
3.Long stainless steel neck on the upper body , can block the heat of liquid to the valve operation without any heat treatment. Similarly, during the cold water delivery, it can prevent dew condensation happen. also can achieve that dew condensation never happen between the actuator and valve control surface.