12 Inch Butterfly Valve
Description of 12 Inch ButterflyValve:Most of ZECO 12 inch butterfly valves operated by hand-wheel, wrench and handles, pay attention to the operation speed, neither too fast nor too slow, and exert force at proper position. End position is vital important to valve performance. In Close position, ball shall be at right position to seat. The closure parts of the valve seat so close to the campaign and leave the valve seat, the valve sealing performance depends in part on the relative pieces of stem-driven closure of the valve seat to remain sealed and the resulting mechanical force. If the role of a particular incident in the direction of the closure of the closure of the pressure to close the case up from the seat, and that this power is essential. Most of the internal closure of the sliding piece in the valve seat does not rely on force stem seals, but this type of valve position to close the right thing or not is very important. In some cases, when the closure parts close to the final closed position, the driving force needed to close the case may be greatly increased, to reach the required position has been shut down parts of an auxiliary compression. Close cases are not accessible or not stopped in the customs location will have a seal leak and damage. Butterfly Valves requires right position to guarantee sealing. When the indicator shows Close position, movement shall be stopped.
Features of 12 Inch Butterfly Valve:1.ZECO 12 inch butterfly valve has no dead zone design;2.ZECO 12 inch butterfly valve has live loaded packing system design;3.ZECO 12 inch butterfly valve has fire protection structure design;4.ZECO 12 inch butterfly valve has double safety sealing design.
Material of 12 Inch Butterfly Valve:
|
No |
Part |
Material |
|
1 |
Body |
ASTM A216 WCB + 13Cr |
|
2 |
Seal Ring |
Graphite + SS304 |
|
3 |
Retainer Flange |
ASTM A105 |
|
4 |
Pin |
ASTM A276 410 |
|
5 |
Disc |
ASTM A216 WCB |
|
6 |
Stem |
ASTM A276 410 |
|
7 |
Stem Packing |
Graphite |
|
8 |
Stem Beating |
SS304 + PTFE |
|
9 |
Bolt |
ASTM A193 B7 |
|
10 |
Nut |
ASTM A194 2H |
|
11 |
Yoke |
ASTM A216 WCB |
We are one of aleadingsupplier valve, providing globe valve made in china. If you want to know 12 butterfly valve pricefeel free to contact us.
Send product request
Other supplier products
| Gear Operated Ball Valve | Description of Gear Operated Valve: Large size ball valve if adopt manual operation will reduce the efficiency of personnel, even if many people h... | |
| 6 Inch Ball Valve | Description of 6 Inch Ball Valve: ZECO Valve Group is a well-known ball valve manufacturer in China.Since its establishment in 1991, it has been pr... | |
| 6 Inch Ball Valve | Description of 6 Inch Ball Valve:ZECO Valve Group is a well-known ball valve manufacturer in China.Since its establishment in 1991, it has been pro... | |
| Forged Steell Check Valve | ZECO specializes in producing forged steel check valves for nearly 30 years. The forged steel check valves include forged steel swing check valves ... | |
| Flapper Check Valve | Basic informationThis can be installed at the water outlet of the pump or the water outlet pipe to prevent backflow of the medium.Features1. Switch... |
Same products
| Belaz Dump Truck Parts | Seller: XINGTAI ME MINING EQUIPMENT CO.,LTD. | Belaz Dump Truck Parts Spare Parts-China Manufacturer and Supplier XTME offers a comprehens... | |
| Komatsu Dump Truck Parts | Seller: XINGTAI ME MINING EQUIPMENT CO.,LTD. | Komatsu Dump Truck Parts -China Manufacturer and Supplier 100% OEM-Compatible Spare Parts-K... | |
| China Gate valve | Seller: Yuanda Valve Group Co.,Ltd. | China Gate valve China Gate valve A is a type of valve that uses a gate or wedge-shaped dis... | |
| Non Return Valve Suppliers China | Seller: Yuanda Valve Group Co.,Ltd. | Non Return Valve Suppliers China refers to the opening and closing member for the circular v... | |
| Ball Valve | Seller: Yuanda Valve Group Co.,Ltd. | Ball Valve Yuanda offers Cast Iron Ball Valves JIS 10K that are essential components for flu... |
















