Shanghai Jianggong Valve Manufacturing Co., Ltd.
Shanghai Jianggong Valve Manufacturing Co., Ltd. Industrial valve expert With safe and reliable products To provide you with thoughtful services
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Stainless Steel CF8 CF8M Bellow Sealed OS And York Flanged Gate Valve
Product introduction:
Bellow seal gate valves has an adjustable gate (a flat or wedge-shaped barrier) that controls the passage of fluid through the valve. The metal part that encircles the valve stem is called the bellows, and it is pliable and accordion-like. It is frequently constructed from substances like stainless steel and is intended to endure high pressures and temperatures. Even in challenging situations, the bellows functions as a dynamic seal to stop leaking along the valve stem. In situations involving poisonous or hazardous fluids, the bellows seal design offers outstanding sealing qualities. To fit a variety of applications, these valves come in a variety of materials. Materials are selected based on variables including fluid type, temperature, and pressure conditions. These valves are frequently employed in sectors including chemical plants, refineries, pharmaceutical production, and power generation facilities where fluid loss might have detrimental effects. According to the particular application and control needs, these valves can be operated manually, pneumatically, or electronically.
Product technical parameters:
| Type Number | WZ41W-16P, 25P, 40P | |
| Nominal Pressure PN(MPa) | 1.6 - 4.0 | |
| Nominal Diameter DN(mm) | DN15-DN400 | |
| Test pressure (MPa) | Strength (water) | 1.5 times of pressure nominal |
| Sealing (water) | 1.1 times of pressure nominal | |
| Sealing (Air) | 0.6 times of pressure nominal | |
| Sealing for bellows (water) | 1.5 times of pressure nominal | |
| Raw material | CF8, CF8M | |
| Medium suitable: | Water, steam, oil and corrosive mediums | |
| Working temperature | 200≤℃ | |
| Connection type | Flange | |
| Operational method | Hand-wheel, and bevel gear, electric actuators optional | |
Product features:
1. Bellow sealed stainless steel gate valve with the most advantages as its safety performance, leakage prevention and corrosion resistance, it can reduce maintenance cost, enhance pipeline and equipment safety and best performance versatility.
2. Bellow sealed stainless steel gate valve can be used in chemical processing, oil and gas, vacuum system and water treatment etc.