Bellow Sealed Globe Valves
Product Description
Product description |
Forged or Casting Bellow Sealed Globe Valves |
Nominal diameter |
NPS 1/2~NPS 24 |
Operating temperature |
-46℃~1500℃ |
Operating pressure |
CLASS 150~CLASS 1500 |
Material |
A105、F316、F51、WCB、LCC、LCB、WC6、WC9、CF8、CF8M、A890-4A, etc. |
Design standard |
API 16.34 |
Structural length |
ASME B16.10 |
Connecting end |
ASME B16.5、ASME B16.25 |
Test standard |
API 598 |
Operation method/td> |
Handle, gearbox, electric actuator, pneumatic actuator |
Application fields |
Water, petroleum and natural gas |
Other remarks 1 |
Bellow seal element. The key part of bellow sealed globe valves is mental bellow. It is the connection between cover and stem with automatic roll welding. The mental bellow can keep the stem part no leakage. |
Other remarks2 |
Benefit from the con and streamline shape design, the disc has a reliable seal and longer service life |
Other remarks3 |
Double seal design(bellows+packing). Bellow and packing can protect against leakage and provide a excellent seal |
Other remarks4 |
Grease nipple. It can direct lubricate the stem, nut and sleeve. |
Application
Hot oil system, steam system, hot and cold water system etc.
Advantage
1.Bellow seal element. The key part of bellow sealed globe valves is metal bellow. It is the connection between cover and stem with automatic roll welding. The metal bellow can keep the stem part no leakage.
2.Benefit from the con and streamline shape design, the disc has a reliable seal and longer service life.
3.Double seal design(bellows+packing). Bellow and packing can protect against leakage and provide a excellent seal.
4.Grease nipple. It can direct lubricate the stem, nut and sleeve.
5.Ergonomic hand wheel. It provide longer service life and easier operation.
Also available following Technical specification
Design standard: DIN 3356
Face to face dimension: DIN 3202
Flanged ends: DIN 2543-2545
Test & inspection: DIN 3230