General Description:
The bellows sealed globe valve is usually used in special conditions. The opening or closing stroke of the valve stem is relatively short, and it has a very reliable cut-off function. The sturdy and durable bellows sealed design ensures zero leakage of the valve stem and provides maintenance-free conditions.
Design Standard:
Design and Manufacture: BS 1873
Face to Face Dimension: ASME B16.10
Flange Connection Dimension: ASME B16.5, ASME B16.47/MSS SP-44
BW Connection Dimension: ASME B16.25
Test and Inspection: API 598, MSS SP-61
Other: NACE MR01-75, Low Emission Test
Products Range:
Size: NPS 2″~18″ Class 150; NPS 2″~16″ Class 300; NPS 2″~12″ Class 600
Rating: ANSI 150lb ~ 600lb
Body Materials: Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel
Bellow Materials: SS304, SS316L, SS321 (1.4541), SS316Ti (1.4571), Inconel, Hastelloy C276
Trim: Per API 600
Operation: Handwheel, Gear, Motorized, Pneumatic
Design Feature:
Zero stem emission
Graphite stem packing secondary seal
Welded seat ring or integral body seating surface
5,000 cycles bellow without failure
Non-rising stem
Application:
Refinery
Petrochemical
Solar energy power plant
Hot oil, steam supply
General Industry
