VELAN Gate Valve, Vertical Body Bolted Bonnet, 12 in Nominal, Flanged End Style, 20 to 285 psi Pressure, Class 150 Pressure Class, -20 to 1000 deg F, Full Port, Media: Gas, Oil and Water, 14 in Inlet to Outlet Length, 55.91 in Top to Inlet Center, Wrought Carbon Steel Body, 13 Cr Wedge/Disc Surface/Co Cr Alloy Seat Surface/13 Cr Stem Trim, Carbon Steel/Corrugated Steel/Graphite Softgoods, 20 in Diameter Hand Wheel
Body Material
Wrought Carbon Steel
End Style
Flanged
Hand Wheel Diameter
20 in
Inlet to Outlet Length
14 in
Media
Gas, Oil and Water
Nominal Size
12 in
Port Type
Full
Pressure Class
Class 150
Pressure Rating
20 to 285 psi
Softgoods Material
Carbon Steel/Corrugated Steel/Graphite
Temperature Rating
-20 to 1000 deg F
Top to Inlet Center
55.91 in
Trim Material
13 Cr Wedge/Disc Surface/Co Cr Alloy Seat Surface/13 Cr Stem
Type
Vertical Body Bolted Bonnet
- Universal trim: 13 Cr stem, wedge in CA 15 or 13 Cr faced and CoCr alloy faced seat API trim 8 suitable for applications up to 850 deg F (454 deg C)
- Seat face CoCr alloy hard faced, ground and lapped to a mirror finish
- Flexible wedge with low center stem wedge contact, in solid CA15 (13 Cr) or hard faced with 13 Cr, SS 316, Monel or CoCr alloy
- Wedge is ground and lapped to a mirror finish and tightly guided to prevent dragging and seat damage
- Non-rotating stem with precision acme threads and burnished finish
- Double acme for faster operation
- Body and bonnet joint accurately machined
- Body and bonnet castings are precision machined
- Rotating stem nut is austenitic ductile iron grade D-2C, renewable in-line