Gate Valves
Relief Valves
Fluid End Parts
Pressure Gauges
Rig Hardware
Rubber Products
Other Products
 
Select a size
 
 
OTECO, Inc.
5" Pressure Connection Ratings
 
The following tables detail the maximum suggested pressure ratings for connections of different types based on 5" Gate Valve working pressures for Threaded, Butt Weld and Flanged connections.
 
Threaded Connections
Connection Type Working Pressure (PSIG)
2,000 3,000 5,000
Line Pipe 4,000 6,000 NR
API Upset Tubing NA NA NA
API Tubing NA NA NA
 
Butt Weld Connections
Connection Type Working Pressure (PSIG)
2,000 3,000 5,000
Sch. 40 4,000 NR NR
Sch. 80 4,000 6,000 NR
Sch. 160 4,000 6,000 7,500
XXS 4,000 6,000 10,000
 
Flanged Connections
Connection Type Working Pressure (PSIG)
2,000 3,000 5,000
Raised Face 4,000 6,000 10,000
RTJ 4,000 6,000 10,000
 
NA = This connection is Not Available for the specified working pressure.
NR = This connection is Not Recommended for the specified working pressure.
 
Recommended pressures are determined by using 88% of yeild pressure based on a 35,000 psi yeild material.
 
 
[http://www.OTECO.com/Private/Copyright.htm]