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Design construction:
ASME B16.34 - BS 5352
Testing according to API 598
Marking MSS SP25
Outside Screw and Yoke (OS&Y)
Self aligning two piece packing gland
Spiral-wound gasket
Integral backseat
Loose solid disc
Socket Weld Ends to ASME B16.11
Screw Ends (NPT) to ASME B1.20.1
Butt Welding Ends to ASME B16.25
ASME B16.34 - BS 5352
Testing according to API 598
Marking MSS SP25
Outside Screw and Yoke (OS&Y)
Self aligning two piece packing gland
Spiral-wound gasket
Integral backseat
Loose solid disc
Socket Weld Ends to ASME B16.11
Screw Ends (NPT) to ASME B1.20.1
Butt Welding Ends to ASME B16.25
Ratings:
- - carbon steel class 800
- 1975 psig @ 100°F
- 138 bar + 38°C
- carbon steel class 1500
- 3705 psig @ 100°F
- 255 bar + 38°C
Unit of Measure
Size |
N/A 1/2 |
Connection Type |
N/A Threaded |
Class |
N/A 800 |
Weight |
N/A 4.5 lb |
Operating Temperature |
N/A 100 ºF |
Operating Pressure |
N/A 1975 psi |
Cv Coefficient |
N/A 3.5 |
Body/Bonnet Bolt Torques |
N/A 20 ft/lb |
Inlet End Type |
N/A Threaded |
Inlet End Size |
N/A 1/2 |
Outlet End Type |
N/A Threaded |
Outlet End Size |
N/A 1/2 |
Material |
N/A A 105, Trim F6/HF |
Seat Material |
N/A INTEGRAL HF |
Stem Material |
N/A ASMT A479 410 |
A |
N/A 3.15 in |
B |
N/A 6.54 in |
C |
N/A 3.46 in |
F |
N/A 0.38 in |
G |
N/A 1.26 in |
