SUNRY OILWELL EQUIPMENT CO. LTD.
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Surface-controlled Subsurface Safety Valve (SCSSV)

SV Series Subsurface Safety Valve is a tubing retrievable safety valve. A surface control line is connected with the safety valve. A pressure pass through The control line and act on the safety valve. The open or close of the safety valve is controlled by the pressure on the surface. This series valves include balance and unbalance

Applications

Features

Specification

Type Tubing Size Max. O.D.
in. (mm)
I.D.
in. (mm)
Control Line
Connection
Working Pressure
psi
Depth
mtr.
288TB1-50 2 7/8 5.0 (127) 2.312 (58.72) NPT 1/4" or 1/8" 5,000 ~ 10,000 < 600
350TB1-50 3 1/2 5.7 (144.8) 2.81 (71.42) NPT 1/4" or 1/8" 5,000 ~ 10,000 < 600
450TB1-50 4 1/2 7.7 (195.6) 3.812 (96.82) NPT 1/4" or 1/8" 5,000 ~ 10,000 < 600
550TB1-50 5 1/2 8.375 (212.73) 4.562 (115.87) NPT 1/4" or 1/8" 5,000 ~ 10,000 < 600
700TB1-50 7 9.2 (233.68) 5.95 (151.13) NPT 1/4" or 1/8" 5,000 ~ 10,000 < 600