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Downhole Drilling Equipment
9. Safety Valve
Nominal Diameter: Two sizes, 50.8 mm and 76.2 mm respectively.
Maximum Working Pressure: Three grades, 70 MPa, 105 MPa and 140 MPa respectively.
Connection Type: All models adopt union connection.
Connection Code (Thread Type): All models are M-F, trapezoidal threads conforming to ANSI and GB standards.
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