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Autoclave’s Wellhead Gauge valves are designed for reliable shut-off service at a maximum working pressure of 20000 psi (1379 bar). The Wellhead Gauge and Bleed Valves are standard in 316 stainless steel annealed material and comply with NACE MR0175. Special materials available on request.

Gauge Valve Features:
  • One inlet, three outlet ports, all ports are 9/16" API test and gauge connection ports
  • Metal-to-metal bubble tight shut-off
  • Packing below stem threads
  • Two piece non-rotating stem on standard service and SOG valves
  • Optional use of long nipples in the inlet for installation on headers that are insulated
  • Sample Lines
  • Instrument calibration
All general terms and conditions of sale, including limitations of our liability, apply to all products and services sold.
Unit of Measure

Connection Type


Connection Size

N/A 9/16 in14.29 mm

Pressure Rating at Room Temperature

N/A 10000 psi690 bar

Orifice Size

N/A 0.125 in3.18 mm

Valve Pattern

N/A Wellhead Gauge Valve

A - Height

N/A 2.00 in50.80 mm

B - Length

N/A 3.88 in98.55 mm

C - Width

N/A 2.75 in69.85 mm

D - Height

N/A 4.54 in115.31 mm

E - Length

N/A 1.31 in33.27 mm

F - Length

N/A 1.38 in34.93 mm

G - Height

N/A 0.66 in16.76 mm

H - Height

N/A 0.94 in23.83 mm

J - Length

N/A 3.00 in76.20 mm

K - Mounting Dimension

N/A 0.38 in9.70 mm

L - Mounting Dimension

N/A 0.38 in9.70 mm

M - Mounting Diameter

N/A 0.28 in7.10 mm

Rated Cv

N/A 0.23

Tubing Engagement Depth

N/A 0.81 in21.0 mm