Shut-Off Pig Valves

Shut-Off
Pig
Valves

Shut-Off Pigging Valves

In 2011, TVC designed and released the Shut-Off Pigging Valve (SHPV), also known as a Trunnion Block-Mounted Ball Valve, with state-of-the-art ease-of-use and performance under the severest conditions. This TVC Shut-Off Pigging Valve reduces torque and stem loading while adding longer life. TVC SHPV is bi-directional and, you can use it as a launcher, receiver, or catcher. You can install this pigging ball valve can with a by-pass where needed.   

Learn more about the benefits, design, and features of our engineered piggable valves below. We also provide a detailed Shut-Off Pigging Valve order matrix below for your convenience.

Benefits

  • Trunnion Block design offers reduced torque and robustness
  • Complete Range of Fluid flexibility and compatibility
  • Cost savings over conventional pigging systems and skids
  • Available as a Launcher, Receiver, or Catcher.
  • Forged construction reduces NDE requirements
  • Complete selection of pigging systems and accessories

Design

  • Engineered, manufactured and tested to API 6D
  • Industry Standards: API 6D, ASME B16.34 and API 598
  • Meets NACE MR0175-03
  • Size range: 2” – 16”
  • Pressure Classes: ANSI Classes 150 to 1500
  • Standard temperature range: -20 to 300 deg. Fahrenheit
  • Special Order range: -50 to 400 deg. Fahrenheit
  • Materials: LF2, 316 SS, and Exotic Alloys as required
  • Seals: HSN, HNBR, James Walker, Viton, Teflon, Devlon Peek or as required

Features

  • Positive Shut Off
  • Trunnion Block mounted Ball for reduced torque and stem loading
  • Large Bearings for smooth robust operation
  • Up Stream sealing with automatic downstream cavity relief
  • Double Block and Bleed with vent and drain capabilities
  • Large button head grease fittings with buried checks
  • Emergency seat sealant injection
  • Pig Entry Cap with vent
  • Pig Entry Cap with hex drive and spanner drive options
  • Open and Closed lockable stop plates 2” – 6”
  • 6” and larger utilize a body cavity equalization valve
  • Large Actuator Mounting Pads and Stems
  • Accepts Bullet, Spherical, and Double-Dish pigs
  • TVC pigs are fabricated to fit all TVC pig valves.

Shut-Off Pig Valves Order Matrix

View Matrix

Component Parts

3"–6" Valve Sizes

View Component Details

8" and Larger

View Component Details

Launching and Receiving

Pig Valve Orientation—Catcher Positions

Dimensions and Weights

3"–6" Valve Sizes

8" and Larger

View Dimensions and Weights
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