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API 6a Valves


Forged API 6A valves need to function in harsh environmental conditions where controlling the flow of volatile liquids and gases is critical. Any mistake could result in toxic media escaping into the atmosphere, the ground, or a water supply. Critical applications like these demand attention, and you can trust Bonney Forge API 6A valves to deliver.

The following designs and API Spec 6a valves are available:

  • Slab Gate – Includes a one-piece solid gate design. Expanding gate design available upon request.
  • Mud Service Gate – Special design made for high-pressure mud drilling systems. Best suited for mud, cement, fracturing and water services.
  • Trunnion Ball Valve – Available in API 6A Design.
  • Swing Check – Available in API 6A Design.
  • Special Designs - High temperature designs to API 6A Annex G and special pressure and temperature range designs are available upon customer request.
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Product standards & features

Applicable standard range

SIZE 2-1/16" - 7-1/16"
CLASS 2000 PSI - 15000 PSI

Applicable standards

Design API 6A
Inspection & testing API 6A
Marking API 6A
Rating API 6A
Fugitive emission API 6A

Applicable end finishes

Face to face API 6A
Flanged ends API 6A

Product features

1 Standard construction of body-bonnet (or closure for ball valves) connections is bolted type.
2 Full die forged structure for all pressure containing parts.
3 Flanged valves are provided with flanged integral with the body forgings.
4 Standard body-bonnet gasket design is ring joint type.
5 High quality packing for reliable tightness and low emission performance.
6 Sealing surfaces are machined to the tightest tolerances and lowest roughness and to ensure reliable sealing & long service life.
7 Best-in-Class CV values.
8 Inside screw and yoke API 6A typical design applicable as standard when possible.
9 Low operation torque design.
10 Temperature ratings from K to V, special low tomperature application and high temperature design API 6A - Annex G.
11 Material class from AA to HH, most common covered services are sweet/general, sour/NACE, steam, CO2, water flood, mud, corrosion resistant alloys (CRA).