Manual and actuated extensions are designed and manufactured to suit a multitude of applications.



ISO 5211, DIN 3337


Designed using the latest 3D Solidworks and finite element analysis computer programme

Manufactured as standard from 303/304 stainless or carbon steel

All extensions are supplied complete with relevant A2 or 8.8 grade fasteners as standard

Fully CNC machined to ensure concentricity

All welds are carried out in house by certified ASME IX or BS equivalent welding engineers


Exotic materials available upon request

Lockable (supplied with or without padlock)

Replication of valve topworks for direct mounting

Oval handwheel for manual operation

Customer specific lengths

Oil filled and environmentally sealed

Underground application

Special offshore paint specifications and finishes available

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