3" Cryogenic Vent Stack with Changeable Terminations
HSE needs a 4-metre stainless steel vent stack designed for cryogenic hydrogen service. It must include three interchangeable top terminations, multiple flange connections at specific heights, and a bottom drain valve.
- Closed6 March 2026
- Value£25k
- BuyerHealth and Safety Executive
- WhereHSE site, Buxton
- CategoryBuilding materials & structures
- RegionEast Midlands
You'll want to look if you design and fabricate custom cryogenic or high-pressure pipe assemblies to ANSI standards
You'll need
- 3" ANSI Class 300 flanged terminations
- 40 barg maximum allowable working pressure
- Gaskets and torque calculations for all flanges