A top entry ball valve allows the ball, seats and seals to be removed through the top of the body without cutting the valve out of the line. That makes it the preferred design for welded pipelines and for services where maintenance access is difficult.
Pipelines, offshore topsides, gas plants and high-integrity process lines use top entry valves. Because they are repairable, used bodies have a strong market among rebuilders.
We buy top entry ball valves in any quantity — single items, mixed pallets or whole cribs, including valves that need repair and assemblies that are missing parts. We do not require a clean inventory before reviewing a list.
| Common patterns | Welded and flanged body, Full port and reduced port, Double block and bleed, Duplex, super duplex and alloy bodies |
|---|---|
| Typical service | Pipelines, Offshore topsides, Gas plants |
| What we look at | Size, class, body material, port type and end connections. We ask about the bonnet seal area and the condition of the body bore, since those decide whether it can be rebuilt. |
| What to keep | Keep the body closed with the bonnet fitted. The body is the value; the internals are replaceable. Keep the bonnet bolting and the tag. |
Patterns and variants
What turns up most often
Variants matter because they change the buyer pool. A standard pattern sells to a rebuilder or a plant with the same service; a specialised trim sells to a much smaller group but often at a higher price. If you are unsure which variant you have, the nameplate or the trim marking will usually say.
Before it leaves site
How to protect the value
Keep the body closed with the bonnet fitted. The body is the value; the internals are replaceable. Keep the bonnet bolting and the tag.
Where they come from
Industries and services
- Pipelines
- Offshore topsides
- Gas plants
Most of the surplus we see comes from plants that have replaced equipment for a reason that has nothing to do with the valve: a unit was re-rated, a line was re-piped, a control loop was upgraded or a project was re-scoped. The valve is simply the part that has to move.
Related patterns
Other valve types
Divert or mix, in one body. Three way valves are specified for a particular piping layout, which…
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Read →Questions sellers ask
Do you buy top entry valves needing rebuild?
Yes, that is often the point. The body is the expensive part and rebuilders want it.
Are welded-end valves acceptable?
Yes, provided the weld ends have enough length to be re-welded or re-flanged.
What about duplex bodies?
Duplex and super duplex top entry valves are among the strongest items we buy. Send the material certificate if you have it.