Thanks Ed, yes it is open to air.
One other item I left out was they are electropolished. This has happened on some recent non-electropolished tanks as well. So I am inclined to think that the EP is a non-issue.
Why does the rust only appear around the heater regions? Does this speed up the...
Hello,
We have a 316L Tank with 140 deg DI water. We are heating the water with a strip heater bonded on the non-wetted side of the tank.
In the areas where the heaters are bonded, we are seeing some rust on the wetted side. The heaters are bonded with a heat sink compound.
The DI water does...