Pipe Cleaner {insert logical operator} Clear Primer

[mark.f]

Well, no... no air pressure source for those pressures, but certainly a hydraulic source.

[inonickname]

Yep; the welds should be equally strong (give or take several psi) to the rest of the pipe. If the joints were done in the correct manner there won't be much difference between when the pipe explodes and when your joint splits.