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Thanks!

Thank you all, I really appreciate your help. It's much clearer now.

Thank you all! Basically my problem is this: In a project we are finishing right now,the penstock diameter is 4500m. We measured the roundness of the pipes, 4 measures in total to know the OUT OF ROUNDNESS, and it must comply with this: Dmax - Dmin <= 45mm (1%) - based on ASME VIII UG-80...

Hell rconner. Actually I´ve looking for that document and I cannot find it anywhere, do you know where can I get it? Thanks

For Penstocks: Can the hydrostatic test be susbstituted by 100% UT inspection on all welded joints? Or the hydrostatic pressure test is mandatory? thanks

Good afternoon We´re starting a steel penstock installation in Panama with this features: Material: ASTM A-506 gr70 Plate thickness: 1" Penstock Diameter: 5m Lenght: 300m Which codes should I follow for this installation? Does ASME B31.1 Power piping covers this application? Does ASME...