Hi tortju,
I think you have already asked this question in the "General Mechanical section, which is a good place to discuss the mechanical-related question. Here you can ask product- and system-related questions. We have seen your queries there in the mechanical, and our engineer will help you there.
I am closing this forum discussion here, and further discussion related to this question will be on the following forum thread.
/forum/forums/topic/ribbed-steel-pipe-casted-in-concrete/
Regards,
Sampat
You are navigating away from the AIS Discovery experience