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How to drill holes in a tube sheet

2017-04-14View Original

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Holes need to be drilled in the tube sheet of a fixed-tube-sheet heat exchanger; the diameter is 800, and 220 holes are required. Waiting online.
Reply #22017-04-14
I work in sales and don’t understand technology, but I have short videos of drilling that were taken a couple of days ago; I’m not sure if you might need them
Reply #32017-04-14
The drilling machine is drilling – haven’t been to a factory before?
Reply #42017-04-14
The drilling machine is drilling – haven’t been to a factory before?
Reply #52017-04-14
How should the holes be arranged, and what should be the spacing between them?
Reply #62017-04-14
For a while, the design software couldn’t be found.
Reply #72017-04-14
Is it a question of how to distribute them evenly? Use CAD to run the matrix command by yourself, and then see how many holes end up inside the circle; trying a few times should work.
Reply #82017-04-14
Thank you, I’ve found the design software now and the problem is solved.
Reply #92017-04-14
How was it done? Tell me, and if it doesn’t work, give me the best suggestion – I’m idle anyway. :lol
Reply #102017-04-14
A drilling machine won’t work; the drilling should be done on a machining center. This is necessary to ensure accuracy.
Reply #112017-04-14
It was originally 240 holes, and now it needs to be changed to 220 holes. The key is to calculate the spacing between the tubes; it’s nothing complicated.

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