How can flange cut the flange of the high diameter flange and the butt joint of the cylinder?

Ask you a question this is the height of the flange and cylinder butt flange thickness is 16 cylinder thickness is 10 at this time groove if we cut this flange 2 knife or 1 knife
Which way to follow?
2018-08-30 Reply
Ensure that the internal space is as big as the flaw detection.
2018-08-30 08:45:02 Reply