Dreesens Bicycles

Steel bicycles by Peter Dreesens

How to: Steel Frame Repair Part 7

The mitered tube is fitted in the frame without the lug. The Bottom Bracket end will be scribed and trimmed.

The excess to be scribed, then removed.

Test fitting the miter to confirm the angle of the cut. The miter is much closer than the .005 of and inch maximum tolerance for the gap. For silver solder to have maximum strength the gap should be in that .001 to .005 of an inch range.


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