Removing stuck fasteners
m (→Penetrating and lubricating oils) |
(→The weld-on-a-larger-nut method) |
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| Line 35: | Line 35: | ||
#Place a close-fitting washer over the top of the bolt, to protect surrounding material. | #Place a close-fitting washer over the top of the bolt, to protect surrounding material. | ||
#Take a nut that is larger than the actual thread of the broken bolt, and weld it to the broken bolt. | #Take a nut that is larger than the actual thread of the broken bolt, and weld it to the broken bolt. | ||
| − | #Welding in short bursts, | + | #Welding in short bursts, until the weld comes up into the nut. |
| − | #Welding generously, fill up the nut. This will heat the bolt, but not the surrounding material. I have found that using a 6011 welding rod for this works | + | #Welding generously, fill up the nut. This will heat the bolt, but not the surrounding material. I have found that using a 6011 welding rod for this works well. |
| − | #Let | + | #Let the welded nut cool completely, with out using any water or spray. The bolt will contract and break the grip of the rust. |
#Turn out the bolt. | #Turn out the bolt. | ||
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