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#15 |
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User
Join Date: Apr 2006
Location: Texas
Posts: 302
Thanks: 496
Thanked 356 Times in 138 Posts
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Galling is much like surface contact welding. If there is a difference in the hardness of the steel screw (barrel) and the steel nut (receiver) galling should not occur. However using a thread lubricant greatly reduces the chance of galling AND improves the torquing efficiency.
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