Greg Elmassian
Guest
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don't know where your rule #1 came from, galling from movement of the same materials rubbing together is why you never see 2 brass gears together, always a brass and plastic, or steel and brass.
galling:
www.metalsupermarkets.com
note the 2 most susceptible metals: aluminum (what you have), and stainless steel (what you proposed).
Both the worst choices.
Greg
galling:
![www.metalsupermarkets.com](/proxy.php?image=https%3A%2F%2Fwww.metalsupermarkets.com%2Fwp-content%2Fuploads%2F2021%2F03%2FWhat-Is-Galling.jpg&hash=e24fde7cab207490b9012bfd1ac2686a&return_error=1)
What Is Galling? | Metal Supermarkets
Galling is a type of wear that can cause a metal to unintentionally adhere to another metal that it is in contact with when friction is present.
![www.metalsupermarkets.com](/proxy.php?image=https%3A%2F%2Fwww.metalsupermarkets.com%2Fwp-content%2Fuploads%2F2021%2F02%2Fcropped-favicon-32x32.png&hash=bdb8304214077fbc3f443e36635709f6&return_error=1)
note the 2 most susceptible metals: aluminum (what you have), and stainless steel (what you proposed).
Both the worst choices.
Greg