Metal to metal fastener corrosion

[j_slate]

I spotted this table in my AISC (American Institute of Steel Construction) Steel Manual the other day and thought it’d be useful for anyone looking to drill into their bed or roof. Certain metals don’t play well together, and don’t be fooled that stainless steel is the holy grail of fasteners.

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[Rick - Saber]

Good info to have. Thanks for posting.