ancient rebar

Old 12-02-05, 06:50 PM
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ancient rebar

i have some old rusty rebar i'd like to use in an upcoming pour. is rusty rebar ok to use? what if i give it a good whack with a hammer to knock off loose rust?

thx for your attention...
Old 12-02-05, 07:10 PM
Join Date: Mar 2005
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ancient rebar

Banging won't do.

Use a wire brush to remove all loose rust and scale. Any loose material will prevent the concrete from bonding to the steel.


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