Method for making a metallic building structure and the metallic building structure made thereby
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United States of America Patent
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Issued Date -
May 18, 2006
app pub date -
Nov 18, 2004
filing date -
Nov 18, 2004
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Abandoned
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Abstract
A method for making a metallic building structure having at least one metal rail connected to a plurality of posts includes the steps of inserting one end of at least one of the posts into an insert hole of the metal rail, inserting a pin through the metal rail and the end of the at least one of the posts until two opposite ends of the pin protrude from two opposite sides of the metal rail, welding the ends of the pin to the metal rail, grinding welded parts of the pin and the metal rail so as to provide a smooth surface, and conducting an anti-rusting surface treatment on the metal rail and the at least one of the posts.
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