Black steel pipe is made of steel that has not been galvanized. Its name comes from the scaly, dark-colored iron oxide coating on its surface. Thus, it’s used in applications that don’t require galvanized steel.
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adminelephant2019-06-13T07:49:56+00:00Black steel pipe is made of steel that has not been galvanized. Its name comes from the scaly, dark-colored iron oxide coating on its surface. Thus, it’s used in applications that don’t require galvanized steel.