Corrosion resistant armored cable and method of manufacturing said cable
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United States of America Patent
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Mar 27, 1984
Grant Date -
N/A
app pub date -
Oct 8, 1982
filing date -
Oct 14, 1981
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An armored cable and a method of manufacturing an armored cable, said cable having a helically wrapped zinc-plated steel armor. The steel armor band has zinc protective layer on its two sides, and uncoated edges, to reduce manufacturing costs and improve cathodic protection. The zinc protective layer thereby comprises a first layer portion consisting of a zinc-iron alloy and a second layer portion, on top of said first layer portion consisting of essentially pure unalloyed zinc and having a thickness of at least 90% of the total layer thickness.
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