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Patent Searching and Data

Document Type and Number:
Japanese Patent JP6952880
Kind Code:
Provided are a high-strength bead wire and a method of manufacturing the same. The method includes preparing a wire rod containing 0.86 % to 1.02 % by weight of carbon, applying 5 g/m2to 10 g/m2of phosphate coating onto the surface of the wire rod, and drawing the wire rod onto which the phosphate coating is applied. In the drawing, the wire rod is drawn by a drawing apparatus including a drawing die capable of drawing the wire rod and a pressure die installed in front of the drawing die and capable of applying pressure to the wire rod. The diameter of the pressure die is 1.05 times to 1.20 times the diameter of the drawing die. The high-strength bead wire includes a wire rod containing 0.86 % to 1.02 % by weight of carbon and 5 g/m2to 10 g/m2of the phosphate coating applied onto the surface of the wire rod and is manufactured by the above-described method.

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Park, Oksil
Park, Dong Jin
Application Number:
Publication Date:
October 27, 2021
Filing Date:
July 06, 2018
Export Citation:
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Hondoku Industrial Company Limited
International Classes:
B21C3/14; B21C1/00; B21C1/16; B21C3/10; B60C9/00; C22C38/00; C22C38/18
Domestic Patent References:
Attorney, Agent or Firm:
Atomi International Patent Office