High strength steel tube and method of manufacturing a high strength steel tube

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United States of America Patent

PATENT NO 11814693
SERIAL NO

17550781

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Abstract

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The present invention relates to a high strength steel tube. In addition, the invention relates to a method of manufacturing a high strength steel tube. The method is characterized in that a hot rolled pre-tube is subjected to at least two hardening steps with a final tempering step, the pre-tube is heated to a quenching temperature of at least Ac3 temperature for hardening and is heated to a tempering temperature in the range of 400 to 600° C. for tempering.

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Patent Owner(s)

Patent OwnerAddress
BENTELER STEEL/TUBE GMBH33104 PADERBORN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dadda, Jayaram Paderborn, DE 1 0
Foadian, Farzad Paderborn, DE 1 0
Ritter, Matthias Paderborn, DE 2 0
Rose, Leonhard Paderborn, DE 12 42

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