Method for making high-strength steel pipe, and pipe made by...

Details Method for making high-strength steel pipe, and pipe made by... Method for making high-strength steel pipe, and pipe made by...

C - Chemistry, Metallurgy

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C

C22C 38/28 (2006.01) B21B 17/14 (2006.01) B21B 47/02 (2006.01) B21C 37/08 (2006.01) C22C 38/04 (2006.01) C22C 38/06 (2006.01) C22C 38/18 (2006.01) C22C 38/22 (2006.01) C22C 38/26 (2006.01) C22C 38/58 (2006.01)

Patent

CA 2550680

A method is provided for manufacturing a high-strength, as-welded steel pipe product, with a minimum yield strength in excess of 80 ksi (552 MPa), suitable for use in oil and gas well casings, without the need for a post-weld heat treatment which would otherwise be required to obtain an as-welded pipe having that level of strength.

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