CPC F16L 58/181 (2013.01) [F16L 13/0263 (2013.01); F16L 58/1027 (2013.01); B23K 9/0282 (2013.01); B23K 2101/10 (2018.08); F16L 13/0272 (2013.01); F16L 58/08 (2013.01)] | 8 Claims |
1. A metal pipe for conveying oil and gas, the metal pipe comprising:
a pipe body with an inner surface and an outer surface; and
a pipe joint having a transition region located at an end of the pipe body, and the inner surface of the pipe body having at least a partial base coating disposed at the transition region,
wherein the transition region is coated on the inner surface of the pipe body with a weldable metal coating of a material with anti-corrosion and/or anti-abrasion properties,
wherein the at least partial base coating on the inner surface of the pipe body partially covers the metal coating of the transition region, and
wherein the at least partial base coating is a sprayed-on metal base coating.
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