Method for producing a clad steel pipe

Metal fusion bonding – Process – Encasing a rodlike core within a substantially coextensive...

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228155, 228175, B23K 100

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active

047950781

ABSTRACT:
A method for producing a clad steel pipe having resistance to corrosion and wear at the inner and/or the outer faces includes plural base pipes which are mechanically fixed and metallurgically joined by diffusion welding before the plural base pipes are elongated to produce an elongated clad steel pipe.

REFERENCES:
patent: 2820286 (1958-01-01), Andrus
patent: 3141234 (1964-07-01), De Geer, Jr.
patent: 3481024 (1969-12-01), Bunn
patent: 4367838 (1983-01-01), Yoshida
patent: 4518111 (1985-05-01), Hardwick
patent: 4533806 (1985-08-01), Kawasaki
patent: 4630351 (1986-12-01), Kranz et al.

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