Manufacturing method of rotary shaft with hard faced journal

Details Manufacturing method of rotary shaft with hard faced journal Manufacturing method of rotary shaft with hard faced journal

1997-10-10

2000-05-16

Mills, Gregory

Electric heating

Metal heating

By arc

219 761, 2281121, B23K 2634

Patent

active

060640308

ABSTRACT:
A manufacturing method of a rotary shaft having a body portion and a pair of coaxial journals integral with opposite ends of the body portion, wherein a hollow journal base metal is prepared separately from the body portion of the rotary shaft for providing at least one of the coaxial journals of the rotary shaft, a layer of antiabrasive and anticorrosive alloy is formed on a cylindrical surface of the hollow journal base metal by build up welding or hard facing, and the hollow journal base metal is connected at one end thereof with the corresponding one end of the body portion of the rotary shaft by friction welding.

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