Method of flash butt welding

Details Method of flash butt welding Method of flash butt welding

1979-12-11

1982-03-09

Goldberg, Elliot A.

Electric heating

Metal heating

For bonding with pressure

219 97, B23K 1104

Patent

active

043191177

ABSTRACT:
Work pieces to be joined together by the flash butt welding method are brought together at a preset no-load voltage, the end faces of the work pieces are fused, and an upsetting is accomplished. The amount of the upsetting is determined within from 1.2 to 3.0 of the amount of the maximum gap between the end faces of the work pieces being welded together, which gap forms in the course of fusing the end faces of the work pieces. The maximum gap is determined from the following relation:

REFERENCES:
patent: 3341685 (1967-09-01), Paton
Russian-language publication having translated title of "Pressure Welding: Fundamentals" by A. S. Helmann, Mashinostroyeniye Publishers, Moscow, 1970, p. 159, Fig. 107, w/trans.
Russian-language publication having translated title "Selection of the Optimum Upsetting in Flash Butt Welding of Steel Pipes" by V. S. Lifshits, from Pipeline Construction, published by U.S.S.R. Ministry for Gas _Industry, Moscow, NEDRA Publishers, 1966, No. 9, pp. 18-20, three figures, and English-language translation.

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