Process for welding copper materials

Details Process for welding copper materials Process for welding copper materials

1977-10-11

1979-01-09

Truhe, J. V.

Electric heating

Metal heating

By arc

B23K 900

Patent

active

041340019

ABSTRACT:
A process for welding a pair of thick copper plates which comprises welding the pair of copper plates with respective edges placed adjacent to each other on a backing support made of carbon at the adjacent edges in an atmosphere of an inert gas by melting a filler metal with the use of a direct current arc generated between the copper plates connected to the negative pole and a positive electrode with an arc voltage V (volt) and a welding current I (ampere) satisfying the conditions:

REFERENCES:
patent: 2206375 (1940-07-01), Swift
patent: 3524039 (1970-08-01), Ashmore
T. Lyman, Ed., Metals Handbook, 1971, vol. 6, p. 349.
International Standard of Resistance for Copper, p. 4, 1925.

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