PROCESS FOR WELDING ON IMPORTANT PARTS OF HARD-TO-WELD STEELS Russian patent published in 2001 - IPC

Abstract RU 2176581 C2

FIELD: electric arc welding under flux of high-carbon steels, for example important parts of railway transport such as bands of locomotive wheels, one-piece rolled car wheels, wheel centers of locomotives and so on. SUBSTANCE: welding of important parts of high carbon steel with carbon content up to 0.6% is realized by means of two successive electric arcs in different welding bathes at using two separate electric current sources after preliminary heating; making burning off bead by means of one electric arc and subsequently cooling it; removing slag from bead after complete cooling of part. EFFECT: enhanced quality of welding, improved mechanical properties of welded metal, elimination of cold and hot cracking. 1 dwg, 2 tbl

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RU 2 176 581 C2

Authors

Kalashnikov E.A.

Ladugin V.A.

Timakova E.A.

Zhuk A.I.

Dates

2001-12-10Published

1999-06-07Filed