Al-Khawarizmi Engineering Journal (Jan 2006)
Welding of Low Alloy Steel DIN 15Mo3 by MIG/MAG Spot
Abstract
????? ????? ????? ????? ??????? ?????? ?? ????? ?????? ?????? ?????? ??????? ?????? ?????? (MIG/MAG spot) ???????? ??? ??????? ????? ?? ???? ???????? ????? ??? ???????? ?? ?????? ??????????? ??????? ???????? ????? ???? ??????? ??????? ????? ??? (DIN15Mo3) ?????? ?????? ?????? ?????? ?????? ?? ???? ???? ?????? ???????" ??? ?????? ??? ????. ????? ??????? ??????? ?????? ??? CO2 ????" ?? ??? ??????? ?? ???? ??????? ??????? ????? ?? ?????? ????? ?? ??? ???? ?? ????? (13%) ???? (4mm) ???? (2sec). ?????? ??? ???? ??? ??????? ??? ??????? ????" ?? CO2 ????? ??? ???? (36KN) ??? ??????? ??? ??????? ????? (2mm) ???? (8sec) ?????? (220Amp.) ??? ??? ??????? ??? CO2 ????" ?? ??????? ??????? ??? ???? ??? (31KN) ??? ???? ???? ???????? (%13) ????? ???? (4mm) ????? (8sec) ????? (290Amp.) ???? (37.9KN) ??? ??? ??????? ??? CO2 ????? (30.9KN) ?? ????? ?????? (%18.5) ????? (6mm) ????? (8sec) ????? (450Amp.) ????? ??? ???? (39KN) ???? ??????? ??? CO2 ???? (37KN) ?? ????? ?????? (%5.20) .???? ??????? ????" ????? ??? ?????? ???????? ??????" ?????" ?? ????? ???? ?????? ?????