Jasic MIG500 - Page 27

24
2320-34030-3240-44N
3320-34029-3148-52N
1.2
91260-28022-2923-27N
121290-31030-3233-37N
Titanium
calsium
1.22290-31030-3227-31Y
4-210-23026-2868-72-
6-260-28028-3048-52-
8-290-31029-3133-37-
1.4
4-250-27027-2968-72-
6-310-33030-3248-52-
8-340-36032-3433-37-
Vertica
langle
weldin
g
1.2
4-170-19021-2348-52-
6-190-21022-2448-52-
8-210-23022-2443-47-
Ifweldingconditionsarenotsuitable,problemsintable6-6willhappen.
Table6-6
Inappropriate
welding
conditions
effects
Inappropriatewelding
conditions
effects
Longwire
extension
Arcislong
Arcvoltageistoohigh
Arcistoolong
WeldbeadiswideWeldbeadiswide
Gasshieldingeffectswillbe
poor
Biggerpenetrationandexcessweld
metal
Shortwire
extension
Arcisshort
Arcvoltageistoolow
Sticking,spatter
spatterWeldbeadisnarrow
Smallerpenetrationandexcessweld
metal
Weldingcurrentis
toobig
Weldbeadiswide
Weldingspeedistoo
high
Weldbeadisnarrow
Biggerpenetrationandexcess
weldmetal
Smallerpenetrationandexcessweld
metal
Wireextension：thedistancebetweentorchcontacttipandworkpiece.