FY-TECH FY-2270/2E, Руководство пользователя

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4 、 Lack Of Penetration
Lack of Penetration Good Penetration
Improper weld technique.
Material too thick.Joint preparation and design
must provide access to bottom of groove while mai-
ntaining proper welding wire extension and arc ch-
aracteristics.
Maintain normal gun angle of 0 to 15 degrees
to achieve maximum penetration.
Keep arc on leading edge of weld puddle.
Do not extend wire too far from nozzle .
Select higher wire feed speed and/or select
higher voltage range.
Reduce travel speed.
Insufficient heatinput.
Possible Causes Corrective Actions
Improper joint preparation.
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Lack Of Penetration :
Shall fusion between weld metal and base metal .