LY-D397

符合

GB /T 984 EDRCrMnMo-15

Description:

LY-D397 is a low hydrogen potassium type hardfacing electrode.DC is applied and the electrode should be contacted reversed polarity.

用途:

It is used for hardfacing heat forging model of cast steels or forged steel pieces, and also used for repairing the worn forging models fabricated by 5CrMnMo steel,5CrNiMo steel,and 5CrNiSiW steel..

ATTENTION:
a.Welding electrodes must be baked for 1 hour at the temperature of 250±10℃ before welding.
b.Before welding ,the hardfacing weld metal must be cleared impurities away ,such as rust,oil,moisture etc.
c.Before welding,the welded pieces should be preheated to the temperature around 250℃, and slow cooling after welding.


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