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AWS EM12 Submerged-arc Welding Wire

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AWS EM12 Submerged-arc Welding Wire

AWS EM12 Submerged-arc Welding Wire

GB H08MnA AWS EM12


Introduction:It is a kind of medium-manganese and medium-silicon type welding wire. It matches with medium-manganese and medium-silicon type welding flux. It is not sensitive to the rust on the base metal. It has excellent bead molding and slag detachability. Monopole or dipole. AC/DC.


Uses:Used together with fused flux 350 or sintered flux 101. Used for both high speed welding and filling welding on 50kg class base metals.


Chemical Composition of Welding Wire(%)
P
Ni
Cr
¡Ü0.030
¡Ü0.30
¡Ü0.20

Examples of Chemical Composition of Deposited Metal (%)
C
Mn
Si
S
¡Ü0.10
0.8~1.1
¡Ü0.07
¡Ü0.030

Mechanical Properties of Deposited Metal
Test Items Rm ReL»òRp0.2 A KV2(J)
Flux Used Together (MPa) (MPa) (%) 0¡æ -20¡æ
SJ301 415-550 ¡Ý330 ¡Ý22 ¡Ý80 ¡Ý34
HJ431 415-550 ¡Ý330 ¡Ý22 ¡Ý27 ¡ª

Wire Size
diameter(mm) ¦Õ2.5 ¦Õ3.2 ¦Õ4.0 ¦Õ5.0


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