OK Autrod 19.40
GMAW

An aluminium-bronze (CuAl8) electrode for the GMAW of rolled and cast aluminium-bronze alloys. The alloy is noted for its high strength, good wear resistance and very good corrosion resistance, particulary in salt water. OK Autrod 19.40 is usually welded with pure Ar as the shielding gas.
Welding current, A
DC(+)


ClassificationsApprovalsTypical all weld metal compositionTypical properties all weld metal
SFA/AWS A5.7
ERCuAl-A1
EN 14640
S Cu 6100 (CuAl8)
Si<0,1
Mn<0,5
Al7,8
Fe<0,5
Cubal.
Wire composition
Yield stress, MPa
175
Tensile strength, MPa
420
Elongation, %
40
Elongation, %
40
Weld metal hardness, a w
126 HV
Charpy V
Test temps, CImpact values, J
+2070

Diameter, mm0,81,01,21,6
Arc voltage, V 13,0-17,5 12,5-18,0 16,0-29,0 -
Welding current, A 60-165 80-210 150-320 -
Wire feed, m/min 4,0-13,0 4,0-12,0 5,0-11,5 -

 

Vorige pagina