4130

WELDING WIRES FOR HARDFACING

Werkstoff 1.7218
AISI 4130
Average Chemical analysis
C% Si% Mn% P% S% Cu% Cr% Ni% Mo%
0,30 0,30 0,50 < 0,025 < 0,020 < 0,25 1,00 < 0,20 0,20
The copper value include the surface coating
Typical mechanical properties of all-weld metal
Rm Rs Hardness
N/mm² N/mm² HRC
1170* 1140* 36 - 40
The mechanical properties are approximate and may range on the basis of the Heat, shielding gas, welding parameters and other factors
Welding process
Protection MIG: M21 Mixture and similar / TIG: I1 (Argon)
Current and polarity MIG: DC+ / TIG: DC-
Pre Heating temperature > 200° C
Interpass temperature > 200° C
Dimensions
MIG (mm) 0,80 - 0,90 - 1,00 - 1,14 - 1,20 - 1,40 - 1,60
TIG (mm) 1,20 - 1,60 - 2,00 - 2,40 - 3,00 - 3,20 - 4,00
Base materials to be welded AISI 4130 and similar
Applications

High strength low alloy Cr-Mo welding wire used to weld alloys of similar chemical composition. Excellent duttility, good toughness and high stress resistance. Used in aeronautical sector, costruction of connectiong rods for automotive sector, fixing parts, gears, bolts, axes, atc.

Approvals Contact ITALFIL
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