S4

UNALLOYED WELDING WIRES

Classifications

SFA-AWS A5.18 ER70S-4
Process
GAS MIG TIG A.S.

Applications

Suitable for the welding of C-Mn steels with medium mechanical properties, low alloy steels and with a tensile strength of 550 N/mm² ca. Building up of tanks, containers, electrical household appliances, pipelines, boilers, applications to naval sector, car industry, structural work, petrolchemical industry, etc.

Base materials to be welded

A106, A516, A131, S355, S275JR, S355JO, E335, S255N, P355N, P255NH

Dimensions

MIG (mm)

0,60 - 0,80 - 0,90 - 1,00 - 1,14 - 1,20 - 1,40 - 1,60

TIG (mm)

1,00 - 1,20 - 1,60 - 2,00 - 2,40 - 3,00 - 3,20 - 4,00

Welding process

Protection

MIG: EN ISO 14175 C1, M20, M21, M33 and similar / TIG: I1 (Argon)

Current and polarity

MIG: DC+ / TIG: DC-

Welding positions

EN ISO 6947: PA, PB, PC, PD, PE, PF, PG

Post Welding Heat Treatment

as welded

Average Chemical analysis

C%
Si%
Mn%
P%
S%
Cu%
Cr%
Ni%
Mo%
Al%
V%
Zr+Ti%
0,070
0,80
1,40
< 0,020
< 0,020
< 0,25
< 0,15
< 0,15
< 0,050
< 0,020
< 0,030
< 0,15

The copper value include the surface coating

Typical mechanical properties of all-weld metal

Rm
Rs
Al
Kv
N/mm²
N/mm²
%5d
-40°C
560
460
24
80 J

The mechanical properties are approximate and may range on the basis of the Heat, shielding gas, welding parameters and other factors

Approvals

Contact ITALFIL

Fields of application

Automotive e trasporti
Automotive and Transportation
Energia
Energy
Structures
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