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24
SPOOLS OF THREAD
SOLID STEEL WIRE G3Si1
Solid copper wire for gas shielded welding of carbon steels, low or unalloyed. 
It can be used for many applications in metal constructions due to its excellent 
mechanical properties.
MAG WELDING
NON-ALLOY STEELS
Coil type Wire diameter (mm)
weight (kg)
Ø 0.6 Ø 0.8 Ø 1.0 Ø 1.2
0.9 S100
_
086593 086609
_ _
5 S200
_
086111 086128 086135
_
15 S300
_
086166 086227 086234 086241
18
_
B300
_
086272 086289 086296
Application
• Automobile construction,
• Railway construction,
• Shipbuilding,
• Construction construction in general. 
• Tanks, boilers
Products
• Excellent starting properties.
• Great arc stability on high currents.
• Good resistance of the wire to corrosion.
• Welding in all positions.
Classification
AWS 5.18: ER 70S-6
EN ISO 14341-A: G46 4 M21 3Si1 / G 42 3 C1 3Si1
DIN 8559: SG2
Polarity
DC
Recommendations
Wire Ø
(mm)
0.8 1.0 1.2
thickness (mm) <5
6 8 8 12
voltage (V)
16 28 17 32 18 34
current (A)
60 200 80 260 100 360
Gas protection according to standard EN ISO 14175
100% CO
2
 (C1) or Argon / CO
2 
mixture (M21, 8 <20% CO
2
)
Mechanical properties
D Rm A 5 d KV 20 ° C KV -20 ° C KV -40 ° C
470 Mpa 560 Mpa 26% 150 J 90 J 50 J
Chemical properties
VS % Mn% Yes % S% P% Cu%
0.07 1.40 0.80 0.012 0.012 0.10
S100
S200 - S300
B300