DEGA SG2 (G3Si1)

Copper-coated solid MIG/MAG welding wire classified as EN ISO 14341-A G3Si1, providing a high-performance solution for general fabrication in low-carbon and structural steels.

Dega SG2 MIG/MAG Welding Wire – spool photo

Dega SG2 MIG/MAG Welding Wire – alternative spool view

Key Technical Specifications

Standard classification: EN ISO 14341-A – G 42 4 M G3Si1
Available diameters: 0.80 / 1.00 / 1.20 / 1.60 mm
Shielding gas: EN ISO 14175 M21 (Ar+CO₂); also suitable for use with 100% CO₂
Packaging options: 15 kg precision-layer plastic spool / 250 kg drum
Wire design: Copper-coated solid wire designed for low spatter and stable arc characteristics
Typical applications: General fabrication, steel structures, machinery and equipment manufacturing

Technical Data Sheet (TDS)

View PDF

PDF • SG2 (G3Si1) Technical Data Sheet

Safety Data Sheet (SDS)

View PDF

PDF • SG2 / SG3 Safety Data Sheet

Declaration of Performance (DoP)

View PDF

PDF • Declaration of Performance (EU 305/2011)

Classification of the material according to the international spec.
AWS A5.18	ER70S-6
DIN 8559	SG2
EN ISO 14341-A	G 42 3 M21 3Si1

Typical Chemical Composition (%)
C	0.06 – 0.14
Mn	1.30 – 1.60
Si	0.70 – 1.00

Mechanical properties of welded material as per EN ISO 14341-A (min.) The welding wire shall be used under M21 shielding gas for general-purpose applications.
Tensile Strength (Rm)	MPa	500 – 640
Yield Strength (Rp_0.2)	MPa	min. 420
Elongation	A₅ (%)	min. 22
Impact Toughness (KV, ISO-V)	J @ °C	min. 47 @ – 20 °C

Deposition Data
Diameter (mm)	0.80	1.00	1.20	1.60
Current (A)	70 – 210	90 – 310	130 – 350	220 – 410
Voltage (V)	18 – 23	18 – 28	18 – 30	24 – 34
Power source / polarity	CV – DCEP (DC+)	CV – DCEP (DC+)	CV – DCEP (DC+)	CV – DCEP (DC+)