MIG/MAG welding wire for low alloy steels

NOVOFIL
CORTEN

MIG/MAG
ER80S-G
G 45 2 M21 0 / G 46 2 M21 Z
G MoSi

It is a low alloyed MIG/MAG wire, used for welding creep resistant 0.5% Mo steels and fine grained steels. It gives a weld metal that is used in operating temperatures between −40 °C and 500 °C. It is used in the welding of steel construction applications, boiler and pressure vessels, gas pipes and turbine rotors.

Industry: Ship building, heavy machinery, petro-chemical, power generation, metal fabrication industry.

Diameters [mm]0.80 · 0.90 · 1.00 · 1.20 · 1.60

CoatingsCopper coated · Bronze coated · Copper free

Shielding gasesM21 · C1

ApprovalsCE

Classification

AWS A5.28: ER80S-G
EN ISO 14341-A: G 45 2 M21 0 / G 46 2 M21 Z
EN ISO 21952-A: G MoSi

Shielding gases

M21: Ar + 15–25% CO₂
C1: 100% CO₂

Packaging

⌀ mm	0.60	0.80	0.90	1.00	1.20	1.60
Spool	–	✓	✓	✓	✓	✓
Drum	–	✓	✓	✓	✓	✓

Spool weight: 15 kg – 16 kg – 18 kgDrum weight: 250 kg – 300 kg – 450 kg

Chemical analysis of the wire [%]

	C	Mn	Si	Cr	Mo	Cu
Value	0.09	1.2	0.65	< 0.15	0.5	< 0.25

Mechanical properties of the weld metal

	Gas M21
Yield strength Re	530 MPa
Tensile strength Rm	640 MPa
Elongation A5	26%
Impact test KV (−20 °C)	90 J
Impact test KV (+20 °C)	150 J

Welding positions

PAflat
PBhorizontal-vertical
PChorizontal
PEoverhead
PFvertical up
PGvertical down

Materials to be welded

Fine grained steels: DIN: StE 255 – StE 460EN: S255N – S460NDIN: WStE 255 – WStE 460EN: P255NH – P460NHEN: S275ML; S355M – S420M
Pipe materials: DIN: StE 320.7 – StE 415.7EN: L320 – L415NBDIN: StE 360.7 TM – StE 480.7 TMEN: L360MB – L485MBDIN: X52, X56, X60, X65 (API 5LX)
Boiler & pressure vessel steels: DIN: 15Mo3, 17Mn4, 19Mn6EN: 16Mo3, P295GH, P310GHDIN: 22Mo4, 20MnMoNi55
Elevated temperature steels: DIN: St 35.8 – St 45.8EN: P235G1TH – P255G1TH
Cast steels: DIN: GS-45, GS-52, GS-60EN: GE240, GE260, GE300EN: G20Mo5
Creep resistant steels: DIN: 17MnMoV6-4, 15NiCuMoNb5EN: 20MnMoNi4-5

Data according to the NOVOFIL S.p.A. technical data sheet. Values are for information only and may vary depending on welding conditions.