MIG Family

Diameters / Packaging

Diameters
33 LB SPOOL
33 LB STEEL SPOOL
33 LB STEEL SPOOL Buy America
44 LB SPOOL
44 LB SPOOL (Canada Only)
44 LB SPOOL Buy America
44 LB STEEL SPOOL
60 LB COIL
60 LB SPOOL
500 LB BOX
500 LB BOX INFINITY-PAK
500 LB DRUM
500 LB DRUM (Canada Only)
600 LB DRUM
900 LB BOX
1000 LB BOX
1000 LB BOX INFINITY-PAK
1000 LB DRUM
1000 LB DRUM (Canada Only)
1000 LB REEL
0.030 IN ED032923 ED031407 ED029223
0.035 IN ED032924 ED031408 ED021268 ED561005 ED036624 ED031914 ED021269 ED032899 ED021052 ED561200 ED032842 ED028825 ED561223 ED032379
0.040 IN ED033292 ED032380
0.045 IN ED032925 ED031409 ED036879 ED021270 ED561011 ED034428 ED031915 ED021271 ED032901 ED034535 ED020526 ED561201 ED032844 ED031930 ED028826 ED561224 ED031614
0.052 IN ED031916 ED021273 ED032902 ED020527 ED561202 ED032845 ED029082 ED561226 ED031615
1/16 IN ED011317 ED027274 ED032903 ED011316 ED032846 ED029083 ED033270

SuperArc® L-50®

MIG (GMAW) Wire

AWS: ER70S-3

SuperArc® L-50® is Lincoln Electric's most popular premium copper coated mig wire and an excellent choice for 50,000 psi (345 MPa) yield strength, carbon steel base materials.

DETAILS

Our most popular MIG wire, SuperArc® L-50®, premium copper coated wire, is an excellent choice for 50,000 psi (345 MPa) yield strength, carbon steel base materials.

Features

  • Moderate levels of manganese and silicon for deoxidization of clean to light mill scale surfaces
  • Superior feeding and arc stability
  • Copper coated for long contact tip life
  • Supports short-circuiting, globular, axial spray and pulsed spray transfer

Typical Applications

  • Clean to light mill scale base material
  • Sheet metal to 380-485 MPa (55-70 ksi) yield strength material
  • Pipeline
  • Pressure vessels

Welding Positions

  • All

Shielding Gas

  • Mixed Shielding Gas|100% CO2

Special Features

You May Also Need

BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS Search page

See test result disclaimer

CONFORMANCE

CONFORMANCES SPECIFICATION CLASSIFICATION
AWS AWS A5.18 ER70S-3
ABS ABS - Part 2 3YSA H5
CWB CSA W48 B-G 49A 3 C1 S3 (B-G 49A 3 C1 G3)
DNV-GL DNV - 2.9 III YMS H5
LR LR - Chapter 11 3YS H5
MIL MIL-E-23765/1D MIL-70S-3
MIL MIL-E-23765/1E MIL-70S-3

MECHANICAL PROPERTIES

Classification Shielding Gas Polarity Yield Strength @ 0.2% Offset
MPa (ksi)
Tensile Strength
MPa (ksi)
Elongation
%
Charpy V-Notch
J (ft-lbs) @ -20°C (0°F)
Charpy V-Notch
J (ft-lbs) @ -30°C (-20°F)
Typical Result, As-welded 100% CO2 DC+ 400 (58) 500-560 (73-81) 24 95-132 (70-98) 95-106 (70-78)

WIRE COMPOSITION

Classification %C %Cr %Mn %Mo %Ni %P %S %Si %Total Cu %V
ER70S-3 Requirement 0.06 - 0.15 0.15 max. 0.90 - 1.40 0.15 max. 0.15 max. 0.025 max. 0.035 max. 0.45 - 0.75 0.50 max. 0.03 max.
Typical Result 0.06-0.11 0.02-0.04 1.15-1.24 0.02 max. 0.01-0.04 0.004-0.012 0.004-0.011 0.44-0.62 0.00 max. 0.12-0.27

TYPICAL OPERATING PROCEDURES

Diameter Transfer Mode Shielding Gas Polarity CTWD
mm (in.)⁽¹⁾
Wire Feed Speed
m/min (in/min)
Voltage
volts
Approx. Current
amps
Melt-off Rate
kg/hr (lb/hr)
0.030 in (0.8 mm) Short Circuit Transfer 100% CO2 DC+ 9-12 (3/8-1/2) 1.9 (75) 17 35 0.4 (0.9)
0.030 in (0.8 mm) Short Circuit Transfer 100% CO2 DC+ 9-12 (3/8-1/2) 3.8 (150) 18 70 0.8 (1.8)
0.030 in (0.8 mm) Short Circuit Transfer 100% CO2 DC+ 9-12 (3/8-1/2) 7.6 (300) 22 130 1.6 (3.6)
0.035 in (0.9 mm) Short Circuit Transfer ⁽²⁾ 100% CO2 DC+ 9-12 (3/8-1/2) 2.5 (100) 18 80 0.7 (1.6)
0.035 in (0.9 mm) Short Circuit Transfer ⁽²⁾ 100% CO2 DC+ 9-12 (3/8-1/2) 3.8 (150) 19 120 1.1 (2.4)
0.035 in (0.9 mm) Short Circuit Transfer ⁽²⁾ 100% CO2 DC+ 9-12 (3/8-1/2) 6.4 (250) 22 175 1.8 (4.0)
0.035 in (0.9 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 9.5 (375) 23 195 2.7 (6.0)
0.035 in (0.9 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 12.7 (500) 29 230 3.6 (8.0)
0.035 in (0.9 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 15.2 (600) 30 275 4.4 (9.6)
0.045 in (1.1 mm) Short Circuit Transfer ⁽²⁾ 100% CO2 DC+ 12-19 (1/2-3/4) 3.2 (125) 19 145 1.5 (3.4)
0.045 in (1.1 mm) Short Circuit Transfer ⁽²⁾ 100% CO2 DC+ 12-19 (1/2-3/4) 3.8 (150) 20 165 1.8 (4.0)
0.045 in (1.1 mm) Short Circuit Transfer ⁽²⁾ 100% CO2 DC+ 12-19 (1/2-3/4) 5.1 (200) 21 200 2.4 (5.4)
0.045 in (1.1 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 8.9 (350) 27 285 4.2 (9.2)
0.045 in (1.1 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 12.1 (475) 30 335 5.7 (12.5)
0.045 in (1.1 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 12.7 (500) 30 340 6.0 (13.2)
0.052 in (1.3 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 7.6 (300) 30 300 4.8 (10.6)
0.052 in (1.3 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 8.1 (320) 30 320 5.2 (11.5)
0.052 in (1.3 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 12.3 (485) 32 430 7.8 (17.1)
1/16 in (1.6 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-25 (1/2-1) 5.3 (210) 25 325 4.8 (10.7)
1/16 in (1.6 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-25 (1/2-1) 6.0 (235) 27 350 5.4 (12.0)
1/16 in (1.6 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-25 (1/2-1) 7.4 (290) 28 430 6.7 (14.8)

NOTES

Note
⁽¹⁾ CTWD (Contact Tip to Work Distance). Subtract 1/4 in (6.4 mm) to calculate Electrical Stickout
⁽²⁾ Procedures in these areas are procedures for short circuiting mode using 100% CO2. When using 75% Argon, 25% CO2 for short circuit transfer, reduce voltage by 1 to 2 volts.