Diameters / Packaging

Diameters	33 lb Spool	44 lb Spool	60 lb Spool	1000 lb Infinity-Pak
0.030 in (0.8 mm)	ED031407,ED032923
0.035 in (0.9 mm)	ED031408,ED032924	ED021268,ED031914	ED021269
0.045 in (1.1 mm)	ED031409,ED032925	ED021270,ED031915	ED021271	ED031930
0.052 in (1.3 mm)		ED031916	ED021273
1/16 in (1.6 mm)			ED027274

SuperArc® L-50® MIG (GMAW) Wire

MIG (GMAW) | ED031916

CLASSIFICATIONS:
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.

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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

Service Information

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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.