What is the deposit strength of the Lincoln ED037004 SuperArc L-52 MIG GMAW Mild Steel Welding Wire, 0.035 in, 44 lb Spool?

For ER70S-2: Deposit tensile strength for mild steel solid MIG wire (ER70S-x) is approximately 70,000 PSI (483 MPa) minimum. For stainless filler metals, the deposit strength matches the base alloy grade. For flux-core wires, strength and chemistry vary by classification — refer to the AWS classification on the package for the exact mechanical property requirements.

Lincoln ED037004 SuperArc L-52 MIG GMAW Mild Steel Welding Wire, 0.035 in, 44 lb Spool

Q: What wire diameter is the Lincoln ED037004 SuperArc L-52 MIG GMAW Mild Steel Welding Wire, 0.035 in, 44 lb Spool available in?

Wire diameter selection is critical for matching deposition rate to base metal thickness. For mild steel MIG wire: .023 in for thin sheet (up to 3/16 in), .030 in for general fabrication, .035 in for the widest range of thicknesses, and .045 in+ for heavy plate. Check the product listing for available diameters of the Lincoln ED037004 SuperArc L-52 MIG GMAW Mild Steel Welding Wire, 0.035 in, 44 lb Spool.

Q: What shielding gas or flux type does the Lincoln ED037004 SuperArc L-52 MIG GMAW Mild Steel Welding Wire, 0.035 in, 44 lb Spool require?

Shielding gas selection affects arc stability, spatter, bead profile, and penetration: 100% CO2 gives deep penetration and good bead wetting but more spatter; 75% Ar/25% CO2 (C25) is the most popular general-purpose mix, balancing penetration, spatter, and bead appearance; higher argon mixes (90/10, 95/5) suit spray transfer at higher amperages. Match shielding gas to your wire alloy and welding parameters.

Q: What spool size is the Lincoln ED037004 SuperArc L-52 MIG GMAW Mild Steel Welding Wire, 0.035 in, 44 lb Spool available in?

MIG wire spool sizes range from 2 lb (small hobbyist spools) to 600 lb bulk drums. Most production feeders accept 12 in (33–44 lb) spools. Check your wire feeder's spool capacity before ordering — some compact machines only accept 4 in (10 lb) spools. Using the largest spool that fits your feeder minimizes change-over time.

Q: How should I store the Lincoln ED037004 SuperArc L-52 MIG GMAW Mild Steel Welding Wire, 0.035 in, 44 lb Spool to prevent weld quality issues?

Store MIG wire in a clean, dry location away from humidity. Moisture absorption causes porosity in the weld — mild steel wire is particularly susceptible. If wire has been exposed to moisture, it may show surface rust; lightly rusted wire can sometimes be used but should be wiped before feeding. Flux-core and low-hydrogen electrodes require stricter moisture control than solid wire. Keep spools in their original packaging or sealed containers with desiccant packets when not in use.

SKU: ED037004

$289.87 ~~$354.64~~

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Lincoln Electric's triple deoxidized premium copper coated MIG wire, SuperArc® L-52® is an excellent choice for making high quality, high toughness welds, even when welding over rust and mill scale

AWS / Classification: ER70S-2

Overview

Lincoln Electric's SuperArc L-52 triple deoxidized premium copper coated MIG wire, SuperArc L-52 is an excellent choice for making high quality, high toughness welds, even when welding over rust and mill scale

Features

A triple deoxidized (Aluminum, Titanium, Zirconium)ER70S-2 solid wire designed for welding over rust and mill scale without sacrificing welding quality
Very low Nitrogen in the steel makes it easy to achieve impact resistance above 70 ft•lbs @ -20F
MicroGuard® Ultra provides superior feeding, arc stability and improved protection against corrosion
Other characteristic features include excellent start properties, extremely low contact tip wear, low levels of spatter and fume emission
Preferred for all position welding of different sizes of pipe

Specifications

Feature	Value
CONFORMANCES	SPECIFICATIONCLASSIFICATION
AWS	AWS A5.18ER70S-2
Classification	Shielding GasPolarityYield Strength @ 0.2% Offset, MPa (ksi)Tensile Strength, MPa (ksi)Elongation, %Charpy V-Notch, J (ft-lbs) @ -30°C (-20°F)
ER70S-2 Requirement	100% CO2DC+400 (58) min.480 (70) min.22 min.27 (20) min.
Typical Result, As-welded	100% CO2DC+440 (63)520 (76)30104-156 (77-115)
Classification	%Al%C%Cr%Mn%Mo%Ni%P%S%Si%Ti%V%Zr%Total Cu
ER70S-2 Requirement	0.05 - 0.150.07 max.0.15 max.0.90 - 1.400.15 max.0.15 max.0.025 max.0.035 max.0.40 - 0.700.05 - 0.150.03 max.0.02 - 0.120.50 max.
Typical Result	0.070.040.061.100.010.030.0030.003 max.0.590.100.010.030.21
Diameter	Shielding GasPolarityCTWD, mm (in.)⁽¹⁾Wire Feed Speed, m/min (in/min)Voltage, voltsApprox. Current, ampsMelt-off Rate, kg/hr (lb/hr)
0.035 in (0.9 mm)	100% CO2DC+12-19 (1/2-3/4)5.6-19.8 (220-780)19-31105-3201.6-5.7 (3.6-12.6)
0.045 in (1.1 mm)	100% CO2DC+12-19 (1/2-3/4)5.1-15.2 (200-600)19-31145-3602.4-7.2 (5.3-15.9)
Note
⁽¹⁾ CTWD (Contact Tip to Work Distance). Subtract 1/4 in. (6.4 mm) to calculate Electrical Stickout.
LECO Diameter	0.035 in (0.9 mm)
LECO Package	44 lb Spool
Diameter (in)	0.035

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(1) 44 lb Spool

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Product Overview

Features

A triple deoxidized (Aluminum, Titanium, Zirconium)ER70S-2 solid wire designed for welding over rust and mill scale without sacrificing welding quality
Very low Nitrogen in the steel makes it easy to achieve impact resistance above 70 ft•lbs @ -20F
MicroGuard® Ultra provides superior feeding, arc stability and improved protection against corrosion
Other characteristic features include excellent start properties, extremely low contact tip wear, low levels of spatter and fume emission
Preferred for all position welding of different sizes of pipe

Specifications

Feature	Value
CONFORMANCES	SPECIFICATIONCLASSIFICATION
AWS	AWS A5.18ER70S-2
Classification	Shielding GasPolarityYield Strength @ 0.2% Offset, MPa (ksi)Tensile Strength, MPa (ksi)Elongation, %Charpy V-Notch, J (ft-lbs) @ -30°C (-20°F)
ER70S-2 Requirement	100% CO2DC+400 (58) min.480 (70) min.22 min.27 (20) min.
Typical Result, As-welded	100% CO2DC+440 (63)520 (76)30104-156 (77-115)
Classification	%Al%C%Cr%Mn%Mo%Ni%P%S%Si%Ti%V%Zr%Total Cu
ER70S-2 Requirement	0.05 - 0.150.07 max.0.15 max.0.90 - 1.400.15 max.0.15 max.0.025 max.0.035 max.0.40 - 0.700.05 - 0.150.03 max.0.02 - 0.120.50 max.
Typical Result	0.070.040.061.100.010.030.0030.003 max.0.590.100.010.030.21
Diameter	Shielding GasPolarityCTWD, mm (in.)⁽¹⁾Wire Feed Speed, m/min (in/min)Voltage, voltsApprox. Current, ampsMelt-off Rate, kg/hr (lb/hr)
0.035 in (0.9 mm)	100% CO2DC+12-19 (1/2-3/4)5.6-19.8 (220-780)19-31105-3201.6-5.7 (3.6-12.6)
0.045 in (1.1 mm)	100% CO2DC+12-19 (1/2-3/4)5.1-15.2 (200-600)19-31145-3602.4-7.2 (5.3-15.9)
Note
⁽¹⁾ CTWD (Contact Tip to Work Distance). Subtract 1/4 in. (6.4 mm) to calculate Electrical Stickout.
LECO Diameter	0.035 in (0.9 mm)
LECO Package	44 lb Spool
Diameter (in)	0.035

Lincoln ED037004 SuperArc L-52 MIG GMAW Mild Steel Welding Wire, 0.035 in, 44 lb Spool

Product Overview

Features

Specifications

Downloads

Product Reviews

Questions & Answers