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Lincoln ED031851 UltraCore 712A80 Flux-Cored FCAW-G Welding Wire, 0.052 in, 50 lb Spool

SKU: ED031851
$268.80 $329.50
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UltraCore® 712A80 is Lincoln Electric's best running E71T-12 product because of its superior arc characteristics and high impacts in a variety of applications.
AWS / Classification: E71T-12M-JH8, E71T1-M21A4-CS2-H8
Overview

Lincoln UltraCore 712A80 0.052 inch welding wire is specifically optimized for use with high Argon mixed gas. With desirable arc characteristics and operability, UltraCore® 712A80 provides an excellent solution for offshore, tank, pressure vessel fabrication, and other industries looking for an excellent running E71T-12 wire with high impacts to meet a variety of applications.

Features
  • Capable of producing weld deposits with impact toughness exceeding 27 J (20 ft·lbf) at -40°C (-40°F)
  • Designed for welding with 75-80% Argon/balance CO2 shielding gas
  • Premium arc performance and bead appearance
  • ProTech® foil bag packaging
  • Select packaging and diameter are available meeting Buy America & American Iron & Steel (AIS) standards.

Typical Applications

  • Offshore
  • Pressure vessels
  • Shipbuilding
  • Heavy equipment
  • ASME related applications


Welding Positions

  • All

Shielding Gas

  • Mixed Shielding Gas
Specifications
FeatureValue
CONFORMANCES SPECIFICATIONCLASSIFICATION
AWS AWS A5.20E71T-12M-JH8, E71T-1M-JH8, E71T-9M-JH8
AWS AWS A5.36E71T1-M21A4-CS2-H8
ABS ABS - Part 24YSA H10
CWB CSA W48E491T1-M21A4-CS1-H8 (E491T-9MJ-H8), E491T1-M21A4-CS2-H8 (E491T-12MJ-H8)
DNV-GL DNV - 2.9IV YMS H10
LR LR - Chapter 114YS H10
Classification Shielding GasPolarityYield Strength @ 0.2% Offset, MPa (ksi)Tensile Strength, MPa (ksi)Elongation, %Charpy V-Notch, J (ft-lbs) @ -40°C (-40°F)
E71T-12M-JH8 Requirement 75-80% Ar, balance CO2DC+400 (58) min.480-620 (70-90)22 min.27 (20) min.
E71T-1M-JH8 Requirement 75-80% Ar, balance CO2DC+400 (58) min.480-660 (70-95)22 min.27 (20) min.
E71T-9M-JH8 Requirement 75-80% Ar, balance CO2DC+400 (58) min.480-660 (70-95)22 min.27 (20) min.
E71T1-M21A4-CS2-H8 Requirement M21-ArCDC+400 (58) min.480-660 (70-95)22 min.27 (20) min.
Typical Result, As-welded 75% Ar, 25% CO2DC+500-570 (72-82)570-620 (82-89)22-2936-165 (26-122)
Classification Shielding GasPolarity%B%C%Mn%P%S%SiDiffusible Hydrogen, mL/100g Weld Metal
E71T-12M-JH8 Requirement 75-80% Ar, balance CO2DC+0.12 max.1.60 max.0.03 max.0.03 max.0.90 max.8.0 max.
E71T-1M-JH8 Requirement 75-80% Ar, balance CO2DC+0.12 max.1.75 max.0.03 max.0.03 max.0.90 max.8.0 max.
E71T-9M-JH8 Requirement 75-80% Ar, balance CO2DC+0.12 max.1.75 max.0.03 max.0.03 max.0.90 max.8.0 max.
E71T1-M21A4-CS2-H8 Requirement M21-ArCDC+0.12 max.1.60 max.0.030 max.0.030 max.0.90 max.8 max.
Typical Result 75% Ar, 25% CO2DC+0.0038-0.0060.03-0.061.36-1.530.015 max.0.012 max.0.32-0.362-6
Diameter Shielding GasPolarityCTWD, mm (in.)⁽¹⁾Wire Feed Speed, m/min (in/min)Voltage, voltsApprox. Current, ampsMelt-off Rate, kg/hr (lb/hr)Deposition Rate, kg/hr (lb/hr)Efficiency, %
0.045 in (1.1 mm) 75-80% Ar / balance CO2DC+25 (1)4.4 (175)20-251401.8 (4.0)1.6 (3.5)86-88
0.045 in (1.1 mm) 75-80% Ar / balance CO2DC+25 (1)5.7 (225)21-261502.3 (5.1)2.0 (4.5)86-88
0.045 in (1.1 mm) 75-80% Ar / balance CO2DC+25 (1)7.0 (275)22-271652.8 (6.3)2.5 (5.5)86-88
0.045 in (1.1 mm) 75-80% Ar / balance CO2DC+25 (1)8.3 (325)22-271903.4 (7.4)2.9 (6.5)86-88
0.045 in (1.1 mm) 75-80% Ar / balance CO2DC+25 (1)8.9 (350)23-282053.6 (8.0)3.2 (7.0)86-88
0.045 in (1.1 mm) 75-80% Ar / balance CO2DC+25 (1)10.2 (400)24-292304.1 (9.1)3.6 (8.0)86-88
0.045 in (1.1 mm) 75-80% Ar / balance CO2DC+25 (1)11.4 (450)25-312454.7 (10.3)4.1 (9.0)86-88
0.045 in (1.1 mm) 75-80% Ar / balance CO2DC+25 (1)12.1 (475)26-322654.9 (10.8)4.3 (9.5)86-88
0.045 in (1.1 mm) 75-80% Ar / balance CO2DC+25 (1)13.3 (525)27-332805.4 (12.0)4.7 (10.4)86-88
0.052 in (1.3 mm) 75-80% Ar / balance CO2DC+25 (1)3.8 (150)20-251502.0 (4.5)1.8 (3.9)86-88
0.052 in (1.3 mm) 75-80% Ar / balance CO2DC+25 (1)4.4 (175)21-261652.4 (5.2)2.1 (4.6)86-88
0.052 in (1.3 mm) 75-80% Ar / balance CO2DC+25 (1)5.1 (200)22-271902.7 (6.0)2.4 (5.2)86-88
0.052 in (1.3 mm) 75-80% Ar / balance CO2DC+25 (1)5.7 (225)23-282153.1 (6.7)2.7 (5.9)86-88
0.052 in (1.3 mm) 75-80% Ar / balance CO2DC+25 (1)6.4 (250)24-292353.4 (7.5)2.9 (6.5)86-88
0.052 in (1.3 mm) 75-80% Ar / balance CO2DC+25 (1)7.6 (300)25-302554.1 (9.0)3.5 (7.8)86-88
0.052 in (1.3 mm) 75-80% Ar / balance CO2DC+25 (1)8.3 (325)27-312754.4 (9.7)3.8 (8.5)86-88
0.052 in (1.3 mm) 75-80% Ar / balance CO2DC+25 (1)8.9 (350)28-322954.7 (10.5)4.1 (9.1)86-88
0.052 in (1.3 mm) 75-80% Ar / balance CO2DC+25 (1)11.4 (450)29-343306.1 (13.5)5.3 (11.7)86-88
1/16 in (1.6 mm) 75-80% Ar / balance CO2DC+25 (1)3.8 (150)21-262002.9 (6.3)2.5 (5.5)86-88
1/16 in (1.6 mm) 75-80% Ar / balance CO2DC+25 (1)4.4 (175)22-272153.3 (7.4)2.9 (6.4)86-88
1/16 in (1.6 mm) 75-80% Ar / balance CO2DC+25 (1)5.1 (200)22-282353.8 (8.4)3.3 (7.3)86-88
1/16 in (1.6 mm) 75-80% Ar / balance CO2DC+25 (1)5.7 (225)24-292654.3 (9.5)3.7 (8.2)86-88
1/16 in (1.6 mm) 75-80% Ar / balance CO2DC+25 (1)6.4 (250)25-302854.8 (10.5)4.2 (9.2)86-88
1/16 in (1.6 mm) 75-80% Ar / balance CO2DC+25 (1)7.6 (300)26-313155.7 (12.6)5.0 (11.0)86-88
1/16 in (1.6 mm) 75-80% Ar / balance CO2DC+25 (1)8.3 (325)27-323356.2 (13.7)5.4 (11.9)86-88
1/16 in (1.6 mm) 75-80% Ar / balance CO2DC+25 (1)8.9 (350)28-333656.7 (14.7)5.8 (12.8)86-88
1/16 in (1.6 mm) 75-80% Ar / balance CO2DC+25 (1)10.2 (400)29-344157.6 (16.8)6.6 (14.6)86-88
Note
⁽¹⁾ To estimate ESO, subtract 1/4 in. (6.0 mm) from CTWD.
LECO Diameter 0.052 in (1.3 mm)
LECO Package 50 lb Spool
Diameter (in) 0.052
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Includes
  • (1) 50 lb Spool
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