UltraCore, 33 LB fiber spool

UltraCore® 71C

Flux-cored (FCAW-G) Wire | ED031666

AWS: E71T-9C-H8, E71T1-C1A2-CS1-H8

UltraCore® 71C from Lincoln Electric is designed for welding with 100% CO2 and delivers superior arc characteristics for single and multiple pass welding.

DETAILS

For those who prefer the economy of welding with 100% CO2 for seismic structural fabrication, railcar, shipbuilding and barge applications, UltraCore® 71C is a great choice that delivers superior arc characteristics for single and multiple pass welding.

Features

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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

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CONFORMANCE

CONFORMANCES SPECIFICATION CLASSIFICATION
AWS AWS A5.20 E71T-1C-H8, E71T-9C-H8
AWS AWS A5.36 E71T1-C1A2-CS1-H8
ABS AWS A5.20 E71T-1C-H8, E71T-9C-H8
CWB CSA W48 E491T1-C1A3-CS1-H8 (E491T-9-H8)
DNV-GL DNV - 2.9 III YMS H10
LR LR - Chapter 11 3YS H10

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

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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)
E71T-1C-H8 Requirement 100% CO2 DC+ 400 (58) min. 480-660 (70-95) 22 min. 27 (20) min.
E71T-9C-H8 Requirement 100% CO2 DC+ 400 (58) min. 480-660 (70-95) 22 min. 27 (20) min.
E71T1-C1A2-CS1-H8 Requirement 100% CO2 DC+ 400 (58) min. 480-660 (70-95) 22 min. 27 (20) min.
Typical Result, As-welded 100% CO2 DC+ 480 (70) 550-590 (80-86) 23 41-95 (30-70) 27-109 (20-80)

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

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DEPOSIT COMPOSITION

Classification Shielding Gas Polarity %B %C %Mn %P %S %Si Diffusible Hydrogen
mL/100g Weld Metal
E71T-1C-H8 Requirement 100% CO2 DC+ 0.12 max. 1.75 max. 0.03 max. 0.03 max. 0.90 max. 8.0 max.
E71T-9C-H8 Requirement 100% CO2 DC+ 0.12 max. 1.75 max. 0.03 max. 0.03 max. 0.90 max. 8.0 max.
E71T1-C1A2-CS1-H8 Requirement 100% CO2 DC+ 0.12 max. 1.75 max. 0.030 max. 0.030 max. 0.90 max. 8 max.
Typical Result 100% CO2 DC+ 0.0035-0.005 0.03-0.06 1.28-1.48 0.020 max. 0.010 max. 0.44-0.52 2-6

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

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TYPICAL OPERATING PROCEDURES

Diameter 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)
Deposition Rate
kg/hr (lb/hr)
Efficiency
%
0.045 in (1.1 mm) 100% CO2 DC+ 25 (1) 4.4 (175) 21-26 125 1.8 (4.0) 1.6 (3.5) 86-88
0.045 in (1.1 mm) 100% CO2 DC+ 25 (1) 6.4 (250) 22-27 155 2.6 (5.7) 2.3 (5.0) 86-88
0.045 in (1.1 mm) 100% CO2 DC+ 25 (1) 7.6 (300) 23-28 165 3.1 (6.8) 2.7 (6.0) 86-88
0.045 in (1.1 mm) 100% CO2 DC+ 25 (1) 8.9 (350) 24-29 190 3.6 (8.0) 3.2 (7.0) 86-88
0.045 in (1.1 mm) 100% CO2 DC+ 25 (1) 10.2 (400) 25-30 205 4.1 (9.1) 3.6 (8.0) 86-88
0.045 in (1.1 mm) 100% CO2 DC+ 25 (1) 11.4 (450) 26-31 230 4.7 (10.3) 4.1 (9.0) 86-88
0.045 in (1.1 mm) 100% CO2 DC+ 25 (1) 12.7 (500) 27-32 245 5.2 (11.4) 4.5 (10.0) 86-88
0.045 in (1.1 mm) 100% CO2 DC+ 25 (1) 14.0 (550) 28-33 265 5.7 (12.5) 5.0 (10.9) 86-88
0.045 in (1.1 mm) 100% CO2 DC+ 25 (1) 15.2 (600) 29-34 275 6.2 (13.7) 5.4 (11.9) 86-88
0.052 in (1.3 mm) 100% CO2 DC+ 25 (1) 3.8 (150) 21-26 150 2.0 (4.5) 1.8 (3.9) 86-88
0.052 in (1.3 mm) 100% CO2 DC+ 25 (1) 5.1 (200) 22-27 165 2.7 (6.0) 2.4 (5.2) 86-88
0.052 in (1.3 mm) 100% CO2 DC+ 25 (1) 6.4 (250) 23-28 190 3.4 (7.5) 2.9 (6.5) 86-88
0.052 in (1.3 mm) 100% CO2 DC+ 25 (1) 7.6 (300) 24-29 215 4.1 (9.0) 3.5 (7.8) 86-88
0.052 in (1.3 mm) 100% CO2 DC+ 25 (1) 8.9 (350) 25-30 235 4.7 (10.5) 4.1 (9.1) 86-88
0.052 in (1.3 mm) 100% CO2 DC+ 25 (1) 9.5 (375) 26-31 255 5.1 (11.2) 4.4 (9.8) 86-88
0.052 in (1.3 mm) 100% CO2 DC+ 25 (1) 10.8 (425) 28-33 275 5.8 (12.7) 5.0 (11.1) 86-88
0.052 in (1.3 mm) 100% CO2 DC+ 25 (1) 12.1 (475) 29-34 295 6.4 (14.2) 5.6 (12.4) 86-88
0.052 in (1.3 mm) 100% CO2 DC+ 25 (1) 12.7 (500) 30-36 315 6.8 (15.0) 5.9 (13.0) 86-88
1/16 in (1.6 mm) 100% CO2 DC+ 25 (1) 3.2 (125) 21-26 185 2.4 (5.3) 2.1 (4.6) 86-88
1/16 in (1.6 mm) 100% CO2 DC+ 25 (1) 4.4 (175) 22-27 215 3.3 (7.4) 2.9 (6.4) 86-88
1/16 in (1.6 mm) 100% CO2 DC+ 25 (1) 5.1 (200) 23-28 235 3.8 (8.4) 3.3 (7.3) 86-88
1/16 in (1.6 mm) 100% CO2 DC+ 25 (1) 5.7 (225) 24-29 265 4.3 (9.5) 3.7 (8.2) 86-88
1/16 in (1.6 mm) 100% CO2 DC+ 25 (1) 6.4 (250) 25-30 285 4.8 (10.5) 4.2 (9.2) 86-88
1/16 in (1.6 mm) 100% CO2 DC+ 25 (1) 7.6 (300) 27-31 315 5.7 (12.6) 5.0 (11.0) 86-88
1/16 in (1.6 mm) 100% CO2 DC+ 25 (1) 8.3 (325) 26-33 335 6.2 (13.7) 5.4 (11.9) 86-88
1/16 in (1.6 mm) 100% CO2 DC+ 25 (1) 8.9 (350) 29-34 365 6.7 (14.7) 5.8 (12.8) 86-88
1/16 in (1.6 mm) 100% CO2 DC+ 25 (1) 10.2 (400) 30-36 395 7.6 (16.8) 6.6 (14.6) 86-88

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

NOTES

Note
⁽¹⁾ To estimate ESO, subtract 1/4 in. (6.0 mm) from CTWD.