Ultracore stainless, flux-cored wire, plastic spool

Diameters / Packaging

Diameters
33 LB SPOOL
0.045 IN ED034849
0.052 IN ED034848
1/16 IN ED034850

UltraCore® 712C-H Plus

Flux-cored (FCAW-G) Wire

AWS: E71T-12C-JH4, E71T1-C1A6-CS2-H4

UltraCore® 81K2M-H Plus from Lincoln Electric is capable of superior toughness at-60°F

DETAILS

Innovative design capable of superior toughness at-50°F in both the as-welded and stress-relieved conditions

Typical Applications

  • Offshore platforms and pipe systems
  • Oil and gas pipelines
  • Petrochemical pipelines
  • Pressure vessels
  • Bridge fabrication

Welding Positions

  • All

Shielding Gas

  • 100% CO2|Flow Rate: 40-50 CFH

Disclaimers

Warning -

Cancer and Reproductive Harm -

www.P65Warnings.ca.gov

Service Information

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 A5.20 E71T-12C-JH4
AWS AWS A5.29 E81T1-GC
AWS AWS A5.36 E71T1-C1A6-CS2-H4, E71T1-C1P5 -CS2-H4
ABS ABS - Part 2 4YSA H5
CWB CSA W48 E491T1-C1A5-CS2-H4 (E491T-12J-H4)
DNV-GL DNV - 2.9 IV Y40MS H5
LR LR - Chapter 11 4YS H5

MECHANICAL PROPERTIES

Classification Shielding Gas Polarity Yield Strength @ 0.2% Offset
MPa (ksi)
Tensile Strength
MPa (ksi)
Elongation
%
Charpy V-Notch
J (ft-lbs) @ -40°C (-40°F)
Charpy V-Notch
J (ft-lbs) @ -45°C (-50°F)
Charpy V-Notch
J (ft-lbs) @ -50°C (-60°F)
E71T-12C-JH4 Requirement 100% CO2 DC+ 400 (58) min. 480-620 (70-90) 22 min. 27 (20) min.
E81T1-GC Requirement 100% CO2 DC+ 470 (68) min. 550-690 (80-100) 19 min.
E71T1-C1A6-CS2-H4 Requirement 100% CO2 DC+ 400 (58) min. 480-660 (70-95) 22 min. 20 (15) min.
E71T1-C1P5 -CS2-H4 Requirement 100% CO2 DC+ 400 (58) min. 480-660 (70-95) 22 min. 27 (20) min.
Typical Result, As-welded 100% CO2 DC+ 470-540 (68-78) 550-610 (80-88) 24-31 94-139 (69-103) 56-153 (41-113) 31-207 (23-153)
Typical Result, 1 hour @ 620°C (1150°F) 100% CO2 DC+ 430-470 (62-68) 540-570 (78-82) 28-31 84-173 (62-127)

DEPOSIT COMPOSITION

Classification Shielding Gas Polarity %B %C %Cr %Cu %Mn %Mo %Ni %P %S %Si %V Diffusible Hydrogen
mL/100g Weld Metal
E71T-12C-JH4 Requirement 100% CO2 DC+ 0.12 max. 1.60 max. 0.03 max. 0.03 max. 0.90 max. 4.0 max.
E81T1-GC Requirement 100% CO2 DC+ Info. Only 0.30 min. * 0.50 min. * 0.20 min. * 0.50 min. * 0.030 max. 0.030 max. 1.00 max. 0.10 min. *
E71T1-C1A6-CS2-H4 Requirement 100% CO2 DC+ 0.12 max. 1.60 max. 0.030 max. 0.030 max. 0.90 max. 4 max.
E71T1-C1P5 -CS2-H4 Requirement 100% CO2 DC+ 0.12 max. 1.60 max. 0.030 max. 0.030 max. 0.90 max. 4 max.
Typical Result 100% CO2 DC+ 0.0040-0.0060 0.05-0.07 0.07 max. 0.06 max. 1.32-1.59 0.01 max. 0.03 max. 0.020 max. 0.005-0.011 0.41-0.55 0.005 max. 1.2-3.8

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+ 19-25 (3/4-1) 4.4-13.3 (175-525) 23-32 115-245 1.8-6.1 (3.9-13.5) 1.5-5.1 (3.4-11.3) 83-88
0.052 in (1.3 mm) 100% CO2 DC+ 19-25 (3/4-1) 3.8-10.2 (150-400) 23-32 140-290 2.1-7.1 (4.7-15.6) 1.7-6.0 (3.8-13.3) 80-86
1/16 in (1.6 mm) 100% CO2 DC+ 19-25 (3/4-1) 3.8-8.9 (150-350) 22-31 200-360 2.9-6.7 (6.4-14.8) 2.4-5.8 (5.3-12.8) 82-87

NOTES

Note
* To meet the requirements of a "G" classification, the chemical composition of the weld deposit must meet the minimum requirement for one or more of these elements.
⁽¹⁾ To estimate ESO, subtract 1/4 in. (6.0 mm) from CTWD.