Ultracore stainless, flux-cored wire, plastic spool

Diameters / Packaging

Diameters
33 LB SPOOL
0.045 IN ED034845
0.052 IN ED034846
1/16 IN ED034847

UltraCore® 712A80-H Plus

Flux-cored (FCAW-G) Wire

AWS: E71T-12M-JH4, E81T1-GM, E71T1-M21A6-CS2-H4

UltraCore® 712A80-H Plus from Lincoln Electric is designed to achieve low hydrogen levels for the toughest applications in heavy equipment, offshore, shipbuilding and pressure vessel fabrication.

DETAILS

Innovative design capable of superior toughness at-50°F in both 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

  • Mixed Shielding Gas

Disclaimers

Warning -

Cancer and Reproductive Harm -

www.P65Warnings.ca.gov

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-12M-JH4, E71T-1M-JH4, E71T-9M-JH4
AWS AWS A5.29 E81T1-GM
AWS AWS A5.36 E71T1-M21A6-CS2-H4, E71T1-M21P5-CS2-H4
ABS ABS - Part 2 4YSA H5
CWB CSA W48 E491T1-M21A5-CS2-H4 (E491T-12MJ-H4)
DNV-GL DNV - 2.9 IV YMS 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-12M-JH4 Requirement 75-80% Ar, balance CO2 DC+ 400 (58) min. 480-620 (70-90) 22 min. 27 (20) min.
E81T1-GM Requirement 75-80% Ar, balance CO2 DC+ 470 (68) min. 550-690 (80-100) 19 min.
E71T1-M21A6-CS2-H4 Requirement M21-ArC DC+ 400 (58) min. 480-660 (70-95) 22 min. 27 (20) min.
E71T1-M21P5-CS2-H4 Requirement M21-ArC DC+ 400 (58) min. 480-660 (70-95) 22 min. 27 (20) min.
Typical Result, As-welded 75% Ar, 25% CO2 DC+ 470-580 (68-84) 550-620 (80-90) 25-31 106-171 (78-126) 85-149 (63-110) 27-188 (20-139)
Typical Result, 1 hour @ 620°C (1150°F) 75% Ar, 25% CO2 DC+ 420-470 (60-68) 520-570 (76-82) 29-33 43-153 (32-112)

DEPOSIT COMPOSITION

Classification Shielding Gas Polarity %B %C %Cr %Cu %Mn %Mo %Ni %P %S %Si %V Diffusible Hydrogen
mL/100g Weld Metal
E71T-12M-JH4 Requirement 75-80% Ar, balance CO2 DC+ 0.12 max. 1.60 max. 0.03 max. 0.03 max. 0.90 max. 4.0 max.
E71T-1M-JH4 Requirement 75-80% Ar, balance CO2 DC+ 0.12 max. 1.75 max. 0.03 max. 0.03 max. 0.90 max. 4.0 max.
E71T-9M-JH4 Requirement 75-80% Ar, balance CO2 DC+ 0.12 max. 1.75 max. 0.03 max. 0.03 max. 0.90 max. 4.0 max.
E81T1-GM Requirement 75-80% Ar, balance 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-M21A6-CS2-H4 Requirement M21-ArC DC+ 0.12 max. 1.60 max. 0.030 max. 0.030 max. 0.90 max. 4 max.
E71T1-M21P5-CS2-H4 Requirement M21-ArC DC+ 0.12 max. 1.60 max. 0.030 max. 0.030 max. 0.90 max. 4 max.
Typical Result 75% Ar, 25% CO2 DC+ 0.003-0.008 0.05-0.09 0.05 max. 0.04 max. 1.30-1.51 0.01 max. 0.02 max. 0.020 max. 0.013 max. 0.38-0.47 0.005 max. 0.7-4

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) 75-80% Ar / balance CO2 DC+ 19-25 (3/4-1) 4.4-12.7 (175-500) 21-33 140-275 1.8-5.2 (4.0-11.4) 1.6-4.7 (3.5-10.4) 84-91
0.052 in (1.3 mm) 75-80% Ar / balance CO2 DC+ 19-25 (3/4-1) 3.8-10.2 (150-400) 21-33 150-310 2.0-5.4 (4.5-12.0) 1.8-4.7 (3.9-10.4) 84-87
1/16 in (1.6 mm) 75-80% Ar / balance CO2 DC+ 19-25 (3/4-1) 3.8-8.9 (150-350) 22-33 200-365 2.9-6.7 (6.3-14.7) 2.5-5.8 (5.5-12.8) 83-87

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.