Ultracore stainless, flux-cored wire, plastic spool

Diameters / Packaging

Diameters
50 lb Coil
1/16 in (1.6 mm) ED032978
3/32 in (2.4 mm) ED032941
5/64 in (2.0 mm) ED032977

UltraCore® 70C

Flux-Cored Gas-Shielded (FCAW-G)

CLASSIFICATIONS:
E70T-9C-H8
E70T1-C1A2-CS1-H8

UltraCore® 70C from Lincoln Electric is designed for low fume generation rates and controlled H8 diffusible hydrogen levels.

DETAILS

Designed for low fume generation rates and controlled H8 diffusible hydrogen levels. It is recommended for both single or multiple pass welding in either semi-automatic or automatic applications.

Features

  • High deposition in the flat and horizontal positions
  • Low fume generation rates
  • Designed for welding with 100% CO2 shielding gas
  • Premium arc performance and bead appearance
  • ProTech® foil bag packaging

Typical Applications

  • Structural fabrication
  • Heavy equipment
  • Shipbuilding

Welding Positions

  • Flat/Horizontal

Shielding Gas

  • 100% CO2

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 E70T-1C-H8, E70T-9C-H8
AWS AWS A5.36 E70T1-C1A2-CS1-H8
ABS ABS - Part 2 2YSA H10
CWB CSA W48 E490T1-C1A3-CS1-H8 (E492T-9-H8

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)
E70T-1C-H8 Requirement 100% CO2 DC+ 400 (58) min. 480-660 (70-95) 22 min. 27 (20) min.
E70T-9C-H8 Requirement 100% CO2 DC+ 400 (58) min. 480-660 (70-95) 22 min. 27 (20) min.
E70T1-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) 560-640 (80-92) 25 42-84 (31-62) 27-57 (20-42)

DEPOSIT COMPOSITION

Classification Shielding Gas Polarity %B %C %Mn %P %S %Si Diffusible Hydrogen
mL/100g Weld Metal
E70T-1C-H8 Requirement 100% CO2 DC+ 0.12 max. 1.75 max. 0.03 max. 0.03 max. 0.90 max. 8.0 max.
E70T-9C-H8 Requirement 100% CO2 DC+ 0.12 max. 1.75 max. 0.03 max. 0.03 max. 0.90 max. 8.0 max.
E70T1-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+ 0.0030-0.0050 0.02-0.08 1.44-1.59 0.008-0.02 0.006-0.01 0.53-0.65 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
%
1/16 in (1.6 mm) 100% CO2 DC+ 25 (1) 3.2 (125) 23-27 170 2.4 (5.3) 2.1 (4.7) 84 - 89
1/16 in (1.6 mm) 100% CO2 DC+ 25 (1) 5.1 (200) 24-28 225 3.8 (8.4) 3.2 (7.1) 84 - 89
1/16 in (1.6 mm) 100% CO2 DC+ 25 (1) 6.4 (250) 25-30 260 4.8 (10.5) 4.1 (9.0) 84 - 89
1/16 in (1.6 mm) 100% CO2 DC+ 25 (1) 7.6 (300) 27-31 280 5.7 (12.6) 4.9 (10.8) 84 - 89
1/16 in (1.6 mm) 100% CO2 DC+ 25 (1) 9.5 (375) 28-32 320 7.1 (15.7) 6.1 (13.5) 84 - 89
5/64 in (2.0 mm) 100% CO2 DC+ 25 (1) 3.2 (125) 23-27 230 3.8 (8.4) 3.2 (7.1) 84 - 88
5/64 in (2.0 mm) 100% CO2 DC+ 25 (1) 4.4 (175) 24-29 305 5.4 (11.8) 4.6 (10.1) 84 - 88
5/64 in (2.0 mm) 100% CO2 DC+ 25 (1) 5.7 (225) 25-30 365 6.8 (15.0) 5.9 (13.0) 84 - 88
5/64 in (2.0 mm) 100% CO2 DC+ 25 (1) 6.4 (250) 26-32 385 7.7 (16.9) 6.5 (14.3) 84 - 88
5/64 in (2.0 mm) 100% CO2 DC+ 25 (1) 7.6 (300) 27-33 420 9.0 (19.8) 7.8 (17.2) 84 - 88
5/64 in (2.0 mm) 100% CO2 DC+ 25 (1) 8.3 (325) 29-34 450 9.9 (21.7) 8.7 (19.0) 84 - 88
3/32 in (2.4 mm) 100% CO2 DC+ 25 (1) 3.2 (125) 26-33 350 5.4 (11.9) 4.7 (10.3) 87 - 89
3/32 in (2.4 mm) 100% CO2 DC+ 25 (1) 5.1 (200) 27-34 500 8.6 (19.0) 7.6 (16.7) 87 - 89
3/32 in (2.4 mm) 100% CO2 DC+ 31 (1 1/4) 6.4 (250) 29-35 570 10.6 (23.3) 9.4 (20.8) 87 - 89
3/32 in (2.4 mm) 100% CO2 DC+ 31 (1 1/4) 7.6 (300) 31-37 630 13.1 (28.8) 11.4 (25.1) 87 - 89
3/32 in (2.4 mm) 100% CO2 DC+ 31 (1 1/4) 8.3 (325) 32-38 720 14.3 (31.5) 12.4 (27.2) 87 - 89

NOTES

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