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Consumeables Catalog - Lincoln Electric

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DEPOSIT COMPOSITION (1) – As Required per AWS A5.20/5.20M<br />

FLUX-CORED GAS-SHIELDED (FCAW-G) WIRE<br />

UltraCore ®<br />

HD-12C<br />

(AWS E71T-1C-JH8, E71T-9C-JH8, E71T-12C-JH8)<br />

MECHANICAL PROPERTIES (1) – As Required per AWS A5.20/5.20M<br />

Yield<br />

Strength (2)<br />

Tensile<br />

Charpy V-Notch<br />

Strength Elongation<br />

J (ft•lbf)<br />

MPa (ksi) MPa (ksi) % @ -29°C (-20°F) @ -40°C (-40°F)<br />

Requirements (4)<br />

AWS E71T-1C-JH8, E71T-9C-JH8, E71T-12C-JH8 400 (58) 480-620 22 27 (20) min. 27 (20) min.<br />

As-Welded with 100% CO2 Typical Results<br />

min. (70-90) min.<br />

(3)<br />

As-Welded with 100% CO2 545 (79) 600 (87) 27<br />

61 (45)<br />

46 (34)<br />

Stress-Relieved for 1 hr @ 620°C (1150°F)<br />

483 (70) 565 (82) 29<br />

54 (40)<br />

–<br />

%C %Mn %Si %S<br />

Requirements (4)<br />

AWS E71T-1C-JH8, E71T-9C-JH8, E71T-12C-JH8<br />

As-Welded with 100% CO2 Typical Results<br />

0.12 max. 1.60 max. 0.90 max. 0.03 max.<br />

(3)<br />

As-Welded with 100% CO2 0.04 1.39 0.35 0.01<br />

%P %Ni<br />

Diffusible Hydrogen<br />

(mL/100g weld deposit)<br />

Requirements (4)<br />

AWS E71T-1C-JH8, E71T-9C-JH8, E71T-12C-JH8<br />

As-Welded with 100% CO2 Typical Results<br />

0.03 max. 0.50 max.<br />

8 max.<br />

(3)<br />

As-Welded with 100% CO2 0.01 0.43 4-7<br />

TYPICAL OPERATING PROCEDURES<br />

Diameter, Polarity CTWD<br />

Shielding Gas<br />

(5) Wire Feed Speed Voltage Approx. Current Melt-Off Rate Deposition Rate Efficiency<br />

mm (in) m/min (in/min) (volts) (amps) kg/hr (lb/hr) kg/hr (lb/hr) (%)<br />

0.045 in (1.1 mm), DC+<br />

As-Welded with<br />

100% CO 2<br />

0.052 in (1.3 mm), DC+<br />

As-Welded with<br />

100% CO 2<br />

1/16 in (1.6 mm), DC+<br />

As-Welded with<br />

100% CO 2<br />

25 (1)<br />

25 (1)<br />

25 (1)<br />

4.4<br />

6.4<br />

7.6<br />

10.2<br />

12.7<br />

15.2<br />

3.8<br />

6.4<br />

8.9<br />

10.8<br />

12.7<br />

3.8<br />

5.1<br />

6.4<br />

7.6<br />

10.2<br />

(175)<br />

(250)<br />

(300)<br />

(400)<br />

(500)<br />

(600)<br />

(150)<br />

(250)<br />

(350)<br />

(425)<br />

(500)<br />

(150)<br />

(200)<br />

(250)<br />

(300)<br />

(400)<br />

23-28<br />

24-29<br />

25-30<br />

25-30<br />

26-31<br />

27-32<br />

23-28<br />

25-30<br />

26-31<br />

26-31<br />

27-32<br />

22-27<br />

23-28<br />

24-29<br />

24-29<br />

26-31<br />

115<br />

140<br />

155<br />

185<br />

215<br />

245<br />

140<br />

180<br />

225<br />

255<br />

290<br />

200<br />

230<br />

255<br />

285<br />

340<br />

(1) Typical all weld metal. (2) Measured with 0.2% offset. (3) See test results disclaimer on pg. 16. (4) As-Welded with 100% CO2 . (5) To estimate ESO, subtract 1/4 in (6.0 mm) from CTWD.<br />

1.8<br />

2.5<br />

3.1<br />

4.1<br />

5.1<br />

6.1<br />

2.1<br />

3.5<br />

5.0<br />

6.0<br />

7.1<br />

2.9<br />

3.9<br />

4.8<br />

5.8<br />

7.7<br />

(3.9)<br />

(5.6)<br />

(6.8)<br />

(9.0)<br />

(11.3)<br />

(13.5)<br />

(4.7)<br />

(7.8)<br />

(11.0)<br />

(13.3)<br />

(15.6)<br />

(6.4)<br />

(8.5)<br />

(10.6)<br />

(12.7)<br />

(16.9)<br />

1.5<br />

2.2<br />

2.6<br />

3.5<br />

4.4<br />

5.3<br />

1.7<br />

3.0<br />

4.2<br />

5.1<br />

6.0<br />

2.4<br />

3.3<br />

4.1<br />

4.9<br />

6.7<br />

(3.4)<br />

(4.8)<br />

(5.8)<br />

(7.8)<br />

(9.8)<br />

(11.7)<br />

(3.8)<br />

(6.5)<br />

(9.2)<br />

(11.2)<br />

(13.3)<br />

(5.3)<br />

(7.2)<br />

(9.1)<br />

(10.9)<br />

(14.7)<br />

85-88<br />

85-88<br />

85-88<br />

WELDING CONSUMABLES CATALOG ı 119

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