UltraCore, Metalshield, 500 lb Accu-Trak Drum

Diameters / Packaging

Diameters

UltraCore® 71C

Flux-Cored Gas-Shielded (FCAW-G) | ED031878

CLASSIFICATIONS:
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.

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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

Fast freezing slag for out-of-position welding
Designed for welding with 100% CO2
Premium arc performance and bead appearance shielding gas
ProTech® foil bag packaging
Meets AWS D1.8 seismic lot waiver requirements
Available to meet Buy America. Choose a Buy America MTS product from the list of Available Types or contact a Lincoln Electric representative

Notes: AWS D1.8 structural steel seismic supplement test data can be found in the Lincoln Electric Certificate Center.

Disclaimers

Warning -

Cancer and Reproductive Harm -

www.P65Warnings.ca.gov

Service Information

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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

See test result disclaimer

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

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)

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

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

NOTES

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