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
Disclaimers
Service Information
Documentation
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. |