DETAILS
Designed for high deposition, out-of-position welding for structural fabrication in seismic zones. Recommended for single or multiple pass welding of 4.8 mm (3/16 in) and heavier carbon steel.
Features
- High deposition rates for out-of-position welding
- Penetrating arc
- Fast freezing, easy to remove slag system
- Meets AWS D1.8 seismic lot waiver requirements
- Notes: AWS D1.8 structural steel seismic supplement test data can be found at the Lincoln Electric Certificate Center.
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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
CONFORMANCE
| CONFORMANCES | SPECIFICATION | CLASSIFICATION |
|---|---|---|
| AWS | AWS A5.20 | E71T-8-H16 |
| AWS | AWS A5.36 | E71T8-A2-CS3-H16 |
| ABS | ABS - Part 2 | 3YSA |
| BV | BV - Chapter 5 | SA3YMH |
| CWB | CSA W48 | E491T8-A3-CS3-H16 (E491T-8-H16) |
| DNV-GL | DNV - 2.9 | III YMS H15 |
| DB | ISO 17632-A | T 42 3 Y N 2 H15 |
| LR | LR - Chapter 11 | 3YS H15 |
| MIL | MIL-E-24403/1D | MIL-71T-8AS |
MECHANICAL PROPERTIES
| Classification | Polarity |
Yield Strength @ 0.2% Offset
MPa (ksi) |
Tensile Strength
MPa (ksi) |
Elongation
% |
Charpy V-Notch
J (ft-lbs) @ -30°C (-20°F) |
|---|---|---|---|---|---|
| E71T-8-H16 Requirement | DC- | 400 (58) min. | 480-660 (70-95) | 22 min. | |
| E71T8-A2-CS3-H16 Requirement | DC- | 400 (58) min. | 480-660 (70-95) | 22 min. | 27 (20) min. |
| Typical Result, As-welded | DC- | 410 (60) | 560-630 (82-91) | 22 | 38-84 (28-62) |
DEPOSIT COMPOSITION
| Classification | Polarity | %Al | %B | %C | %Mn | %P | %S | %Si |
Diffusible Hydrogen
mL/100g Weld Metal |
|---|---|---|---|---|---|---|---|---|---|
| E71T-8-H16 Requirement | DC- | 0.30 max. | 1.75 max. | 0.03 max. | 0.03 max. | 0.60 max. | 16.0 max. | ||
| E71T8-A2-CS3-H16 Requirement | DC- | 0.30 max. | 1.75 max. | 0.030 max. | 0.030 max. | 0.60 max. | 16 max. | ||
| Typical Result | DC- | 0.6-0.8 | 0.0012 | 0.13-0.21 | 0.60-0.72 | 0.013 | 0.010 | 0.24-0.34 | 8.5 |
TYPICAL OPERATING PROCEDURES
| Diameter | Polarity |
CTWD
mm (in.) |
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
% |
|---|---|---|---|---|---|---|---|---|
| 0.068 in (1.7 mm) | DC- | 19-32 (3/4-1 1/4) | 2.8 (110) | 18-19 | 195 | 2.3 (5.0) | 1.8 (3.9) | 78 |
| 0.068 in (1.7 mm) | DC- | 19-32 (3/4-1 1/4) | 3.3 (130) | 19-21 | 225 | 2.8 (6.2) | 2.0 (4.6) | 74 |
| 0.068 in (1.7 mm) | DC- | 19-32 (3/4-1 1/4) | 3.8 (150) | 19-21 | 250 | 3.2 (7.1) | 2.4 (5.3) | 75 |
| 0.068 in (1.7 mm) | DC- | 19-32 (3/4-1 1/4) | 4.3 (170) | 20-22 | 270 | 3.5 (7.8) | 2.8 (6.1) | 78 |
| 0.068 in (1.7 mm) | DC- | 19-32 (3/4-1 1/4) | 5.0 (195) | 23-24 | 300 | 4.3 (9.4) | 3.2 (7.0) | 74 |
| 0.068 in (1.7 mm) | DC- | 19-32 (3/4-1 1/4) | 6.4 (250) | 23-24 | 350 | 5.4 (11.8) | 4.0 (9.0) | 76 |
| 0.068 in (1.7 mm) | DC- | 19-32 (3/4-1 1/4) | 7.4 (320) | 25-27 | 400 | 6.9 (15.2) | 5.2 (11.4) | 75 |
| 0.072 in (1.8 mm) | DC- | 19-32 (3/4-1 1/4) | 2.0 (80) | 16-18 | 130 | 1.8 (4.0) | 1.5 (3.3) | 83 |
| 0.072 in (1.8 mm) | DC- | 19-32 (3/4-1 1/4) | 3.5 (140) | 18-21 | 225 | 3.1 (6.8) | 2.5 (5.5) | 81 |
| 0.072 in (1.8 mm) | DC- | 19-32 (3/4-1 1/4) | 3.9 (155) | 19-22 | 240 | 3.3 (7.2) | 2.7 (6.0) | 83 |
| 0.072 in (1.8 mm) | DC- | 19-32 (3/4-1 1/4) | 4.3 (170) | 20-23 | 255 | 3.6 (8.0) | 2.9 (6.5) | 81 |
| 0.072 in (1.8 mm) | DC- | 19-32 (3/4-1 1/4) | 6.4 (250) | 22-24 | 315 | 5.3 (11.7) | 4.3 (9.6) | 82 |
| 0.072 in (1.8 mm) | DC- | 19-32 (3/4-1 1/4) | 7.4 (290) | 23-25 | 350 | 6.2 (13.6) | 5.0 (11.0) | 81 |
| 5/64 in (2.0 mm) | DC- | 19-32 (3/4-1 1/4) | 1.5 (60) | 16-17 | 145 | 1.7 (3.7) | 1.2 (2.7) | 73 |
| 5/64 in (2.0 mm) | DC- | 19-32 (3/4-1 1/4) | 2.9 (115) | 19-20 | 260 | 3.2 (7.0) | 2.5 (5.5) | 78 |
| 5/64 in (2.0 mm) | DC- | 19-32 (3/4-1 1/4) | 3.0 (120) | 19-20 | 270 | 3.3 (7.3) | 2.6 (5.7) | 78 |
| 5/64 in (2.0 mm) | DC- | 19-32 (3/4-1 1/4) | 3.3 (130) | 20-21 | 285 | 3.5 (7.8) | 2.8 (6.2) | 79 |
| 5/64 in (2.0 mm) | DC- | 19-32 (3/4-1 1/4) | 4.6 (180) | 22-23 | 365 | 5.0 (10.9) | 3.9 (8.7) | 80 |