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.
Typical Applications
- Structural fabrication, including those subject to seismic requirements
- General plate fabrication
- Hull plate and stiffener welding on ships and barges
- Machinery parts, tanks, hoppers, racks and scaffolding
Welding Positions
- All
Shielding Gas
- N/A
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
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 |