Diameters / Packaging
Diameters |
(4) 14 lb Coil |
---|---|
2.0 mm (5/64 in) | ED032890 |
DETAILS
Has the portability of stick electrode and the productivity of wire. It is capable of producing impact values of 27 J (20 ft·lbf) @ -29°C (-20°F). Recommended for hot, fill and cap pass welding of up to X80 grade pipe.
Features
- Vertical down hot, fill and cap pass welding of up to X80 grade pipe
- Designed to meet 27 J (20 ft-lbf) @ 0°C (32°F) in pipe applications
- ProTech® hermetically sealed packaging
- Designed to accommodate applications requiring Nickel content of 1% max
- Excellent operator appeal for pipe applications
Typical Applications
- Hot, fill and cap pass welding of up to X80 grade pipe
- Warm weather cross country pipe welding applications
Welding Positions
- All except vertical up
Shielding Gas
- N/A
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 A5.29 | E81T8-G-H8 |
AWS | AWS A5.36 | E81T8-A2-K11-H8 |
AllByProd | NACE | NACE Applications |
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) |
---|---|---|---|---|---|
E81T8-G-H8 Requirement | DC- | 470 (68) min. | 550-690 (80-100) | 19 min. | |
E81T8-A2-K11-H8 Requirement | DC- | 470 (68) min. | 550-690 (80-100) | 19 min. | 27 (20) min. |
Typical Result, As-welded | DC- | 510 (74) | 600 (87) | 29 | 132-185 (98-136) |
DEPOSIT COMPOSITION
Classification | Polarity | %Al | %C | %Cr | %Mn | %Mo | %Ni | %P | %S | %Si | %V |
Diffusible Hydrogen
mL/100g Weld Metal |
---|---|---|---|---|---|---|---|---|---|---|---|---|
E81T8-G-H8 Requirement | DC- | 1.8 max. | Info. Only | 0.30 min. * | 0.50 min. * | 0.20 min. * | 0.50 min. * | 0.030 max. | 0.030 max. | 1.00 max. | 0.10 min. * | 8.0 max. |
E81T8-A2-K11-H8 Requirement | DC- | 1.8 max. | 0.15 max. | 0.20 max. | 1.00 - 2.50 | 0.50 max. | 0.40 - 1.00 | 0.030 max. | 0.030 max. | 0.80 max. | 0.05 max. | 8 max. |
Typical Result | DC- | 1.1 | 0.04 | 0.07 | 1.87 | 0.01 | 0.86 | 0.009 | 0.00 max. | 0.26 | 0.005 max. | 4.3 |
TYPICAL OPERATING PROCEDURES
Diameter | 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
% |
---|---|---|---|---|---|---|---|---|
2.0 mm (5/64 in) | DC- | 19 (3/4) | 1.7-3.3 (70-130) | 18-21 | 210-305 | 1.8-3.5 (4.0-7.6) | 1.5-2.9 (3.3-6.4) | 82-83 |
NOTES
Note |
---|
* To meet the requirements of a "G" classification, the chemical composition of the weld deposit must meet the minimum requirement for one or more of these elements. |
⁽¹⁾ For electrical stickout (ESO) subtract 6.4 mm (1/4 in) from contact tip to work distance (CTWD). |