Diameters / Packaging
Diameters |
50 lb Plastic Bag |
---|---|
Flux | ED032831 |
DETAILS
Features
- A nitrogen limiting flux designed for seam welding of pipe
- Recommended for automatic single pass welding with up to five arcs
- Produces welds with minimal buildup and good penetration
- Capable of producing Charpy V-Notch test results required for arctic grade service
- Actual (Type 3.1) certificates for each lot of flux showing chemical composition, particle size and moisture level are available in the certificate center of lincolnelectric.com
- Mild Steel Lincolnweld® L-61® Low Alloy Steel Lincolnweld® L-70, LA-81, LA-90
Typical Applications
- Automatic, single pass welding
- Single or multiple arc welding
- High speed longitudinal seam welding on a range of pipe steels
- One side welding requiring impact properties
Special Features
- Basicity Index: 1.3 Density: 1.0 g/cm3
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
MECHANICAL PROPERTIES
Wire | Classification | Postweld Heat Treatment |
Yield Strength @ 0.2% Offset
MPa (ksi) |
Tensile Strength
MPa (ksi) |
Elongation
% |
Charpy V-Notch
J (ft-lbs) @ -30°C (-20°F) |
Charpy V-Notch
J (ft-lbs) @ -40°C (-40°F) |
---|---|---|---|---|---|---|---|
Lincolnweld® Emergence® 61 | F6TA2-EM12K-H4 | As-welded | 480 (70) | 590 (85) | 29 | 79 (58) | |
Lincolnweld® L-61® | F7A4-EM12K-H4 | As-welded | 410 (59) | 500 (72) | 32 | 195 (144) | |
Lincolnweld® L-70 | F8A2-EA1-A4 | As-welded | 480 (70) | 580 (84) | 25 | 61 (45) | |
Lincolnweld® LA-81 (LNS 140TB) | F9A2-EG-G-H4 | As-welded | 540 (78) | 630 (91) | 28 | 66 (49) | |
Lincolnweld® LA-90 | F9A2-EA3K-G-H8 | As-welded | 600 (87) | 720 (104) | 26 | 65 (48) |
DEPOSIT COMPOSITION
Wire | Classification | %B | %C | %Cr | %Cu | %Mn | %Mo | %Ni | %P | %S | %Si |
Diffusible Hydrogen
mL/100g Weld Metal |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Lincolnweld® L-61® | F7A4-EM12K-H4 | 0.06 | 0.08 | 1.59 | 0.014 | 0.009 | 0.40 | 3 | ||||
Lincolnweld® L-70 | F8A2-EA1-A4 | 0.05 | 0.15 | 1.43 | 0.50 | 0.020 | 0.010 | 0.25 | ||||
Lincolnweld® LA-81 (LNS 140TB) | F9A2-EG-G-H4 | 0.0038 | 0.05 | 0.06 | 0.11 | 1.75 | 0.42 | 0.03 | 0.017 | 0.007 | 0.47 | 4 |
Lincolnweld® LA-90 | F9A2-EA3K-G-H8 | 0.06 | 0.07 | 0.11 | 2.17 | 0.42 | 0.05 | 0 | 0 | 0.68 | 4 |
FLUX COMPOSITION
Classification | %Al2O3 | %CaF2 | %CaO | %FeO | %MgO | %MnO | %Na2O | %SiO2 | %TiO2 | %ZrO2 | %Metal Alloys |
---|---|---|---|---|---|---|---|---|---|---|---|
Typical Result | 23 | 12 | 4 | 3 | 17 | 11 | 4 | 23 | 1 | 2 | 3 max. |