DETAILS
- Designed to meet the specific requirements of spiral pipe seam welding of up to API X80 grade pipe
- High speed welding capability for increased productivity
- Capable of producing weld deposits with impact properties exceeding 27 J (20 ft·lbf) @ -51°C (-60°F) with Lincolnweld® LA-81
- Smooth bead profile achieves optimal appearance on both inner and outer diameter welds
- Self-peeling slag allows for clean and easy slag removal for reliable non-destructive testing results
Features
- Designed to meet the specific requirements of spiral pipe seam welding of up to API X80 grade pipe
- High speed welding capability for increased productivity
- Capable of producing weld deposits with impact properties exceeding 27 J (20 ft•lbf) at -51°C (-60°F) with Lincolnweld® LA-81
- Smooth bead profile achieves optimal appearance on both inner and outer diameter welds
- Self-peeling slag allows for clean and easy slag removal for reliable non-destructive testing results
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) @ -20°C (0°F) |
Charpy V-Notch
J (ft-lbs) @ -40°C (-40°F) |
Charpy V-Notch
J (ft-lbs) @ -45°C (-50°F) |
---|---|---|---|---|---|---|---|---|
Lincolnweld® L-61® | F7A5-EM12K-H8 | As-welded | 410 (59) | 510 (74) | 32 | 180 (133) | ||
Lincolnweld® L-70 | F8A4-EA1-A4-H8 | As-welded | 510 (74) | 620 (89) | 27 | 53 (39) | ||
Lincolnweld® LA-75 | F7TA0-ENi1K | As-welded | 470 (68) | 640 (93) | 27 | 52 (38) | ||
Lincolnweld® LA-85 (LNS 165) | F8TA4-ENi5 | As-welded | 490 (71) | 620 (90) | 27 | 46 (34) | ||
Lincolnweld® LA-85 (LNS 165) | F9A4-ENi5 | As-welded | 560 (81) | 660 (96) | 25 | 58 (43) | ||
Lincolnweld® LA-90 | F9A4-EA3K-G-H8 | As-welded | 610 (88) | 720 (105) | 26 | 31 (23) | ||
Lincolnweld® L-S3 (LNS133U,L50M) | F7TA4-EH12K | As-welded | 490 (71) | 650 (95) | 25 | 53 (39) |
DEPOSIT COMPOSITION
Wire | Classification | %Ni | %C | %Cu | %Mn | %Mo | %P | %S | %Si |
Diffusible Hydrogen
mL/100g Weld Metal |
---|---|---|---|---|---|---|---|---|---|---|
Lincolnweld® L-61® | F7A5-EM12K-H8 | 0.05 | 0.07 | 1.56 | 0.014 | 0.009 | 0.40 | 5 | ||
Lincolnweld® L-70 | F8A4-EA1-A4-H8 | 0.05 | 0.16 | 1.39 | 0.57 | 0.020 | 0.008 | 0.40 | 5 | |
Lincolnweld® LA-85 (LNS 165) | F9A4-ENi5 | 0.88 | 0.05 | 0.11 | 1.71 | 0.24 | 0.015 | 0.005 | 0.45 | |
Lincolnweld® LA-90 | F9A4-EA3K-G-H8 | 0.07 | 0.16 | 2.09 | 0.45 | 0.015 | 0.006 | 0.77 | 4 |
FLUX COMPOSITION
Classification | %Al2O3 | %CaF2 | %CaO | %FeO | %MgO | %MnO | %Na2O | %SiO2 | %TiO2 | %ZrO2 |
---|---|---|---|---|---|---|---|---|---|---|
Typical Result | 31 | 14 | 5 | 4 | 24 | 10 | 3 | 22 | 1 | 3 |