Detalles
- 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
Características
- Designed to meet the specific requirements of spiral pipe seam welding of up to API X80 grade pipe
Servicio de información
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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 |