Diameters / Packaging
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Diameters |
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DETAILS
Features
- An alloy flux designed to produce a nominal 1% nickel-bearing weld deposit
- Recommended for use on ASTM A533 Class 1 and A588 weathering steels when combined with Lincolnweld® L-61®
- 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
Typical Applications
- Welding of A588 weathering steels and ASTM A533-Class 1
Special Features
- Basicity Index: 1.0 Density: 1.4 g/cm3
Disclaimers
Service Information
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) @ -40°C (-40°F) |
Hardness Rockwell B |
|---|---|---|---|---|---|---|---|
| Lincolnweld® L-61® | F7A4-EM12K-Ni1-H8 | As-welded | 430-460 (62-67) | 540-580 (78-84) | 28-32 (28-32) | 56-144 (41-106) | 85-90 (85-90) |
DEPOSIT COMPOSITION
| Wire | Classification | %C | %Cr | %Cu | %Mn | %Mo | %Ni | %P | %S | %Si | %Ti+V+Zr |
Diffusible Hydrogen
mL/100g Weld Metal |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lincolnweld® L-61® | F7A4-EM12K-Ni1-H8 | 0.07-0.09 | 0.02-0.06 | 0.05-0.12 | 1.09-1.15 | 0.01 max. | 0.82-1.08 | 0.017-0.025 | 0.003-0.010 | 0.49-0.57 | 0.01-0.02 | 3.1-7.9 |
FLUX COMPOSITION
| Classification | %Al2O3 | %CaF2 | %MgO | %MnO | %Na2O | %SiO2 | %TiO2 | %ZrO2 | %Metal Alloys |
|---|---|---|---|---|---|---|---|---|---|
| Typical Result | 19 | 11 | 22 | 5 | 2 | 18 | 1 | 22 | 5 max. |