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Lincolnweld 780

Diameters / Packaging

Diameters
 50 lb Bag
 550 lb Drum
 3000 lb Foil Lined Bulk Bag
Flux ED019586 ED032007 ED033188

Lincolnweld® 780®

Submerged Arc Welding (SAW) | ED033188

700 Series Active Flux

Diameter

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  • Flux

Package

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  • 50 lb Bag
  • 550 lb Drum
  • 3000 lb Foil Lined Bulk Bag
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DETAILS

  • Industry standard for submerged arc welding applications
  • Fast freezing slag for easy removal and minimized spilling on circumferential welds
  • When paired with Lincolnweld® L-61 it is recommended for up to three pass welding applications
  • Excellent bead shape and slag removal
  • Good resistance to moisture contamination for reduced porosity

Features

  • Industry standard for submerged arc welding applications
  • Fast freezing slag for easy removal and minimized spilling on circumferential welds
  • When paired with Lincolnweld® L-61® it is recommended for up to three pass welding applications
  • Excellent bead shape and slag removal
  • Good resistance to moisture contamination for reduced porosity

Disclaimers

Warning -

Cancer and Reproductive Harm -

www.P65Warnings.ca.gov

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) @ -20°C (0°F) 		Charpy V-Notch
J (ft-lbs) @ -30°C (-20°F)
Lincolnweld® L-50® F7A0-EM13K-H8 As-welded 520 (75) 600 (87) 28 107 (79)
Lincolnweld® L-60 F7A0-EL12-H8 As-welded 440 (64) 540 (79) 30 76 (56)
Lincolnweld® L-61® F7A2-EM12K-H8 As-welded 480 (70) 580 (84) 27 69 (51)

DEPOSIT COMPOSITION

Wire Classification %C %Cu %Mn %P %S %Si Diffusible Hydrogen
mL/100g Weld Metal
Lincolnweld® L-50® F7A0-EM13K-H8 0.05 0.11 1.76 0.017 0.008 0.77 5
Lincolnweld® L-60 F7A0-EL12-H8 0.06 0.07 1.59 0.024 0.010 0.65 4
Lincolnweld® L-61® F7A2-EM12K-H8 0.05 0.08 1.55 0.019 0.009 0.70 4

FLUX COMPOSITION

Classification %Al2O3 %CaF2 %CaO %MgO %MnO %Na2O %SiO2 %TiO2 %Metal Alloys %ZrO2
Typical Result 39 11 0 3 16 2 15 8 5 0