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Submerged Arc Family

Diameters / Packaging

Diameters
 50 lb Bag
 550 lb Drum
Flux ED019586 ED032007

Lincolnweld® 780®

Submerged Arc Welding (SAW)

Diamètre

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  • Flux

Paquet

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  • 50 lb Bag
  • 550 lb Drum
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Détails

Traits

  • 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
  • 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

Applications typiques

  • Single pass welding of mild steel
  • Roundabouts with minimal spillage
  • Horizontal position welding

Caractéristiques spéciales

  • Basicity Index: 0.7 Density: 1.4 g/cm3

Disclaimers

Warning -

Cancer and Reproductive Harm -

www.P65Warnings.ca.gov

Des informations de service

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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