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T4F SAE-500
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Diameters / Packaging

Diameters
 50 lb Bag
Flux ED019587

Lincolnweld® 781™

Submerged Arc Welding (SAW) | ED019587

700 Series Active Flux

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  • Flux

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  • 50 lb Bag
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DETAILS

  • Features fast follow characteristics that allow for uniform welds at high speeds without undercut or voids
  • Recommended for high speed, limited pass welding on clean plate and sheet steel
  • Good wetting action

Features

  • Features fast follow characteristics that allow for uniform welds at high speeds without undercut or voids
  • Recommended for high speed, limited pass welding on clean plate and sheet steel
  • Good wetting action

Disclaimers

Warning -

Cancer and Reproductive Harm -

www.P65Warnings.ca.gov

Service Information

Documentation

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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)
Lincolnweld® L-50® F7A0-EM13K-H8 As-welded 530 (76) 630 (92) 27 73 (54)
Lincolnweld® L-60 F7A0-EL12 As-welded 420 (60) 520 (75) 31 87 (64)
Lincolnweld® L-61® F7A0-EM12K As-welded 480 (70) 580 (84) 28 69 (51)
Lincolnweld® L-70 F9A0-EA1-G As-welded 570 (82) 650 (95) 26 56 (41)

DEPOSIT COMPOSITION

Wire Classification %C %Cr %Cu %Mn %Mo %Ni %P %S %Si Diffusible Hydrogen
mL/100g Weld Metal
Lincolnweld® L-50® F7A0-EM13K-H8 0.05 0.14 1.05 0.022 0.006 1.05 5
Lincolnweld® L-60 F7A0-EL12 0.06 0.11 1.04 0.017 0.008 0.73
Lincolnweld® L-61® F7A0-EM12K 0.04 0.06 1.52 0.020 0.008 0.97
Lincolnweld® L-70 F9A0-EA1-G 0.06 0.04 0.08 1.40 0.51 0.04 0.018 0.009 0.83

FLUX COMPOSITION

Classification %Al2O3 %CaF2 %CaO %MgO %MnO %Na2O %SiO2 %TiO2 %ZrO2 %Metal Alloys
Typical Result 4 5 1 13 15 2 26 10 19 3