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T4F SAE-500

Diameters / Packaging

Diameters
 50 lb Bag
Flux EDS27857

Lincolnweld® 865® Submerged Arc (SAW) Flux

EDS27857

800 Series Neutral Flux

Diameter

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  • Flux

Package

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  • 50 lb Bag

DETAILS

  • General purpose flux designed to weld butt joints and flat and horizontal fillets
  • When used with Lincolnweld® L-50® or L-61®, it is capable of producing 480 MPa (70 ksi) tensile strength after stress relief
  • Small loss of strength when used in the stress-relieved condition

Features

  • Industry standard for submerged arc welding applications
  • Excellent operating characteristics in a variety of general welding applications
  • Capable of producing weld deposits with impact toughness exceeding 27 J (20 ft•lbf) at -40°C (-40°F) 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

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) @ -30°C (-20°F) 		Charpy V-Notch
J (ft-lbs) @ -45°C (-50°F)
Lincolnweld® L-50® F7A2-EM13K-H8 As-welded 510 (74) 610 (88) 24 92 (68)
Lincolnweld® L-50® F7P5-EM13K-H8 1 hour @ 620°C (1150°F) 460 (66) 580 (84) 29 66 (49)
Lincolnweld® L-61® F7A2-EM12K-H8 As-welded 460 (67) 560 (81) 27 144 (106)
Lincolnweld® L-61® F7P2-EM12K-H8 1 hour @ 620°C (1150°F) 420 (61) 540 (78) 30 180 (133)
Lincolnweld® LA-71 F7A2-EM14K-H8 As-welded 530 (77) 630 (91) 28 157 (116)
Lincolnweld® LA-75 F8A2-ENi1K-G-H8 As-welded 520 (76) 620 (90) 25 121 (89)
Lincolnweld® LA-75 F8P2-ENi1K-G-H8 1 hour @ 620°C (1150°F) 490 (71) 610 (89) 28 87 (64)

DEPOSIT COMPOSITION

Wire Classification %C %Cr %Cu %Mn %Mo %Ni %P %S %Si %Ti Diffusible Hydrogen
mL/100g Weld Metal
Lincolnweld® L-50® F7A2-EM13K-H8 0.06 0.12 1.35 0.014 0.008 0.62 5
Lincolnweld® L-50® F7P5-EM13K-H8 0.06 0.09 1.41 0.014 0.008 0.66 5
Lincolnweld® L-61® F7A2-EM12K-H8 0.06 0.05 1.26 0.014 0.007 0.55 4
Lincolnweld® L-61® F7P2-EM12K-H8 0.06 0.05 1.21 0.015 0.009 0.52 4
Lincolnweld® LA-71 F7A2-EM14K-H8 0.07 0.11 1.33 0.012 0.005 0.69 0.07 6
Lincolnweld® LA-75 F8A2-ENi1K-G-H8 0.05 0.03 0.08 1.36 0.00 0.80 0.012 0.008 0.82 6
Lincolnweld® LA-75 F8P2-ENi1K-G-H8 0.06 0.04 0.09 1.29 0.00 0.82 0.012 0.007 0.79 6

FLUX COMPOSITION

Classification %Al2O3 %CaF2 %MgO %MnO %Na2O %SiO2 %TiO2 %Metal Alloys
Typical Result 35 19 15 4 2 11 11 3