Submerged Arc Family

Lincolnweld® 812-SRC®

Submerged Arc (SAW)

800 Series Neutral Flux

DETAILS

Features

  • Carbon-neutral flux designed to provide excellent mechanical properties after extended stressrelief
  • Low Alloy Electrodes Lincolnweld® LA-84
  • Industry leading low H4 diffusible hydrogen levels
  • Smooth bead appearance and excellent slag release
  • Excellent resistance to moisture pick up
  • 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

  • Offshore applications with extended post-weld heat treatment (PWHT)
  • Quench and tempered steels such as AISI 4130, 8620, and similar chemistries

Special Features

  • Basicity Index: 2.2 Density: 1.3 g/cm3

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)
Charpy V-Notch
J (ft-lbs) @ -50°C (-60°F)
Lincolnweld® AK-10® F10P4-EG-G-H4 1 hour @ 620°C (1150°F) 660 (95) 750 (108) 25 56 (41)
Lincolnweld® LA-84 (LNS 164) F10A6-EF3-F3-H4 As-welded 670 (97) 780 (113) 22 81 (60)
Lincolnweld® LA-84 (LNS 164) F10P6-EF3-F3-H4 1 hour @ 620°C (1150°F) 650 (94) 740 (108) 25 66 (49)
Lincolnweld® LA-84 (LNS 164) F9P6-EF3-F3-H4 1 hour @ 620°C (1150°F) 650 (94) 740 (108) 25 66 (49)

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

DEPOSIT COMPOSITION

Wire Classification %B %C %Cr %Cu %Mn %Mo %Ni %P %S %Si Diffusible Hydrogen
mL/100g Weld Metal
Lincolnweld® AK-10® F10P4-EG-G-H4 0.0010 0.09 0.34 0.09 1.48 0.48 0.99 0.011 0.001 0.60 3
Lincolnweld® LA-84 (LNS 164) F10A6-EF3-F3-H4 0.11 0.09 1.78 0.47 0.78 0.009 0.005 0.37 2
Lincolnweld® LA-84 (LNS 164) F10P6-EF3-F3-H4 0.12 0.09 1.75 0.46 0.77 0.008 0.005 0.36 2
Lincolnweld® LA-84 (LNS 164) F9P6-EF3-F3-H4 0.12 0.09 1.75 0.46 0.77 0.008 0.005 0.36 2

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

FLUX COMPOSITION

Classification %Al2O3 %CaF2 %CaO %MgO %MnO %Na2O %SiO2 %Metal Alloys
Typical Result 23 21 4 28 3 2 15 3