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Lincoln Electric · Submerged arc flux

998N

Lincoln Electric
998N Submerged arc flux

Classification: S A AB 1 67 AC H5 (Flux EN ISO 14174)

Submerged arc flux · Lincoln Electric

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Key features

  • Suitable for both seam and spiral pipe welds
  • Recommended for automatic single pass/2-run welding with up to five arcs
  • Very high current capacity

Standards and classifications

Flux EN ISO 14174S A AB 1 67 AC H5
ClassificationFlux/wire EN ISO 14171-A: TR AWS A5.23 998N / LNS 140A S 4T 2 AB S2Mo 998N / LNS140TB S 5T 5 AB S2MoTiB F9TA6-G-EA2TiB 998N / LNS133TB F9TA6-G-EG

Chemical composition

  1. (WEIGHT %), TYPICAL, ALL WELD METAL
  2. Wire grade Base
  3. material C Mn Si P S Mo Ti B N
  4. LNS 140TB
  5. (LA-81) X65 0.067 /
  6. 0.076
  7. 1.41 /
  8. 1.51
  9. 0.28 /
  10. 0.34
  11. 0.017 /
  12. 0.020
  13. 0.003 /
  14. 0.004
  15. 0.22 /
  16. 0.27
  17. 0.024 /
  18. 0.034
  19. 0.0028 /
  20. 0.0036
  21. 0.005 /
  22. 0.01
  23. LNS 140TB
  24. (LA-81) X80 0.045 /
  25. 0.06
  26. 1.6 /
  27. 1.64
  28. 0.35 /
  29. 0.4
  30. 0.016 /
  31. 0.017
  32. 0.004 /
  33. 0.005
  34. 0.3 /
  35. 0.35
  36. 0.031 /
  37. 0.034
  38. 0.0029 /
  39. 0.0032
  40. 0.005 /
  41. 0.006
  42. Remark: the chemical composition from butt welds in pipe depends on the chemical composition of base material.
  43. Proced1: triple arc application on X65 plate 15.9 mm thick; Proced2: tandem applications on X80 plate 12.7mm thick.

Mechanical properties

  1. , TYPICAL, ALL WELD METAL
  2. Wire grade Condition*
  3. Yield
  4. strength
  5. (MPa)
  6. Tensile
  7. strength
  8. (MPa)
  9. Elongation
  10. (%)
  11. Impact ISO-V (J)
  12. Hardness
  13. -20°C -40°C -50°C -60°C
  14. Procedure 1
  15. LNS 140A (L-70) AW 570 680 27 230
  16. LNS 140TB
  17. (LA-81) AW 610 700 27 115 75 50 235
  18. Procedure 2
  19. LNS 140TB
  20. (LA-81) AW 640 730 24 160 120 90 70 220-235
  21. Procedure 3
  22. LNS 133TB TR 610 730 26 120 80
  23. Remark: the mechanical properties from butt welds in pipe depends on the chemical composition of base material.
  24. Procedure 1: tandem in 12.5mm X65; Procedure 2: multiwire weld (4/5 wires) in 19-25mm X65; Procedure 3: AWS
  25. test plate
  26. * AW = As welded; TR = Two-Run
  27. FLUX CHARACTERISTICS
  28. Current type DC/AC
  29. Basicity (Boniszewski) 1.3
  30. Solidification speed Fast
  31. Density (kg/dm³) 1.3
  32. Grain size (EN ISO 14174) 2 -20
  33. SUBMERGED ARC FLUX

Versions and packaging

Item numberNet weight (kg)Packaging
11204725.0PE BAG 25.0
11205425.0SRB BAG 25.0
1120611000.0BIG BAG 1000.0

Availability of individual item numbers is confirmed with the quotation.

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