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Lincoln Electric · Submerged arc flux

995N

Lincoln Electric
995N 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

  • A nitrogen limiting flux designed for seam welding of pipes
  • 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 995N / LNS 140A S 4T 2 AB S2Mo 995N / LNS 140TB S 5T 5 AB S2MoTiB F9TA6G-EA2TiB 995N / LNS 133TB F9TA6G-EG

Chemical composition

  1. (WEIGHT %), TYPICAL, ALL WELD METAL
  2. Wire grade Base material C Mn Si P S Mo Ti B N
  3. LNS 140A (L-70) X65 0.07 1.45 0.3 <0.025 <0.025 0.2 - - 0.005
  4. LNS 140TB (LA-81) X80 0.06 1.6 0.35 <0.025 <0.025 0.2 0.015 0.002 0.004
  5. Remark: the chemical composition from butt welds in pipe depends on the chemical composition of base material.
  6. Proced: tandem AC/AC application on X65 plate 12.7 mm 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) TR 580 680 30 95 65 230
  16. LNS 140TB
  17. (LA-81) TR 630 700 27 115 75 50 235
  18. Procedure 2
  19. LNS 140TB
  20. (LA-81) TR 600 720 25 100 65 45 220-235
  21. Procedure 3
  22. LNS 133TB TR 600 700 27 120 90
  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. * TR = Two-Run

Flux characteristics

Current typeDC/AC
Basicity (Boniszewski)1.3
Solidification speedMedium
Density (kg/dm³)1.0
Grain size (EN ISO 14174)2 -20

Versions and packaging

Item numberNet weight (kg)Packaging
11121825.0PE BAG 25.0
11122025.0SRB BAG 25.0
1117121200.0BIG BAG 1200.0

Availability of individual item numbers is confirmed with the quotation.

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