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Lincoln Electric · Submerged arc flux

P240X

Lincoln Electric
P240X Submerged arc flux

Classification: S A FB 1 55 AC H5 (Flux EN ISO 14174)

Submerged arc flux · Lincoln Electric

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Key features

  • Excellent impact toughness properties
  • Low carbon burn-off
  • Recommended with Long stick-out process
  • Suitable in multi-wire (tandem, triple arc), conventionnal and Long Stick Out applications
  • Recommended for PWHT assembly

Standards and classifications

Flux EN ISO 14174S A FB 1 55 AC H5
ClassificationFlux/wire EN ISO 14171-A: MR AWS A5.17 / A5.23 P240X / L-61 S 42 4 FB S2Si F7A6-EM12K P240X / L-50M S 46 6 FB S3Si F7A8/P8-EH12K P240X / LNS 150 S 50 4 FB S2CrMo1 F8P4-EB2R-B2 P240X / LNS 162 S 46 6 FB S2Ni2* F7A10/P10-ENi2-Ni2 P240X / LNS164(LA-84) S 50 6 FB S3Ni1Mo F9A8/P8-EF3-F3 P240X / LNS 165 (LA-85) S 50 6 FB S3Ni1Mo0.2 F8A8/P8-ENi5-Ni5 P240X / LNS 168 S 69 4 FB S3NiCr2.5Mo F10A5-EM2-M2 * Nearest classification

Chemical composition

  1. (WEIGHT %), TYPICAL, ALL WELD METAL
  2. Wire grade C Mn Si P S Ni Mo Cr
  3. L-61 0.08 1.0 0.35 < 0.010 < 0.010
  4. L-50M (LNS 133U) 0.08 1.6 0.35 < 0.020 < 0.015
  5. LNS150 0.13 0.8 0.15 < 0.010 < 0.010 0.5 1.2
  6. LNS 162 0.08 1.0 0.25 < 0.020 < 0.015 2.2
  7. LNS164 0.08 1.7 0.1 < 0.020 < 0.015 0.9 0.5
  8. LNS 165 0.08 1.4 0.2 < 0.020 < 0.015 1 0.2
  9. LNS 168 0.1 0.6 0.15 < 0.015 < 0.015 2.3 0.6 0.7
  10. SUBMERGED ARC FLUX

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. -29°C -40°C -50°C -60°C
  13. L-61 AW / DC+ 460 520 35 200 90
  14. L-61 SR / DC+ 410 500 34 187 180
  15. L-61 AW / AC /
  16. Long Stick Out 500 560 32 145 100
  17. L-61 SR / AC /
  18. Long Stick Out 430 530 34 164 150
  19. L-50M
  20. (LNS 133U) AW / DC+ 500 575 33 214 190
  21. L-50M
  22. (LNS 133U) SR / DC+ 420 520 37 210 175
  23. L-50M
  24. (LNS 133U)
  25. AW / AC /
  26. Long Stick Out 570 630 31 196 150
  27. L-50M
  28. (LNS 133U)
  29. SR / AC /
  30. Long Stick Out 480 560 35 192 160
  31. LNS150 SR / DC+ 540 610 29 47
  32. LNS150 SR / AC /
  33. Long Stick Out 550 640 23 140 31
  34. LNS 162 AW / DC+ 500 570 32 190 150
  35. LNS 162 SR / DC+ 440 530 36 240 190
  36. LNS 162 AW / AC /
  37. Long Stick Out 530 600 31 210 180
  38. LNS 162 SR / AC /
  39. Long Stick Out 470 560 33 230 190
  40. LNS164 AW / DC+ 630 680 29 110 80
  41. LNS164 SR / DC+ 600 660 28 170 80
  42. LNS164 AW / AC /
  43. Long Stick Out 660 730 27 190 150
  44. LNS164 SR / AC /
  45. Long Stick Out 640 700 28 220 180
  46. LNS 165 AW / DC+ 520 600 25 60
  47. LNS 165 SR / DC+ 510 580 24 60
  48. LNS 168 AW 720 800 20 55
  49. * AW = As welded; SR = Stress relieved
  50. 590°C/1h for the L61 wire
  51. 620°C/1h for the L50M/LNS162/LNS164 and LNS165
  52. 690°C/1h for the LNS150

Flux characteristics

Current typeDC/AC
Basicity (Boniszewski)3.0
Grain size (EN ISO 14174)1-16
Density (kg/dm³)1.1

Versions and packaging

Item numberNet weight (kg)Packaging
11104025.0SRB BAG 25.0
112276200.0DRUM 200.0

Availability of individual item numbers is confirmed with the quotation.

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