MEGAFIL® 742 B Flux Cored Arc Welding (FCAW) Low Alloyed

MEGAFIL® 742 B is a seamless high strength Basic wire. Ideal for use of short arc and spray arc. Excellent gap bridging for root welding.
Absolutely crack resistant weld metal conditioned by the high-basic slag in combination with extreme low hydrogen content. Therefore, suitable for the economic processing of high-strength, low temperature fine-grained structural steels with yield strength exceeding 690 N/mm. Applications: Cranes, equipment, vessel and apparatus construction.

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Classifications:

  • EN ISO 18276-A:
  • T 69 6 Mn2NiCrMo B M21 3 H5
  • AWS A5.29:
  • E110T5-K4M H4

Welding Current: DC+

Mechanical properties:

  • Yield strength, Rp0.2%:
  • 750 MPa
  • Tensile strength, Rm:
  • 820 MPa
  • Elongation, A5:
  • 20%
  • Impact energy, CV:
  • -60 °C • 90 J
  • Impact energy, CV:
  • -40 °C • 120 J