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INE 50 B

Low hydrogen basic coated stick electrode for carbon and C - Mn steels

Basic-coated stick electrode with extra low hydrogen content designed for C - Mn steels welding. Excellent impact toughness down to -50°C and tensile strength up to 510 MPa. E 7018.1 H4.

Classifications
  • AWS A 5.1: E7018-1H4
  • EN ISO 2560-A: E 42 5 B 4 2 H5
Approvals
  • Marchio CE
  • LRS
  • RINA
  • DNV-GL
  • ABS
  • DB
  • TÜV
Description + -

Electrode with basic coating suitable for welding carbon and carbonmanganese steels with tensile strength up to 510 MPa. Ideal for welding in the position of strongly stressed joints. Deposit with very low diffusible hydrogen content. Excellent mechanical characteristics both in terms of welded and after stress relieving heat treatment. Excellent values of low temperature toughness. Used in vessels and pressure vessels, shipbuilding and offshore and in all cases of quality carpentry. Excellent radiographic qualities. Efficiency 120%.

Typical chemical analysis (Metal deposited wt%) + -
C 0.05
Si 0.40
Mn 1.40
P 0.015
S 0.010
Ni 0.05
Cr 0.05
Mo 0.05
V 0.01
Typical mechanical characteristics + -
Yield strength 450 MPa 430 (T) MPa
Tensile strength 550 MPa 520 (T) MPa
Elongation 26 % 26 (T) %
Impact test Kv (-20°C) 200 J 200 J
Impact test Kv (-40°C) 140 J 150 J
Impact test Kv (-45°C) 80 J 80 J
Impact test Kv (-50°C) 60 J 60 J
Welding parameters + -
Diameter (mm) Length Ampere
2.0 300 20-50
2.5 300 60-110
2.5 350 60-110
3.2 350 90-140
3.2 450 90-140
4.0 350 120-200
4.0 450 120-200
5.0 450 170-240
Welding positions + -

All except vertical down