INETUB B91T5-B3

Basic flux cored wire for welding 2.25% Cr - 1,0% Mo steels

Basic flux-cored wire for welding 2.25% Cr, 1 % Mo creep resistant steels, with operating temperatures up to about 600 °C. Suitable for welding in single pass or multipass pass. To be used with gas protection of Ar + CO2 mixture.
Classifications
  • AWS A 5.29: E91T5-B3M
  • AWS A 5.36: E91T5-M21PY-B3
  • EN ISO 17634-A: T CrMo2 B M21 2 H5
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Basic flux-cored wire for welding heat resistant 2.25% Cr - 1 % Mo steels. Self-sustaining slag allows vertical up positional welding. Welds retain excellent mechanical properties after long exposure to temperatures up to 550°C. Designed for applications in oil refiners, oil and gas industry, chemical industry, ammonia synthesis processes and thermal power plants for heat exchangers, boilers, pipes and pressure vessels with operating temperatures up to about 600°C. To be used under gas shielding of Ar+CO2 mix.

C 0.07
Si 0.35
Mn 1.00
Cr 2.20
Mo 1.00
Shielding gas M21
Yield strength 660 (T) MPa
Tensile strength 740 (T) MPa
Elongation 20 (T) %
Impact test Kv (R.T.) 140 J (T)
Diameter (mm) Volts Ampere
1.0 15-28 90-240
1.2 16-34 110-340
1.4 17-35 130-360
1.6 19-37 140-450
  • tutte tranne vertical down

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