Chromium-molybdenum alloyed low hydrogen welding electrode for welding creep resistant steels (1Cr-0.5Mo).
Field of application up to operational temperatures of 550 °C.
Steam pipes, super heaters, petroleum cracking plants, power plants…
Welding of 13CrMo4 4, GS-17CrMo5 5.
Weld with a short arc, electrode almost perpendicular to the work piece.
Always use dry electrodes to obtain the highest possible mechanical characteristics. Rebaking at 300 °C for 2 hours.
Preheating 150 °C - 250 °C
Stress relieving: 720 °C