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Lastek 1216

Welding of creep resistant steel 13CrMo4 4

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.

Specifications & Usage

Application

Steam pipes, super heaters, petroleum cracking plants, power plants…

Welding of 13CrMo4 4, GS-17CrMo5 5.

Instructions

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.

Heat treatment:

Preheating 150 °C - 250 °C

Stress relieving: 720 °C

Specifications

Welding proces: Covered electrode (SMAW)
Material Type: Mild steel (unalloyed)
Welding positions: All, except vertical down.
Norm : EN ISO 3580-A
Classification: E CrMo1 B 3 2
Norm: AWS A5.5
Classification: E 8018-B2
Minimum packing: 5 kg in a plastic box