Device for cleaning boiler tube wall composed of parallel tubes and intermediate flat ribs welded together

摘要

The anvil body (7) is formed from an H-profile section with parallel profile flanges to the tube wall (3) and profile ribs (13) running vertically to the tube wall. The profile flange (11) facing the tube wall and the protective shells (10) has penetrating guide holes (14) for screw bolts (8) welded in the area of the first ribs (2) to the tube wall (1)