Armoured steel pipes made of rolled mild steel are suitable for high pressure and temperature loads and for the highest mechanical stresses. STAPA pipes are supplied in standard lengths of 3.00 m. Functional integrity E30/E90, these products are suitable for laying cables with functional integrity and are tested in the system. MATERIAL: Rolled mild steel, bent, high frequency welded, hot-dip galvanized, APPLICATION: Installations where high temperatures occur and the highest level of mechanical protection and corrosion resistance is required. DIN EN 61386-21, classification 555710.