Staro Steck-ES is a heavy black painted steel pipe made of rolled mild steel with stove enamel, in 3 m bars, with a color similar to RAL9005 (jet black). This steel pipe is used for increased mechanical requirements. The advantages are the high pressure resistance and temperature resistance. This product is suitable for laying cables with functional integrity (E30/ E60/ E90) and has been tested in the system. VDE 0605 DIN EN 61386-21 Classification: 44561 Minimum pressure resistance: 1250N/5cm