Alu thread-ES is a very heavy, extruded aluminum threaded pipe, in 3m lengths, with a thread on both sides and a screwed-on sleeve on one side (AMG-E). This aluminum pipe is used for high mechanical requirements and for outdoor installation. The advantages are the very high compressive strength and the low weight.0605 DIN EN 61386-21Minimum compressive strength: 4000N/5cm