Aluminum step Ladder

The vertical aluminum Ladder is firstly designed for people to climb on to the wind turbine, to do the repairing, maintainance, etc. They are made by very high strength aluminum alloy extrusion profiles, the aluminum profiles with special heat treatment have a very high hardness of HW15, and also good firmness.

It is tested under European standard EN131-2, all the machining processes on this ladder is completed by CNC machines, so its connection is very prefect and substantial. the aluminum ladder could be fitted with an strong bar in the middle to increase its strength, which will make this ladder more firm and indurative

its most outstanding feature is that this aluminum ladder do not use any bolt, screw, pop rivet to connect. It is completely joined by his own structure. Although it does not use any fastener to connect, it could endure with 150Kgs