1、Self-erecting tower crane QTZ5010 Max. Lifting Capacity is 5t Max. Working Radius is 50m Max. Radius Rated Lifting Capacity is 1、0t Independent Height is 45m Attachment Height is 150m 2、QTZ5010 Machining technology improves the safety: In main segments of mast sections and connecting covers, the surfaces are processed after welding and increase interface of tower to make the tower body more stable. Connecting type of jib head adopts overall forgings +milling machine +pull holes +galvanized pin craft, intensity and completeness considerably increased, mast section connecting plate, stride adopts planer 45 degrees chamfering craft, strength of welding vastly improved. 3、QTZ5010 Strict quality examination Raw material test, test of welding ,checking welding quality of appearance, assembly and adjustment of jib, tower head and pivot factory. 4、QTZ5010 Safety protection Safety protection devices are complete, improving the safety. Weight limiter introduce the advanced pull-ring structure from abroad. Moment of force adopt bow-board mechanical type, and can adapt to severe wild environment. Those make sure tower crane limiter sensitive and reliable, and avoid accidents of nonstandard use. Company’s main products are Tower Crane (QTZ50、QTZ63、 QTZ80、 QTZ125、 QTZ160、 QTZ7030)，（FS7032、 FS7027 、TC6520、 TC6016 、TC5613 、TC5510）. As a result of our high quality products and outstanding customer service, we have gained a global sales network reaching Africa and the Middle East. If you are interest in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.