Sun Qtdc3023 Max Load 10ton Derrick Crane for Dismantle Tower Crane Construction Equipment

  Product DescriptionDERRICK CRANEMODELMAX LOADWORKING RANGETIP LOADQTDC404020T40M4TQTDC404016T40M4TQTDC302310T30M2.3TQTDC24206T24M2TQTDC18304T18M3T    Company Profile       Sichuan Sunflower Mechanical Co., Ltd(Zhongxing Machinery) is a private high-tech enterprise which specializes in tower crane designing, manufacturing, and selling. It has the main products including the series of self-telescoping topkit tower crane with load moment from 630KN.M to 9000KN.M, the series of self-telescoping flat-top tower crane with the load moment from 1000KN.M to 5600KN.M, the series of self-telescoping luffing-jib tower crane with the load moment from 630KN.M to 5000KN.M, and series of derrick crane with load moment from 600KN.M to 300KN.M  With headquarter located in Chengdu city,Sichuan province known as "Land of abundance",it covers an area over 100 acres and possesses plants more than 30,000 square meters,with the annual production capacity over300 units various models tower crane.      With high-level R&D engineers, advanced manufacture and inspection equipment,the company has strong capability in producing various tower cranes. The company is equipped with advanced production process and equipment,including CNC cutting machine,materials correcting equipment,automatic submerged arc welding,automatic welding robots,special processing equipment for mast section,welding and assembly fixture,automatic shots blasting and paint spraying production line,etc.,which ensure high-quality products can be manufactured with full guarantee.After decades' efforts,its tower crane have already passed a series of international quality system authentication,such as ISO9001,European CE,etc. it gradually becomes a modern enterprise combining tower crane design,development,manufacturing,sales and service.  Warranty Policy of Tower CraneWarranty Content and Period1 Since the day the product leaving our factory, the Tower Crane Warranty Policy will come into force.2 The warranty period of the imported parts from manufacturer's abroad supplier should follow the warranty policy of abroad supplier.3 The warranty period of the following parts is 24 months.Steel structure4 The warranty period of the following parts is 24 months.Slewing bearing5 The warranty period of the following parts is 12 months.Hoisting Mechanism: motor, reducer and other main driving parts.Slewing Mechanism: motor, reducer and other main driving parts.Trolley Mechanism: motor, reducer and other main driving parts.Traveling Mechanism: motor, reducer, bogies and other main driving parts.Hydraulic climbing system: Pump and Cylinder.Electric control system: frequency converters, PLC (Programmable Logic Controller), AC Contactors and other main electric elements.6 The warranty period of the following parts is 3 months.Hoist limit switch, Slewing limit switch, Trolley limit switch, Traveling limit switch, Load cut out and Moment cut out.Drivers control unit, brake systems of mechanisms, cable,terminal block and wire rope.7 The warranty period for the new spare parts which replacing the faulty part will be the same as the replaced faulty part.8 The warranty period for spare parts purchased from our company is 3 months./* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1