Product Name: Qtz250-7025 Flattop Crane for Construction Crane Model NO.: QTZ250-7025(12t) Type: Top-Slewing Crane Moving Type: Fixed Installation: Assembled Maximum Lifting Weight: 6t Maximum Lifting Height: 50-100m Condition: New Certification: ISO9001 Materials: Q345b Jib Length: 70m Load Capacity: 12t Jib Capacity: 2.5t Height: 60m Mast Section: 2*2*3.0m Steel: Manganese Steel Service: 1 Year Warranty Weight: 48t Tube: 200*200*20 Delivery Cycle: 7-15 Days Trademark: Letu Transport Package: Container Specification: 7025 Origin: China HS Code: 8426200000 Product Description QTZ63-5013 5t tower crane for saleProduct NameTower craneModelQTZ250-7025TypeTowerMax Lifting Weight12Tmin Lifting Weight1.6TWeight48TPower 58KWMast section size2*2*3.0MSteel200*200*20Service1 year warranty Raw materials of large steel enterprises such as Baosteel, Laiwu Steel and Jinan Steel are used, and the quality source is guaranteed.CNC lathe cutting, the size is more precise.The double-end perpendicularity treatment is carried out by anumerically controlled milling machine to ensure the verticality of the section.The welding uses 80% argon +20% carbon dioxide gas to protect the welding process to ensure the beautiful soldering while ensuring the reliability of the welding quality.The blasting and rust removing process greatly improves the adhesion of the paint and reduces the internal stress during the welding process of the steel, and the overall quality is more reliable.Indoor spraying line spraying, improved oxidation resistance and extended service life.Ourtower craneproduction line is composed with automatic material preparation, welding and maching. All main parts of tower craneuse robot welding, with the most advance carbon dioxide mixed with argon gas shielded welding, it has deep depth of fusion, high quality ofwelding and stable performance.Electric equipment with Schneider converter, aviation plug, stainless steel distribution box and three linkage console has features of low failure rate and easy installation.Hoisting mechanism is provided by leading manufacturer Jiangte Motor or Dezhou Shengjian, all with engine oil, free maintenance, high reliability and low maintenance rate.Slewing support uses Ma'anshan Fangyuan brand or Rothe Erde brand, twice tempering processing makes more smoothly operation and longer tower crane service life.Large structures as mast section, turn able, top kit and hoisting jib adopt advanced equipment as NC machine tool, drilling machine, milling machine processing after welding. That effectively guarantees products assembly accuracy, reducing the failure rate and improving the security.FAQQ: Are you atrading company or afactory?A: We are atrading company and have our own factory. We haveboth the price advantage of the factory and the thoughtful service of the trading company; and the advantage of taking responsibility.Q: How long is your delivery time?A: If the goods are in stock, usually 5-10 days. Or if the goods are not in stock, then 15-20 days, depending on the quantity.Q: Do you provide samples ?A: In this field, we seldom provide samples, but it depands.Q:Why choose us?A:First,our product quality assurance and warranty for one year, steel structure warranty for lifetime andthe price is cheap;Second,we have 11 years of industry experience,so we arevery professional.Q:Can we visiting your factory?A: We warmly welcome your visiting.