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  • How many kinds of structures for gantry crane main girder?

    2015-10-19 11:20:30
    1. Truss girder A structure welded by steel angle or joist steel, with advantages like low cost, light self weight and good wind resistance. But because of a lot of welding points and its own defects, the truss girder has disadvantages such...
  • News on super large gantry crane in China

    2015-10-18 16:10:17
    In June 8, 2015, commencement ceremony for fabrication of 1600t gantry crane steel structure were held smoothly, the 1600t gantry crane will be used by Jiangnan Ship Building Group in No.4 dock in Jiangnan Changxing shipbuilding base, made b...
  • How to choose the right gantry crane?

    2015-10-14 11:01:55
    Selection of a right gantry crane could reduce cost for customers as well as increasing working efficiency. Please follow below ZZHZ principles to choose the right gantry crane. 1. Single girder or double girder Gantry crane with lifting wei...
  • What is gantry crane?

    2015-10-13 15:52:28
    Gantry crane comes from overhead crane, mainly used for loading and unloading operation in outdoor freight yard, stock yard and factory. The metal structure of gantry crane is like a door frame, two legs supporting load bearing main girder c...
  • ZZHZ celebrates National Day of China

    2015-09-30 15:42:53
    China National Day will begin from October 1 to October 7 in 2015. Since October 1, 1949, the Peoples Republic Of China has founded for 65 years. And this year 2015, our motherland will spend 66th birthday. People from different places celeb...
  • How about application for anti-sway technology in European overhead crane?

    2015-09-17 11:40:55
    Crane anti-sway control system could reduce 90% or above swaying range for crane with loads, thus greatly improve material handling efficiency, safety in crane operation and effectively lower the damage of goods and the risk of personnel in...
  • What is European overhead crane?

    2015-09-16 16:29:41
    European overhead crane features light self weight, compact structure and lower energy consumption. Set one trolley and lifting mechanism on crane span structure, the trolley could make a cross travel and the overhead crane makes long travel...
  • How about structure of European overhead crane?

    2015-09-15 17:57:10
    Main girder part: 1. Optimization design of main girder, featuring light self weight and reasonable structure; 2. Main girder is of box girder of H type girder, welded by steel plates; 3. Steel plate material: Q235B; 4. Vertical deflection i...
  • What are advantages of European overhead crane?

    2015-09-14 10:56:08
    European overhead crane is greatly welcome overseas, and now more and more China manufacturers begin transition to produce European overhead cranes....
  • Top Notice about HZQ Bridge Launcher Installation

    2015-08-14 10:11:32
    Top Notice about HZQ Bridge Launcher Installation 1. It is not allowed to change structure of HZQ bridge launcher without approval from site technicians and design department. 2. Specification and amount of connection bolts must meet the...
  • Installation Step of Gantry Crane

    2015-06-16 17:55:54
    Installation Step of Gantry Crane Belong to large lifting machine, gantry crane is widely used for outwork construction site. Gantry crane operators must finish the installation according to correct procedure, so that it will decrease cra...
  • What are the Differences between Movable Support System and Bridge Girder Launcher?

    2015-06-08 16:33:39
    What are the Differences between Movable Support System and Bridge Girder Launcher? Supported by box girder and coming with template, movable support system (MSS) is a kind of bridge construction machine in cast-in-site method. Bridge gird...