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  • Apr 07, 2020

    LH electric hoist double girder bridge crane has the advantages of compact size, low clearance, light weight and small wheel pressure. It is suitable for the transfer, assembly, maintenance and loading...[details>>]

  • Mar 30, 2020

    QD double girder (hooks) bridge cranes are the most widely used lifting machinery in the mechanical, metallurgical and chemical industries. In modern industrial enterprises, it is one of the important ...[details>>]

  • Mar 26, 2020

    Slag inclusion refers to the slag remaining in the weld metal, that is, some non-metallic inclusions in the molten pool during the welding metallurgy process are too late to float during the crystalliz...[details>>]

  • Mar 20, 2020

    Welding cracks are the welding defects that are mainly controlled in the crane manufacturing process. The existence of welding cracks affects the life of the product and determines the safety of the cr...[details>>]

  • Mar 13, 2020

    Overhead crane wire rope protection measures 1. The lifting capacity of the overhead crane during operation shall not exceed the rated lifting capacity;...[details>>]

  • Mar 06, 2020

    During the operation of the steel wire rope, the force of each wire rope is very complicated. Due to the different positions of the steel wires in the rope, even if it is subjected to the simplest tens...[details>>]

  • Feb 24, 2020

    The motor is often damaged due to improper operation, which not only loses money, but also has a great impact on the production schedule. Therefore, the correct use of the frequency converter has a pos...[details>>]

  • Feb 17, 2020

    Overhead crane is a lifting machine above the workshop, warehouse and open storage yard, is used to lift various objects. It is the most widely used lifting machinery in the machinery industry, metallu...[details>>]

  • Feb 15, 2020

    The classification of lifting machinery 1. Light and small lifting equipment Light and small lifting equipment can be divided into: jacks, tackles (also called lifting tackles, lifting pulley sets), ...[details>>]

  • Dec 30, 2019

    Electric bridge crane major parts should meet the following safety requirements: * The increase of the opening is less than 15% of the original size, and the torsional deformation is less than 10%; *...[details>>]

  • Dec 26, 2019

    When the overhead crane commander selects the command position: 1. Ensure that the line of sight with the overhead crane driver is clear;...[details>>]

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