News

  • Galvanized Stair Tread

    Longta stair tread is made of steel grating, and widely used in all steel ladder.The surface treatment of stair tread is hot dip galvanized. There are 8 types of treads distinguished by different nosing & installation. ( 1 ) According to the anti slipping demand, the stair tread can be divid...
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  • metal bar grating specilist

    Jiulong Machinery is recognized as a leader in the field of steel grating manufacturing. Since its inception in 1992, it served conventional energy sectors by providing innovational intelligent machineries to upgrade thermal power stations. In 2002-2003, with an insight into prospective steel ind...
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  • 2020 Mid-year Work Conference

    Ningbo Jiulong Machinery Manufacturing Co., Ltd  On July 24th, 2020, we held the 2020 Mid-year Work Conference. By hard working of all the staff, we achieved brilliant performace in the past six months. Output: we have completed 61.5% of the annual volume. We produced more than 38,500 tons of On ...
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  • trench cover

     Trench Drain Cover Gratings, secured with hinged lid and connection, are steel lattice panels formed with simple lines. It’s an ideal replacement drainage covers for conventional cast iron materials.         Appearance: simple lines. Silver exterior, modern trends.     Bes...
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  • The most advanced auto-welding production line for rectangular steel grating

    In 2017,  we made huge investment in improving our manufacturing center. We bulit up an auto-welding production line by introducing four  Yaskawa welding robots which are able to process rectangular steel grating panel with max dimension of 1000mm*1500mm(width*length).   Each robot has an ...
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  • Quick view of the largest metal bar grating manufacturer in China

    We, Ningbo Jiulong Machinery manufacturing Co., Ltd, is a leading steel bar grating manufacturer with nearly 30 years experience in this field.   Over the past decades, we remain our position as the top 1 in the highly competitive industry with strengths in:   a.) Full product range: me...
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  • the advantages of Pressure welded steel grating

    Pressure welded steel grating usually made of low carbon steel, stainless steel and aluminum, is a grating with meshes. We can fabricate in accordance with customers’ requirement of pressure welded steel grating. With the hot-dip galvanized coating, its corrosion resistance and durability h...
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  • Application of Bar Grating

    The bar grating is widely used in our daily life, such as stair tread grating, platform grating, etc. Our company is a professional manufacturer and exporter of all kind steel bar grating. We have advanced equipments, full-fledged technology as well as rich manufacture and management experience i...
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  • Heavy duty steel grating

    Heavy duty steel grating is a steel grating product specially developed for special load-bearing occasions. Structural features: Steel grating plate with flat steel width of more than 65mm and bearing flat steel thickness of 6mm or more; cross bar is usually flat steel or steel with diameter of ...
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