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  • Manufacturing process of steel structure space frame of China Purun company

    Texture of material Q355 Fig. 3 high strength bolt, 40Cr material Quality, D ≤ 36 is grade 10.9, D > 36 is grade 9 Fig. 4 bolts after anti-corrosion treatment The Ball. Figure 6. Welding ball, Q235 or q355, material
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  • Thread-free nuts: Q235B steel forgings or Q345B steel forgings are selected.

    Thread-free nuts: Q235B steel forgings or Q345B steel forgings are selected.

    Length/aperture: 30/17, 35/21, 35/23, 42/25, 42/28, 45/31, 47/34 Material: Q235, 50/37, 55/40, 60/43, 74/49, 75/53, 70/57, 90/65 Material: 16MN or 45 steel. 6. Q235B steel is used in the supports, supports and their connectors. The above materials belong to in-plant processed products, and the g...
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  • Cone head: Q235B steel forging is selected. Or Q345B steel forgings

    Cone head: Q235B steel forging is selected. Or Q345B steel forgings

    Cone head: Q235B steel forging is selected. Or Q345B steel forgings
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  • High Strength Bolts

    High Strength Bolts

    High Strength Bolts: Should be in accordance with “High Strength Large Hexagonal Head Bolts for Steel Structures” GB16939-2016 High Strength Bolts for Bolted Spherical Joints of Steel Grid Frames, Grade 10.9 Table 3 High strength bolt material standard number MI2-M2420 Mntib, 40Cr, 35...
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  • China prun trade steel structure net frame co. LTD.

    China prun trade steel structure net frame co. LTD.

    The lattice structure is mainly composed of steel pipe, high strength bolt, steel ball, taper head, threadless nut, support, support and connecting parts. The quality of each part of the material has a vital impact on the stability of the grid structure. How to choose the main materials of space ...
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  • Xuzhou Purun Steel Structure Co., Ltd. has built nearly 1,000 grids

    Xuzhou Purun Steel Structure Co., Ltd. has built nearly 1,000 grids

    Xuzhou Purun Steel Structure Co., Ltd. has built nearly 1,000 grids, steel structures and roofing projects of various types and structural forms for domestic and foreign users. The total construction area has reached more than 1.2 million square meters. It is widely used...
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  • Introduction of China Purun steel structure

    Introduction of China Purun steel structure

    Phone: 17626466881 Chat Software Wechat: 372609630 Email: sales@china-steel-truss.com Enterprise website: https://www.china-steel-truss.com/ General manager: Mr. Shangrida Xuzhou Amigu Architectural Spatial Structure Co., Ltd. was a first-class enterprise qualification ...
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  • What is steel grid structure

    The grid structure can be divided into flat grid and curved grid according to its shape. Generally, flat grid is called grid, and curved grid is called reticulated shell, as shown in Figure 1.7. Reticulated shell structure is a curved grid structure, which has the characteristics of both rod stru...
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