The appearance of cable bridge is very important for this kind of product. Because it affects the anti-corrosion and life of the bridge. The next edition of Jinan Cable Bridge Frame will share with you some criteria for checking whether the appearance of the bridge meets the requirements. I hope it will be helpful to you all!
Surface anticorrosive coatings should comply with the relevant national standards.
Hot-dip galvanized pallet and bridge plating should be uniform, without burrs, burning, hanging ash, scars, local non-galvanized (diameter more than 2 mm) defects, and no galvanoma affecting installation. The plating of the threads should be smooth and the bolted joints should be able to be screwed in.
The surface of galvanized zinc coating should be smooth, uniform and compact. No flaws such as peeling, bubbles, spots, partial non-plating, scratches, etc. shall be allowed.
Spraying should be flat, smooth, uniform, no skin, no bubbles and blisters.
The weld surface of the bridge frame is uniform, and there shall be no defects such as welding leakage, cracks, slag inclusion, burning through, arc pits, etc.
The diameter of bolt hole in bridge frame is 2 mm larger than that of bolt when the diameter of bolt is less than M16.
The allowable deviation of the hole spacing of bolt connection holes: the spacing of adjacent two holes in the same group (+0.7 mm), the spacing of any two holes in the same group (+1 mm), and the spacing of end holes in adjacent two groups (+1.2 mm).
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