实际上为了更好的使用，电缆桥架规格及型号须符合设计要求，附件齐全，且桥架与配件、附件和紧固件各种型钢均应采用镀锌标准件。下面 济南电缆桥架厂家为您讲讲桥架的外观检查内容吧。

In fact, in order to better use, the specification and model of the cable tray must meet the design requirements, with complete accessories, and galvanized standard parts should be used for the tray and accessories, accessories and fasteners. Next, Jinan cable bridge manufacturer will tell you about the appearance inspection of the bridge.

桥架产品包装箱内应有装箱清单、产品合格证及出厂检验报告。托盘、梯架板材厚度应满足表2.6的规定。表面防腐层材料应符合现行有关标准的规定。

The packing list, product certificate and ex factory inspection report shall be provided in the packing box of bridge products. The thickness of tray and ladder plate shall meet the provisions in table 2.6. The surface anti-corrosion coating materials shall conform to the provisions of current national standards.

热浸镀锌的托盘、桥架镀层表面应均匀，无毛刺、过烧、挂灰、伤痕、局部未镀锌（直径2mm以上）等缺陷，不得有影响安装的锌瘤。螺纹的镀层应光滑，螺栓连接件应能拧入。

The plating surface of hot-dip galvanized tray and bridge shall be uniform, free of burr, overburning, ash hanging, scars, local non galvanized (diameter more than 2mm) and other defects, and there shall be no zinc tumor affecting installation. The plating of the thread shall be smooth, and the bolt connection shall be able to be screwed in.

电镀锌的锌层表面应光滑均匀，致密。不得有起皮、气泡、花斑、局部未镀、划伤等缺陷。

The surface of zinc layer of electro galvanizing shall be smooth, uniform and dense. There shall be no peeling, bubble, flower spot, local unplated, scratch and other defects.

喷涂应平整、光滑、均匀、不起皮、无气泡水泡。

The spraying shall be flat, smooth, uniform, free of peeling, bubbles and blisters.

桥架焊缝表面均匀，不得有漏焊、裂纹、夹渣、烧穿、弧坑等缺陷。

The weld surface of the bridge shall be uniform and free of defects such as missing weld, crack, slag inclusion, burn through and arc crater.

桥架螺栓孔径，在螺杆直径不大于M16时，可比螺杆直径大2mm。

The hole diameter of the bridge bolt can be 2mm larger than the screw diameter when the screw diameter is not larger than M16.

螺栓连接孔的孔距允许偏差:同一组内相邻两孔间距±0.7mm,同一组内任意两孔间距±1mm;相邻两组的端孔间距±1.2mm。

Allowable deviation of bolt connection hole spacing: the spacing between two adjacent holes in the same group is ± 0.7mm, and the spacing between any two holes in the same group is ± 1mm; The distance between the end holes of two adjacent groups is ± 1.2mm.

膨胀螺栓:应根据允许拉力和剪力进行选择；可按计划验收，丝扣应完好无损。

Expansion bolt: it shall be selected according to allowable tensile force and shear force; It can be accepted as planned, and the thread should be intact.

电缆应有合格证和“CCC”认证标志，并应有“CCC”认证复印件；每盘电缆上应标明规格、型号、电压等级、长度及出厂日期电缆相应完好无损。

The cable shall be provided with certificate of conformity and "CCC" certification mark, and a copy of "CCC" certification; Specification, model, voltage grade, length and date of manufacture shall be marked on each reel of cable, and the cable shall be in good condition.

电缆外观完好无损，铠装无锈蚀、无机械操作，无皱折和扭曲现象。油浸电缆应密封良好，无漏油及渗油现象。橡套及塑料电缆外皮及绝缘层无老化及裂纹。电缆端头密封良好。

The appearance of the cable is intact, the armor is free of rust, mechanical operation, folding and distortion. The oil immersed cable shall be well sealed without oil leakage and seepage. Rubber sleeve and plastic cable sheath and insulation layer shall be free of aging and cracks. The cable ends are well sealed.

桥架的外观检查要怎么看？以上就是问题的相关解答了，您对此有什么想了解的就来我们网站 //www.comprepyme.com咨询了解吧！

What should we think of the appearance inspection of the bridge? The above is the relevant answer to the question. If you want to know anything about it, please come to our website //www.comprepyme.com Consult and understand!