预埋材料单重表

预埋接地线及钢管单重材料名称规格单重(kg/m)备注圆钢0 141.209镀锌扁钢-50x51.963角钢50x50x53.77镀锌钢管DN15 (D213x2.8)1.34镀锌无缝钢管D22x31.