序号钢管直径长度m/吨一钢管3700元/吨3500/元吨1DN158004.634.382DN20613.56.035.703DN25413.228.958.474DN32319.4911.5810.955DN40260.4214.2113.446DN50204.9218.0617.087DN65150.624.5723.248DN80119.930.8629.199DN10092.1740.1437.9710DN12566.4955.6552.6411DN15056.1565.8962.3312DN20031.73116.61110.3113DN25028.28130.83123.7614DN30015.99231.39218.8915DN400二镀锌钢管1DN15751.884.924.652DN20578.066.406.053DN25389.119.518.994DN32301.212.2811.625DN40245.715.0614.256DN50193.4219.1318.107DN65142.0526.0524.648DN80113.1232.7130.949DN10086.9642.5540.2510DN12562.7458.9755.7911DN15052.9769.8566.0812DN20031.73116.61110.3113DN27578.7846.9744.43钢管价格换算表单价(元/米)