镀锌钢管及焊接钢管理论重量表公称口径1520253240507080100125150200200外径21.326.933.742.448.360.376.188.9114.3140168.3219.1219.1公称壁厚焊管镀锌钢管最小壁焊管（6米定尺）镀锌钢管（6米定尺）市场价单价市场价单价（元/m）厚米重(kg)根重(kg)米重(kg)根重(kg)（元/T）（元/m）（元/T）6.596.111.287.681.3578.148.5547.521.669.961.7610.5612.4168.942.4114.462.55415.3217.3096.123.3620.163.5621.3619.93110.703.8723.224.124.627.24151.385.2931.745.60733.64515036.624500203.457.1142.667.53645.2143.16239.768.3850.288.8853.2856.03311.3110.8865.2811.5369.1877.46430.4315.0490.2415.94295.6593.63520.2918.18109.0819.27115.6231.53189.18162.380.0036.12216.720.00975.24