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1、常用镀锌管规格表常用镀锌管规格表规格规格公称内径公称内径DN15DN15DN20DN20DN25DN25DN32DN32DN40DN40DN50DN50DN65DN65DN80DN80DN100DN100DN125DN125DN150DN150DN200DN200DN200DN200英寸英寸 1/2 1/2 3/4 3/41 11 11 1/4/41 11 1/2/22 22 21 1/2/23 34 45 56 68 88 8外径外径mmmm21.321.326.926.933.733.742.442.448.348.360.360.376.176.188.988.9114.3114.314
2、0140168.3168.3219.1219.1219.1219.1壁厚壁厚mmmm2.82.82.82.83.23.23.53.53.53.53.83.84 44 44 44.54.54.54.56.06.0焊管焊管6.56.5热镀锌热镀锌最小壁厚最小壁厚mmmm2.452.452.452.452.82.83.063.063.063.063.3253.3253.53.51.661.662.412.413.363.363.873.875.295.297.117.118.388.3810.8810.8815.0415.0418.1818.1831.5331.539.969.9614.4614.4
3、620.1620.1623.2223.2231.7431.7442.6642.6650.2850.2865.2865.2890.2490.24109.1109.1189.2189.236.1236.121.761.762.5542.5543.563.564.14.15.6075.6077.5367.5368.888.8811.5311.5315.94215.94219.2719.27焊管焊管(6(6米定尺米定尺)镀锌管镀锌管(6(6米定尺米定尺)米重米重kgkg根重根重kgkg米重米重kgkg管管(6(6米定尺米定尺)根重根重kgkg10.5610.5615.3215.3221.3621.3624.624.633.6433.6445.2145.2153.2853.2869.1869.1898.6598.65115.62115.62216.7216.7