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1、地埋聚乙烯(PE)管外径及公称壁厚(mm)公称外径dn平均外径公称壁厚/材料等级最小最大公称压力1.OMPa1.25Mpa1.6MPa2020.020.32525.025.32.3型/PE803232.032.33.005/pe803.0PEioo4040.040.43.7坳7PE803.740,7PElOO5050.050.54.6e7PE804.6t07/PElOO6363.063.64.7,8PE804.7,08/PElOO5.8,o7PElOO7575.075.74.5+o7PE1005.607PElOO6.8f,1/PElOO9090.090.95.4j7PElOO6.7”/PElO
2、O8.2+l7PElOO110110.0111.06.6417PElOO8.1+l7PElOO10.Oq7PElOO125125.0126.27.42/PElOO9.2/PElOO11.4h7PElOO140140.0141.38.37PElOO10.37PElOO12.710/PElOO160160.0161.59.55/PElOO11.8h7PElOO14.67PElOO180180.0181.71077PElOO13.3也/PElOO16.47PElOO200200.0201.8IL”PElOO14.77PElOO18.2fl7PElOO225225.0227.113.47PElOO16.67PElOO20.即7PElOO250250.0252.314.7PElOO18.4侬7PElOO22.T/PElOO280280.0282.616.57PElOO20.5/PElOO25.4氏7PElOO315315.0317.918.77PElOO23.2mVPElOO28.6/PElOO355355.0358.221.,7PElOO26.I,/PEiOO32.27PElOO400400V403.623.77PElOO29.4*5j7PElOO36.37PElOO