p(MPa)1.4管道的实验压力值(MPa)1.6备注:Δp是否大于实验压力不需要消除装置管材弹性模量对照表管材管道的材料弹性模量E(Pa)钢管2.06E+11铸铁管1.7E+11钢丝网骨架塑料(PE)复合管65000000000钢管公称外径、公称壁厚及理论质量备注:公称口径(mm)公称外径610.2813.5(3分管)1017.2(4分管)1521.3(6分管)2026.9(8分管)2533.73242.44048.35060.36576.18088.9100114.3125139.7150168.3200219.1300323.940042650053060063070072080082090092010001020普通钢管加厚钢管公称壁厚(mm)理论质量(Kg/m)公称壁厚(mm)理论质量(Kg/m)20.42.50.472.50.682.80.742.50.912.80.992.81.283.51.542.81.663.52.023.22.4142.933.53.3643.793.53.874.54.863.85.294.56.1947.114.57.9548.38510.35410.88513.48413.395.518.24.518.18624.024.523.8631.53647.04862.32878.61097.769110.7510122.819133.3910147.979155.8110172.889178.4510198.039200.8710222.949223.5110248.09钢管(不保温)水重、自重,10%附加(Kg/m)0.540.861.161.862.533.7256.668.8812.2816.7723.2933.345.5968.88145.75245.01350.1472.59612.07769.09943.121134.67
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