铸铁管pvc管外径及壁厚对照表
镀锌或非镀锌焊接钢管外径壁厚(mm)公称直 径 DN1520253240506580100125150外径21.326.833.542.348.060.075.588.5114140165.0壁厚12.752.753.253.253.53.53.754.04.04.04.5铸铁排水管管径及壁厚(mm)壁厚理论重量(Kg) DND1 T公差L=1500L=300050614.3 -0.78.316.575864.4 - 0.712.224.41001114.8 -0.717.334.61251374.8 -1.021.643.11501624.8 -1.025.651.22002145.8 -1.04181.92502686.4 -1.256.8113.63003187.0 -1.274148排水硬聚氯乙烯管外径及壁厚(mm)壁厚(mm)公称外径DN(mm)平均外径 (mm) 极限偏差基本尺寸极限偏差40+0.3 -02.0+0.4 -050+0.3 -02.0+0.4 -075+0.3 -02.3+0.4 -090+0.3 -03.2+0.6 -0110+0.4 -03.2+0.6 -0125+0.4 -03.2+0.6 -0160+0.5 -04.0+0.6 -0螺纹连接管件旋入长度旋入扭矩公称直径mm长度 mm牙数Nm管钳规格 (mm)× 施加的力 (KN)15116.06.540350×0.1520136.57.060350×0.2525156.06.5100450×0.3032177.07.5120450×0.3540187.07.5150600×0.350209.09.5200600×0.40652310.010.5250900×0.35802711.512.0300900×0.401003313.514.04001000×0.501253515.016.05001000×0.601503515.016.06001000×0.70PPR管材(GB/T18742.2-2002) 单位:mm 平均外径S5S4S3.2S2.5工程外径D.minD.max公称壁厚en2020.020.32.0 2.32.83.42525.025.32.32.83.54.23232.032.32.93.64.45.44040.040.43.74.55.56.75050.050.24.65.66.98.36363.063.55.87.18.610.57575.075.76.87.410.312.59090.090.98.210.112.315.0110110.0111.010.012.315.118.3