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1、PE80级聚乙烯管材公称压力和规格尺寸公称外径dn（De），mm 公称壁厚 mm标准尺寸比SDR33SDR21SDR17SDR13.6SDR11公称压力 MPa0.4 0.6 0.8 1.0 1.25 16.0 -20.0 -2.3 25.0 -2.3 32.0 -3.0 40.0 -3.7 50.0 -4.6 63.0 -4.7 5.8 75.0 -4.5 5.6 6.8 90.0 -4.3 5.4 6.7 8.2 110.0 -5.3 6.6 8.1 10.0 125.0 -6.0 7.4 9.2 11.4 140.0 4.3 6.7 8.3 10.3 12.7 160.0 4.9 7.7
2、 9.5 11.8 14.6 180.0 5.5 8.6 10.7 13.3 16.4 200.0 6.2 9.6 11.9 14.7 18.2 225.0 6.9 10.8 13.4 16.6 20.5 250.0 7.7 11.9 14.8 18.4 22.7 280.0 8.6 13.4 16.6 20.6 25.4 315.0 9.7 15.0 18.7 23.2 28.6 355.0 10.9 16.9 21.1 26.1 32.2 400.0 12.3 19.1 23.7 29.4 36.3 450.0 13.8 21.5 26.7 33.1 40.9 500.0 15.3 23.
3、9 29.7 36.8 45.4 560.0 17.2 26.7 33.2 41.2 50.8 630.0 19.3 30.0 37.4 46.3 57.2 710.0 21.8 33.9 42.1 52.2 -800.0 24.5 38.1 47.4 58.8 -900.0 27.6 42.9 53.3 -1000.0 30.6 47.7 59.3 -PE100级聚乙烯管材公称压力和规格尺寸公称外径dn（De），mm 公称壁厚 mm标准尺寸比SDR26SDR21SDR17SDR13.6SDR11公称压力 MPa0.6 0.8 1.0 1.25 1.6 16.0 -20.0 -2.3 25.0
4、 -2.3 32.0 -3.0 40.0 -3.7 50.0 -4.6 63.0 -4.7 5.8 75.0 -4.5 5.6 6.8 90.0 -4.3 5.4 6.7 8.2 110.0 4.2 5.3 6.6 8.1 10.0 125.0 4.8 6.0 7.4 9.2 11.4 140.0 5.4 6.7 8.3 10.3 12.7 160.0 6.2 7.7 9.5 11.8 14.6 180.0 6.9 8.6 10.7 13.3 16.4 200.0 7.7 9.6 11.9 14.7 18.2 225.0 8.6 10.8 13.4 16.6 20.5 250.0 9.6 11
5、.9 14.8 18.4 22.7 280.0 10.7 13.4 16.6 20.6 25.4 315.0 12.1 15.0 18.7 23.2 28.6 355.0 13.6 16.9 21.1 26.1 32.2 400.0 15.3 19.1 23.7 29.4 36.3 450.0 17.2 21.5 26.7 33.1 40.9 500.0 19.1 23.9 29.7 36.8 45.4 560.0 21.4 26.7 33.2 41.2 50.8 630.0 24.1 30.0 37.4 46.3 57.2 710.0 27.2 33.9 42.1 52.2 -800.0 30.6 38.1 47.4 58.8 -900.0 34.4 42.9 53.3 -1000.0 38.2 47.7 59.3 -