PE给水管标准尺寸.doc

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1、内蒙古兆通管道系统有限公司INNERMONGLIAZTONPIPINGSYSTEMSCO.，LTD给水用聚乙烯管材工艺尺寸标准公称外径dn,㎜下线管温（oC）平均外径（㎜）最大不圆度888089565899壁厚e，㎜标准尺寸比SDR33SDR26SDR21SDR17SDR13.6SDR11公称压力MPa0.4（PE80）-0.6（PE80）0.8（PE80）1.0（PE80）1.25（PE80）dem,mindem,max-0.6（PE100）0.8（PE100）1.0（PE100）1.25（PE100）1.6（PE100）2021～30oC20

2、.020.31.2-----2.3~2.82525.025.31.2----2.3~2.83232.032.31.3----3.0~3.54040.040.41.4----3.7~4.35050.150.51.4----4.6~5.36363.163.61.5---4.7~5.55.8~6.77575.175.81.6--4.5~5.25.6~6.56.8~7.89090.191.01.8-4.3~5.05.4~6.36.7~7.88.2~9.5110110.1111.12.2-4.2~4.95.3~6.16.6~7.68.1~9.410.0~1

3、1.5125125.1126.32.5-4.8~5.66.0~6.97.4~8.69.2~10.611.4~13.2140140.1141.42.84.3~5.05.4~6.36.7~7.78.3~9.610.3~11.912.7~14.7160160.2161.53.24.9~5.76.2~7.27.7~8.99.5~11.011.8~13.614.6~16.8180180.2181.73.65.5~6.46.9~8.08.6~9.910.7~12.413.3~15.316.4~19.6200200.2201.84.06.2~7.27.7~8.

4、99.6~11.111.9~13.714.7~17.018.2~21.8225225.2227.14.56.9~8.08.6~9.910.8~12.513.4~15.516.6~19.920.5~24.5250250.2252.35.07.7~8.99.6~11.111.9~13.714.8~17.118.4~22.022.7~27.2280280.3282.69.88.6~9.910.7~12.413.4~15.516.6~19.920.6~24.725.4~30.4315315.3317.911.19.7~11.212.1~14.015.0~

5、17.318.7~22.423.2~27.828.6~34.3355355.3358.212.510.9~12.613.6~15.716.9~20.221.1~25.326.1~31.332.2~38.6400400.4403.614.012.3~14.215.3~17.619.1~22.923.7~28.429.4~35.236.3~43.5450450.4454.115.613.8~15.917.2~20.621.5~25.726.7~32.033.1~39.740.9~49.0500500.4504.517.515.3~17.619.1~2

6、2.923.9~28.629.7~35.636.8~44.145.4~54.4560560.4565.019.617.2~20.621.4~25.626.7~32.033.2~39.241.2~49.450.8~60.9630630.5635.722.119.3~23.124.1~28.930.0~35.937.4~44.846.3~55.557.2~68.6710710.6716.4--21.8~26.127.2~32.633.9~40.642.1~50.552.2~62.6--800800.8807.2--24.5~29.330.6~36.7

7、38.1~45.747.4~56.858.8~70.5--备注：本工艺尺寸为23oC下控制值。生产中若存在争议，以产品在23oC±2环境下放置24小时后测量尺寸为准。燃气用埋地聚乙烯管材工艺尺寸标准公称外径dn,㎜下线管温（oC）平均外径（㎜）最大不圆度壁厚e，㎜标准尺寸比SDR17.6SDR11dem,mindem,max1621～30oC16.016.31.22.3~2.73.0~3.42021～30oC20.020.31.22.3~2.73.0~3.42521～30oC25.025.31.22.3~2.73.0~3.43221～30oC32

8、.032.31.22.3~2.73.0~3.44021～30oC40.040.41.32.3~2.73.7~4.25021～30oC50