管道保温计算公式

管道保温量计算表,,,,,,,,,,,,,,,

序号,管道规格,,普通管,,加厚管,,1米分配管接头重量,保温厚度,,,每米立方数,,,管长,总体积

,公称直径,管道外径,壁厚,理论重量,壁厚,理论重量,（6米一个管接头）,聚苯乙烯,,玻璃棉,聚苯乙烯,,玻璃棉,,

1,DN20,26.75,2.75,1.63,3.5,2.01,0.02,40,45,35,0.0029359,0.003479513,0.002031629,,0

2,DN25,33.5,3.25,2.42,4,2.91,0.03,40,45,35,0.0033598,0.0039564,0.002721791,,0

3,DN32,42.25,3.25,3.13,4,3.77,0.04,40,45,35,0.0039093,0.004574588,0.003722912,,0

4,DN40,48,3.5,3.84,4.25,4.53,0.06,45,50,40,0.004980825,0.0057305,0.00482304,,0

5,DN50,60,3.5,4.88,4.5,6.16,0.08,45,50,40,0.005828625,0.0066725,0.006594,,0

6,DN65,75.5,3.75,6.64,4.5,7.83,0.13,45,50,40,0.0069237,0.00788925,0.009216096,,0

7,DN80,88.5,4,8.34,4.75,9.81,0.2,55,60,45,0.0100166,0.0111627,0.012400841,,0

8,DN100,114,4,10.85,5,13.44,0.4,55,60,45,0.012218525,0.0135648,0.01825596,,0

普通钢管适用公称压力Pg≤1.0MPa，加厚钢管适用公称压力Pg≤1.6MPa，表中理论重量是不镀锌钢管的重量镀锌管增加3~6%,,,,,,,,,,,,,,,

空调水系统中常用的一般无缝钢管规格表,,,,,,,,,,,,,,,

序号,公称直径,外径mm,壁厚,重量Kg/m,保温厚度,,,每米立方数,,,管长,总体积,,,

1,10,14,3,0.814,聚苯乙烯,,玻璃棉,聚苯乙烯,,玻璃棉,,,,,

2,15,18,3,1.11,40,45,35,0.0023864,0.002861325,0.001950725,,0,,,

3,20,25,3,1.63,40,45,35,0.002826,0.003355875,0.002335375,,0,,,

4,25,32,3.5,2.46,40,45,35,0.0032656,0.003850425,0.002720025,,0,,,

5,32,38,3.5,2.98,45,50,40,0.004274325,0.0049455,0.0036424,,0,,,

6,40,45,3.5,3.58,45,50,40,0.004768875,0.005495,0.004082,,0,,,

7,50,57,3.5,4.62,45,50,40,0.005616675,0.006437,0.0048356,,0,,,

8,65,76,4,7.1,55,60,45,0.008937225,0.0099852,0.006959025,,0,,,

9,80,89,4,8.38,55,60,45,0.010059775,0.0112098,0.007877475,,0,,,

10,100,108,4,10.26,55,60,45,0.011700425,0.0129996,0.009219825,,0,,,

11,125,133,4,12.73,55,60,45,0.013859175,0.0153546,0.010986075,,0,,,

12,150,159,4.5,17.15,55,60,45,0.016104275,0.0178038,0.012822975,,0,,,

13,200,219,6,31.54,60,65,50,0.0234558,0.025665575,0.019154,,0,,,

14,250,273,7,45.92,60,65,50,0.0285426,0.031176275,0.023393,,0,,,

15,300,325,8,62.54,60,65,50,0.033441,0.036482875,0.027475,,0,,,

16,400,426,9,92.55,70,,50,0.0506639,0,0.0354035,,0,,,

17,500,530,9,105.5,70,,50,0.0620935,0,0.0435675,,0,,,

无缝钢管制造方法分为,,,,,,,,,,,,,,,

热扎管和冷扎管，冷扎管的最大公称直径200mm，热扎管的最大公称直径为600mm。,,,,,,,,,,,,,,,

在管道工程中，管径超过57mm时常选用热扎管，管径小于57mm时常选用冷扎管。,,,,,,,,,,,,,,,

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