单位：m3/m
|
|
管道公称直径（mm） |
||||||||||
|
15 |
20 |
25 |
32 |
40 |
50 |
70 |
80 |
100 |
125 |
||
|
保 温 层 厚 度 （mm） |
5 |
0.0004 |
0.0005 |
0.0006 |
0.0008 |
0.0009 |
0.0011 |
0.0013 |
0.0015 |
0.0019 |
0.0024 |
|
10 |
0.0010 |
0.0012 |
0.0014 |
0.0017 |
0.0019 |
0.0023 |
0.0028 |
0.0032 |
0.0040 |
0.0049 |
|
|
15 |
0.0018 |
0.0021 |
0.0024 |
0.0028 |
0.0031 |
0.0037 |
0.0044 |
0.0051 |
0.0063 |
0.0076 |
|
|
20 |
0.0027 |
0.0031 |
0.0035 |
0.0041 |
0.0045 |
0.0052 |
0.0062 |
0.0071 |
0.0087 |
0.0104 |
|
|
25 |
0.0038 |
0.0043 |
0.0048 |
0.0055 |
0.0060 |
0.0070 |
0.0082 |
0.0093 |
0.0113 |
0.0135 |
|
|
30 |
0.0051 |
0.0056 |
0.0063 |
0.0071 |
0.0077 |
0.0089 |
0.0104 |
0.0116 |
0.0141 |
0.0166 |
|
|
40 |
0.0081 |
0.0088 |
0.0097 |
0.0109 |
0.0116 |
0.0132 |
0.0152 |
0.0169 |
0.0202 |
0.0235 |
|
|
50 |
0.0118 |
0.0127 |
0.0138 |
0.0152 |
0.0162 |
0.0181 |
0.0206 |
0.0227 |
0.0269 |
0.0311 |
|
|
60 |
0.0162 |
0.0173 |
0.0186 |
0.0203 |
0.0214 |
0.0238 |
0.0268 |
0.0293 |
0.0343 |
0.0393 |
|
|
70 |
0.0213 |
0.0225 |
0.0240 |
0.0260 |
0.0273 |
0.0301 |
0.0336 |
0.0365 |
0.0423 |
0.0482 |
|
|
80 |
0.0270 |
0.0284 |
0.0302 |
0.0324 |
0.0339 |
0.0370 |
0.0411 |
0.0444 |
0.0511 |
0.0578 |
|
|
90 |
0.0334 |
0.0350 |
0.0369 |
0.0395 |
0.0412 |
0.0447 |
0.0492 |
0.0530 |
0.0605 |
0.0680 |
|
|
100 |
0.0404 |
0.0422 |
0.0444 |
0.0473 |
0.0491 |
0.0530 |
0.0580 |
0.0622 |
0.0705 |
0.0790 |
|
注：每米管道保温层体积按下列公式计算：
V=π(a+δ+2δ×3.3%)×(δ+δ×3.3%)
式中：
V：保温层体积；
a：管道外径；
3.3%：保温材料允许超厚系数；
δ：保温层厚度。
单位：m3/m
|
|
管道公称直径（mm） |
||||||||||
|
150 |
200 |
250 |
300 |
350 |
400 |
450 |
|
|
|
||
|
保 温 层 厚 度 （mm） |
5 |
0.0028 |
0.0036 |
0.0045 |
0.0054 |
0.0062 |
0.0070 |
0.0078 |
|
|
|
|
10 |
0.0057 |
0.0074 |
0.0092 |
0.0109 |
0.0126 |
0.142 |
0.0158 |
|
|
|
|
|
15 |
0.0088 |
0.0114 |
0.0140 |
0.0166 |
0.0191 |
0.0215 |
0.0240 |
|
|
|
|
|
20 |
0.0121 |
0.0156 |
0.0191 |
0.0224 |
0.0258 |
0.0290 |
0.0324 |
|
|
|
|
|
25 |
0.0155 |
0.0199 |
0.0242 |
0.0285 |
0.0327 |
0.0367 |
0.0409 |
|
|
|
|
|
30 |
0.0191 |
0.0243 |
0.0296 |
0.0347 |
0.0397 |
0.0445 |
0.0496 |
|
|
|
|
|
40 |
0.0268 |
0.0338 |
0.0408 |
0.0476 |
0.0543 |
0.0607 |
0.0674 |
|
|
|
|
|
50 |
0.0352 |
0.0439 |
0.0527 |
0.0611 |
0.0696 |
0.0775 |
0.0859 |
|
|
|
|
|
60 |
0.0442 |
0.0547 |
0.0652 |
0.0754 |
0.0855 |
0.0950 |
0.1051 |
|
|
|
|
|
70 |
0.0539 |
0.0662 |
0.0784 |
0.0903 |
0.1021 |
0.1132 |
0.1250 |
|
|
|
|
|
80 |
0.0643 |
0.0783 |
0.0923 |
0.1058 |
0.1193 |
0.1321 |
0.1456 |
|
|
|
|
|
90 |
0.0753 |
0.0911 |
0.1096 |
0.1221 |
0.1373 |
0.1516 |
0.1668 |
|
|
|
|
|
100 |
0.0871 |
0.1046 |
0.1221 |
0.1390 |
0.1559 |
0.1718 |
0.1886 |
|
|
|
|
