钢管和无缝钢管的体积与表面积表
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0.4640
0.5426
20
0.2268
0.2425
0.2645
0.2897
0.3085
0.3462
0.3965
0.4373
0.4970
0.5755
25
0.2598
0.2755
0.2975
0.3226
0.3415
0.3792
0.4295
0.4703
0.5300
0.6085
30
0.2928
0.3085
2.2720
2.5516
50
0.8551
1.0436
1.1253
1.2133
1.3766
1.5400
1.6940
1.8573
2.0175
2.3380
2.6176
60
0.9211
1.1096
1,1913
1.2793
1.4426
1.6060
1.7599
1.9233
2.0835
2.4040
2.6836
70
1.4772
1.6405
1.8039
1.9578
2.1212
2.2814
2.6019
2.8815
100
1.1850
1.3735
1.4552
1,5432
1.7065
1.8b99
2.0238
2.1872
2.3474
2.6678
2.9474
三.钢管与保温层体积计算表
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
0.00t7
0.0019
0.0023
0.0028
0.0032
0.0040
0.0049
5
0.5583
0.7468
0.8284
0.9164
1.0798
1.2431
1.3971
1.5604
1.7207
2.0411
2.3207
10
0.5912
0.7797
0.8614
0.9494
1.1128
1.2761
1.4301
1.5934
1.7536
2.0741
2.3537
15
0.6242
0.8127
0.8944
2.3380
2.6176
助
0.9400
1.1096
1.2793
1.4426
1.6060
1.7599
1.9233
2.0867
2.4040
2.6836
70
1.0059
1.1756
1.3452
1.5086
1.6720
1.8259
1.9893
2.1526
2.4699
2.7495
80
1.0719
1.2416
1.4112
a:保温层厚度
二.无缝钢管与保温层表面积计算表
单位:m2/m
管道公称直径(mm)
22
27
34
42
48
60
76
89
108
133
保温层厚度(mm)
0
0.0691
0.0848
0.1068
0.1319
0.1508
0.1885
0.2388
0.2796
0.3393
0.4178
5
0.1279
0.1436
0.1656
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
1.2431
1.3971
1.5604
1.7238
2.0411
2.3207
10
0.6101
0.7797
0.9494
1.1128
1.2761
1.4301
1.5934
1.7568
2.0741
2.3537
15
0.6431
0.8127
0.9824
1.1457
1.3091
1.4630
1.6264
1.7898
2.1071
1.5746
1.7379
1.8919
2.0552
1.2186
2.5359
2.8155
90
1.1379
1.3071
1.4772
1.6405
1.8039
1.9578
2.1212
2.2846
2.6019
2.8815
100
1.2039
1.3735
1.5432
1.7065
1.8699
2.0238
2.1872
2.3505
0.9243
0.9651
1.0248
1.1033
单位:m2/m
管道公称直径(mm)
159
219
245
273
325
377
426
478
529
631
720
保温层厚度(mm)
0
0.4995
0.6880
0.7697
0.8577
1.0210
1.1844
1.3383
1.5017
1.6619
1.9823
2.2620
1.5290
1.6924
1.8526
2.1730
2.4526
30
0.7232
0.9117
0.9934
1.0813
1.2447
1.4081
1.5620
1.7254
1.8856
2.2060
2.4856
40
0.7892
0.9777
1.0593
1.1473
1.3107
1.4740
1.6280
1.7913
1.95]6
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
0.0235
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
0.9824
1.1457
1.3091
1.4630
1.6264
1.7866
2.1071
2.3867
20
0.6572
0.8457
0.9274
1.0154
1.1787
1.3421
1.4960
1.6594
1.8196
2.1401
2.4197
25
0.6902
0.8787
0.9604
1.0484
1.2117
1.3751
0.0054
0.0062
0.0070
0.0078
0.0087
0.0103
0.0118
10
0.0057
0.0074
0.0092
0.0109
0.0126
0.0142
0.0158
0.0175
0.0208
0.0237
15
0.0088
0.0114
0.1907
0.2095
0.2472
0.2975
0.3384
0.3980
0.4766
10
0.1608
0.1766
0.1985
0.2237
0.2425
0.2802
0.3305
0.3713
0.4310
0.5096
15
0.1938
0.2095
0.2315
0.Z67
0.2755
0.3132
0.3635
0.4043
0.3305
0.3556
0.3745
0.4122
0.4624
0.5033
0.5630
0.6415
40
0.3588
0.3745
0.3965
0.4216
0.4405
0.4782
0.5284
0.5693
0.6289
0.7075
50
0.4247
0.4405
0.4624
0.4876
0.5064
0.5441
0.5944
一.钢管与保温层表面积计
单位:m2/m
管道公称直径(mm)
15
20
25
32
40
50
70
80
100
125
保温层厚度(mm)
0
0.0669
0.0842
0.1053
0.1329
0.1508
0.0.3581
0.4398
5
0.1257
0.1429
0.1640
0.1916
0.2095
1.0436
1.1253
单位:m2/m
管道公称直径(mm)
150
200
250
300
350
400
450
500
600
700
保温层厚度(mm)
0
0.5184
0.6880
0.8579
1.0210
1.1844
1.3383
1.5017
1.6650
1.9823
2.2620
5
0.5771
0.7468
0.9164
1.0798
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
单位:m2/m
管道公称直径(mm)
150
200
250
300
350
400
450
500
600
700
保温层厚度(mm)
5
0.0028
0.0036
0.0045
2.6678
2.9474
注:海米管道保温层表面积按下列公式计算:S:π(a+2δ+2δ×5%+2d1+3d2)
式中:S:管道保温层表面积;
a:管道外径;
d1:用于捆扎保温材料的金属线或钢带厚度(取定16#线2d1;0.0032);
d2:防潮层厚度(取定350克油毡纸3d2=0.005);
5%:保温材料允许超厚系数;
0.6352
0.6949
0.7735
60
0.4907
0.5064
0.5284
0.5535
0.5724
0.6101
0.6604
0.7012
0.7609
0.8394
70
0.5567
0.5724
0.5944
0.6195
0.6384
0.6761
0.7263
0.7672
0.8269
0,9054
80
0.6227
1.2447
1.4081
1.5620
1.7254
1.8887
2.2060
2.4856
40
0.8080
0.9777
1.1473
1.3107
1.4740
1.6280
1.7913
1.9547
2.2720
2.5516
50
0.8740
1.0436
1.2133
1.3766
1.5400
1.6940
1.8573
2.0207
20
0.2246
0.2419
0.2630
0.2906
0.3085
0.3462
0.3949
0.4357
0.5159
0.5975
25
0.2576
0.2749
0.2959
0.3236
0.3415
6.3792
0.4279
0.4687
0.5488
0.6305
30
0.2906
0.3079
0.3289
0.3566
0.6864
0.7043
0.7420
0.7907
0.8316
0.9117
0.9934
90
0.6864
0.7037
0.7248
0.7524
0.7703
0.8080
0.8567
0.8976
0.9777
1.0593
100
0.7524
0.7697
0.7907
0.8184
0.8363
0.8740
0.9227
0.9635
0.6384
0.6604
0.6855
0.7043
0.7420
0.7923
0.8332
0.8928
0.9714
90
0.6886
0.7043
0.7263
0.7515
0.7703
0.8080
0.8583
0.8991
0.9588
1.0374
100
0.7546
0.7703
0.7923
0.8174
0.8363
0.5426
20
0.2268
0.2425
0.2645
0.2897
0.3085
0.3462
0.3965
0.4373
0.4970
0.5755
25
0.2598
0.2755
0.2975
0.3226
0.3415
0.3792
0.4295
0.4703
0.5300
0.6085
30
0.2928
0.3085
2.2720
2.5516
50
0.8551
1.0436
1.1253
1.2133
1.3766
1.5400
1.6940
1.8573
2.0175
2.3380
2.6176
60
0.9211
1.1096
1,1913
1.2793
1.4426
1.6060
1.7599
1.9233
2.0835
2.4040
2.6836
70
1.4772
1.6405
1.8039
1.9578
2.1212
2.2814
2.6019
2.8815
100
1.1850
1.3735
1.4552
1,5432
1.7065
1.8b99
2.0238
2.1872
2.3474
2.6678
2.9474
三.钢管与保温层体积计算表
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
0.00t7
0.0019
0.0023
0.0028
0.0032
0.0040
0.0049
5
0.5583
0.7468
0.8284
0.9164
1.0798
1.2431
1.3971
1.5604
1.7207
2.0411
2.3207
10
0.5912
0.7797
0.8614
0.9494
1.1128
1.2761
1.4301
1.5934
1.7536
2.0741
2.3537
15
0.6242
0.8127
0.8944
2.3380
2.6176
助
0.9400
1.1096
1.2793
1.4426
1.6060
1.7599
1.9233
2.0867
2.4040
2.6836
70
1.0059
1.1756
1.3452
1.5086
1.6720
1.8259
1.9893
2.1526
2.4699
2.7495
80
1.0719
1.2416
1.4112
a:保温层厚度
二.无缝钢管与保温层表面积计算表
单位:m2/m
管道公称直径(mm)
22
27
34
42
48
60
76
89
108
133
保温层厚度(mm)
0
0.0691
0.0848
0.1068
0.1319
0.1508
0.1885
0.2388
0.2796
0.3393
0.4178
5
0.1279
0.1436
0.1656
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
1.2431
1.3971
1.5604
1.7238
2.0411
2.3207
10
0.6101
0.7797
0.9494
1.1128
1.2761
1.4301
1.5934
1.7568
2.0741
2.3537
15
0.6431
0.8127
0.9824
1.1457
1.3091
1.4630
1.6264
1.7898
2.1071
1.5746
1.7379
1.8919
2.0552
1.2186
2.5359
2.8155
90
1.1379
1.3071
1.4772
1.6405
1.8039
1.9578
2.1212
2.2846
2.6019
2.8815
100
1.2039
1.3735
1.5432
1.7065
1.8699
2.0238
2.1872
2.3505
0.9243
0.9651
1.0248
1.1033
单位:m2/m
管道公称直径(mm)
159
219
245
273
325
377
426
478
529
631
720
保温层厚度(mm)
0
0.4995
0.6880
0.7697
0.8577
1.0210
1.1844
1.3383
1.5017
1.6619
1.9823
2.2620
1.5290
1.6924
1.8526
2.1730
2.4526
30
0.7232
0.9117
0.9934
1.0813
1.2447
1.4081
1.5620
1.7254
1.8856
2.2060
2.4856
40
0.7892
0.9777
1.0593
1.1473
1.3107
1.4740
1.6280
1.7913
1.95]6
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
0.0235
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
0.9824
1.1457
1.3091
1.4630
1.6264
1.7866
2.1071
2.3867
20
0.6572
0.8457
0.9274
1.0154
1.1787
1.3421
1.4960
1.6594
1.8196
2.1401
2.4197
25
0.6902
0.8787
0.9604
1.0484
1.2117
1.3751
0.0054
0.0062
0.0070
0.0078
0.0087
0.0103
0.0118
10
0.0057
0.0074
0.0092
0.0109
0.0126
0.0142
0.0158
0.0175
0.0208
0.0237
15
0.0088
0.0114
0.1907
0.2095
0.2472
0.2975
0.3384
0.3980
0.4766
10
0.1608
0.1766
0.1985
0.2237
0.2425
0.2802
0.3305
0.3713
0.4310
0.5096
15
0.1938
0.2095
0.2315
0.Z67
0.2755
0.3132
0.3635
0.4043
0.3305
0.3556
0.3745
0.4122
0.4624
0.5033
0.5630
0.6415
40
0.3588
0.3745
0.3965
0.4216
0.4405
0.4782
0.5284
0.5693
0.6289
0.7075
50
0.4247
0.4405
0.4624
0.4876
0.5064
0.5441
0.5944
一.钢管与保温层表面积计
单位:m2/m
管道公称直径(mm)
15
20
25
32
40
50
70
80
100
125
保温层厚度(mm)
0
0.0669
0.0842
0.1053
0.1329
0.1508
0.0.3581
0.4398
5
0.1257
0.1429
0.1640
0.1916
0.2095
1.0436
1.1253
单位:m2/m
管道公称直径(mm)
150
200
250
300
350
400
450
500
600
700
保温层厚度(mm)
0
0.5184
0.6880
0.8579
1.0210
1.1844
1.3383
1.5017
1.6650
1.9823
2.2620
5
0.5771
0.7468
0.9164
1.0798
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
单位:m2/m
管道公称直径(mm)
150
200
250
300
350
400
450
500
600
700
保温层厚度(mm)
5
0.0028
0.0036
0.0045
2.6678
2.9474
注:海米管道保温层表面积按下列公式计算:S:π(a+2δ+2δ×5%+2d1+3d2)
式中:S:管道保温层表面积;
a:管道外径;
d1:用于捆扎保温材料的金属线或钢带厚度(取定16#线2d1;0.0032);
d2:防潮层厚度(取定350克油毡纸3d2=0.005);
5%:保温材料允许超厚系数;
0.6352
0.6949
0.7735
60
0.4907
0.5064
0.5284
0.5535
0.5724
0.6101
0.6604
0.7012
0.7609
0.8394
70
0.5567
0.5724
0.5944
0.6195
0.6384
0.6761
0.7263
0.7672
0.8269
0,9054
80
0.6227
1.2447
1.4081
1.5620
1.7254
1.8887
2.2060
2.4856
40
0.8080
0.9777
1.1473
1.3107
1.4740
1.6280
1.7913
1.9547
2.2720
2.5516
50
0.8740
1.0436
1.2133
1.3766
1.5400
1.6940
1.8573
2.0207
20
0.2246
0.2419
0.2630
0.2906
0.3085
0.3462
0.3949
0.4357
0.5159
0.5975
25
0.2576
0.2749
0.2959
0.3236
0.3415
6.3792
0.4279
0.4687
0.5488
0.6305
30
0.2906
0.3079
0.3289
0.3566
0.6864
0.7043
0.7420
0.7907
0.8316
0.9117
0.9934
90
0.6864
0.7037
0.7248
0.7524
0.7703
0.8080
0.8567
0.8976
0.9777
1.0593
100
0.7524
0.7697
0.7907
0.8184
0.8363
0.8740
0.9227
0.9635
0.6384
0.6604
0.6855
0.7043
0.7420
0.7923
0.8332
0.8928
0.9714
90
0.6886
0.7043
0.7263
0.7515
0.7703
0.8080
0.8583
0.8991
0.9588
1.0374
100
0.7546
0.7703
0.7923
0.8174
0.8363