单位：Kg/m
壁 厚
外 径
6.5
7
8
8.5
9
10
12
32
4.088
38
5.049
42
5.691
45
6.172
50
6.973
7.423
8.286
8.699
54
7.614
8.114
9.075
9.538
57
8.095
8.632
9.667
10.167
60
8.576
9.149
10.259
10.796
63.5
9.137
9.754
10.950
11.529
68
9.858
10.530
11.838
12.473
70
10.179
10.876
12.232
12.892
13.539
14.797
17.164
73
10.660
11.394
12.824
13.521
14.205
15.537
18.052
76
11.141
11.912
13.416
14.150
14.871
16.277
18.940
89
13.225
14.156
15.981
16.875
17.756
19.483
22.787
108
16.270
17.436
19.729
20.858
21.973
24.168
28.410
133
20.278
21.751
24.662
26.098
27.522
30.334
35.809
159
24.446
26.240
29.791
31.548
33.293
36.746
43.503
219
34.064
36.598
41.629
44.126
46.610
51.543
61.259
273
42.720
45.920
52.283
55.445
58.596
64.860
77.240
325
51.056
54.897
62.542
66.346
70.137
77.684
92.629
355
55.865
60.076
68.460
72.634
76.796
85.082
101.507
377
59.391
63.873
72.801
77.246
81.679
90.508
108.018
426
67.246
72.332
82.468
87.518
92.555
102.592
122.519
450
71.093
76.475
87.203
92.549
97.882
108.511
129.621
480
75.902
81.654
93.122
98.837
104.540
115.909
138.499
530
83.917
90.286
102.987
109.319
115.638
128.240
153.296
630
99.947
107.549
122.716
130.281
137.833
152.902
182.890