螺旋钢管公称外径、公称壁厚和单位长度重量  
 

公称外径
公 称 壁 厚
6.0
7.0
8.0
9.0
10.0
11.0
12.0
13.0
14.0
15.0
16.0
18.0
20.0
22.0
mm
in
219.1
8-5/8
31.53
36.61
41.65
273.1
10-3/4
39.52
45.94
52.30
323.9
12-3/4
47.04
54.71
62.32
69.89
77.41
(325)
47.20
54.90
62.54
70.14
77.68
355.6
14
51.73
60.18
68.58
76.93
85.23
(377.0)
54.89
63.87
72.80
81.67
90.50
406.4
16
59.25
68.95
78.60
88.20
97.76
107.26
116.72
(426.0)
62.41
72.33
82.46
92.55
102.59
112.58
122.51
457
18
66.73
77.68
88.58
99.44
110.24
120.99
131.69
(478.0)
69.84
81.30
92.72
104.09
115.41
126.69
137.90
508.0
20
74.28
86.49
98.65
110.75
122.81
134.82
146.79
158.69
170.56
(529.0)
77.38
90.11
102.78
115.40
127.99
140.52
152.99
165.43
177.80
559.0
22
81.82
95.29
108.70
122.07
135.38
148.65
161.88
175.04
188.17
610.0
24
89.37
104.10
118.77
133.39
147.97
162.48
176.97
191.40
205.78
(630.0)
92.33
107.54
122.71
137.83
152.90
167.92
182.89
197.81
212.68
660.0
26
96.77
112.73
128.63
144.48
160.30
176.05
191.77
207.43
223.04
711.0
28
104.32
121.53
138.70
155.81
172.88
189.89
206.86
223.78
240.65
257.47
274.24
(720.0)
105.65
123.09
140.47
157.81
175.10
192.34
209.52
226.66
243.75
260.80
277.79
762.0
30
111.86
130.34
148.76
167.13
185.45
203.73
221.95
240.13
258.26
276.33
294.36
813.0
32
119.41
139.14
158.82
178.45
198.03
217.56
237.05
256.48
275.86
295.20
314.48
(820.0)
12.45
140.35
160.20
180.00
199.76
219.46
239.12
258.72
278.28
297.79
317.25
864.0
34
147.94
168.88
189.77
210.61
231.40
252.14
272.83
293.48
314.06
334.61
914.0
39
178.75
200.87
222.94
244.96
266.94
288.86
310.73
332.56
354.34
(920.0)
179.93
202.20
224.42
246.59
268.70
290.78
312.79
334.78
356.68
965.0
38
188.81
212.19
235.52
258.80
282.03
305.21
328.34
351.43
374.46
1016.0
40
198.87
223.51
248.09
272.63
297.12
321.56
345.95
370.29
394.58
443.02
(1020.0)
199.66
224.39
249.08
273.72
298.31
322.84
347.33
371.77
396.16
444.77
1067.0
42
208.93
234.83
260.67
286.47
312.21
337.91
363.56
389.16
414.71
465.66
1118.0
44
218.99
246.15
273.25
300.30
327.31
354.26
371.17
408.02
434.83
488.30
1168.0
46
228.86
257.24
285.58
313.87
342.10
370.29
398.43
426.52
454.56
510.49
1219.0
48
238.92
268.56
298.16
327.70
357.20
386.64
416.04
445.39
474.68
553.13
(1220.0)
239.12
268.79
298.40
327.97
357.49
386.96
416.38
445.76
475.08
533.58
1321.0
52
291.20
323.31
327.97
387.38
419.34
451.26
483.12
514.93
578.41
(1420.0)
347.72
355.37
416.66
451.08
485.41
519.74
553.96
622.32
690.52
1422.0
56
348.22
382.23
417.27
451.72
486.13
520.48
554.79
623.25
691.51
759.58
1524.0
60
373.38
410.44
447.46
484.43
521.34
558.21
595.03
668.52
741.82
814.91
(1620.0)
397.03
436.48
457.84
515.20
554.46
593.73
623.87
711.11
789.12
867.00
1626.0
64
398.53
438.11
477.64
517.13
556.56
595.95
635.28
713.80
792.13
810.26
1727.0
68
423.44
465.51
507.53
549.51
591.43
633.31
675.13
758.64
841.94
925.05
(1820.0)
446.37
490.74
535.06
579.32
623.50
667.71
711.79
799.92
887.81
975.51
1829.0
72
493.18
626.65
671.04
714.20
803.92
890.77
980.39
1930.0
76
661.52
708.40
755.23
848.75
942.07
1035.19
(2020.0)
692.60
741.69
790.75
888.70
986.41
1084.02
2032.0
80
696.74
746.13
795.48
894.03
992.38
1090.53
(2220.0)
761.65
815.68
869.66
977.50
1085.80
1192.53
(2420.0)
948.58
1066.26
1183.75
1301.04
(2540.0)
100
995.93
1119.53
1242.94
1366.15
(2845.0)
112
1116.28
1254.93
1393.37
1531.63
1、经供需双方协议，可供应介于本表所列公称外径和公称壁厚之间的尺寸和钢管。
2、本表中加括号的公称外径钢管为保留直径。

 
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