礦(kuàng)用流(liú)體輸送電焊鋼管的尺寸規格(gé)
外徑(jìng)
D /mm |
壁 厚S/mm |
2.5 |
3.0 |
3.5 |
4.0 |
4.5 |
5.0 |
5.5 |
6.0 |
6.5 |
7.0 |
7.5 |
8.0 |
8.5 |
9.0 |
9.5 |
10 |
11 |
12 |
理論質量/(kg/m) |
21.3 |
1.16 |
1.35 |
1.54 |
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26.8 |
1.50 |
1.76 |
2.01 |
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33 |
1.88 |
2.22 |
2.55 |
2.86 |
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42 |
2.44 |
2.89 |
3.32 |
3.75 |
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45 |
2.62 |
3.11 |
3.58 |
4.04 |
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48 |
2.81 |
3.33 |
3.84 |
4.34 |
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57 |
3.36 |
3.99 |
4.62 |
5.23 |
5.83 |
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60 |
3.54 |
4.22 |
4.88 |
5.52 |
6.16 |
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70 |
4.16 |
4.96 |
5.74 |
6.51 |
7.27 |
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76 |
4.53 |
5.40 |
6.26 |
7.10 |
7.93 |
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89 |
|
6.36 |
7.38 |
8.38 |
9.38 |
10.36 |
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95 |
|
6.81 |
7.90 |
8.98 |
10.04 |
11.10 |
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102 |
|
7.32 |
8.50 |
9.67 |
10.82 |
11.96 |
13.09 |
14.20 |
15.31 |
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|
108 |
|
7.77 |
9.02 |
10.26 |
11.49 |
12.70 |
13.90 |
15.09 |
16.27 |
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外徑
D /mm |
壁 厚S/mm |
2.5 |
3.0 |
3.5 |
4.0 |
4.5 |
5.0 |
5.5 |
6.0 |
6.5 |
7.0 |
7.5 |
8.0 |
8.5 |
9.0 |
9.5 |
10 |
11 |
12 |
理論質量/(kg/m) |
114 |
|
|
9.54 |
10.B5 |
12.15 |
13.44 |
14.72 |
15.98 |
17.23 |
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|
121 |
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|
10.14 |
11.54 |
12.93 |
14.30 |
15.67 |
17.02 |
18.35 |
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127 |
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10.66 |
12.13 |
13.59 |
15.04 |
16.48 |
17.90 |
19.31 |
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|
133 |
|
|
11.18 |
12.72 |
14.26 |
15.78 |
17.29 |
18.79 |
20.28 |
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140 |
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13.42 |
15.04 |
16.65 |
18.24 |
19.83 |
21.40 |
22.96 |
24.51 |
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152 |
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14.60 |
16.37 |
18.13 |
19.87 |
21.60 |
23.32 |
25.03 |
26.73 |
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159 |
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15.29 |
17.14 |
18.99 |
20.82 |
22.64 |
24.44 |
22.64 |
26.24 |
28.02 |
29.79 |
31.55 |
33.29 |
35.02 |
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165 |
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|
17.81 |
19.73 |
21.63 |
23.53 |
25.41 |
27.27 |
29.13 |
30.97 |
32.80 |
34.62 |
36.43 |
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|
168 |
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|
18.14 |
20.10 |
22.04 |
23.97 |
25.89 |
27.79 |
29.68 |
31.56 |
33.43 |
35.29 |
37.13 |
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|
180 |
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|
19.48 |
21.58 |
23.67 |
25.75 |
27.81 |
29.86 |
31.90 |
33.93 |
35.95 |
37.95 |
39.94 |
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|
194 |
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23.30 |
25.57 |
27.82 |
30.05 |
32.28 |
34.49 |
36.69 |
38.88 |
41.06 |
43.22 |
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203 |
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24.41 |
26.79 |
29.15 |
31.50 |
33.83 |
36.16 |
38.47 |
40.77 |
43.06 |
45.33 |
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|
219 |
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26.39 |
28.96 |
31.52 |
34.06 |
36.60 |
39.12 |
41.63 |
44.12 |
46.61 |
49.08 |
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245 |
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29.59 |
32.48 |
35.36 |
38.23 |
41.08 |
43.93 |
46.76 |
49.57 |
52.38 |
55.17 |
57.95 |
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|
273 |
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33.04 |
36.28 |
39.51 |
42.72 |
45.92 |
49.10 |
52.28 |
55.44 |
58.59 |
61.73 |
64.86 |
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|
295 |
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42.76 |
46.24 |
49.71 |
53.17 |
56.62 |
60.05 |
63.47 |
66.88 |
70.28 |
77.04 |
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325 |
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|
47.20 |
51.05 |
54.89 |
58.72 |
62.53 |
66.34 |
70.13 |
73.91 |
77.67 |
85.18 |
|
377 |
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|
54.89 |
59.39 |
63.87 |
68.34 |
72.80 |
77.24 |
81.67 |
86.09 |
90.50 |
99.28 |
108.01 |
402 |
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|
58.59 |
63.39 |
68.18 |
72.96 |
77.73 |
82.48 |
87.22 |
91.95 |
96.67 |
106.06 |
115.41 |
426 |
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62.14 |
67.24 |
72.33 |
77.40 |
82.46 |
87.51 |
92.55 |
97.57 |
102.59 |
112.57 |
122.51 |
450 |
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|
65.69 |
71.09 |
76.47 |
81.84 |
87.20 |
92.54 |
97.88 |
103.20 |
108.50 |
119.08 |
129.61 |
480 |
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|
70.13 |
75.90 |
81.65 |
87.39 |
93.12 |
98.83 |
104.53 |
110.22 |
115.90 |
127.22 |
138.49 |
508 |
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74.28 |
80.39 |
86.48 |
92.57 |
98.64 |
104.70 |
110.75 |
116.78 |
122.81 |
134.82 |
146.78 |
注:根據需(xū)方(fāng)要求,並經供需雙方(fāng)協議,可供介於表中所列外徑和壁(bì)厚之間尺寸的鋼管(guǎn)。
礦用流體輸送電焊鋼管的允許偏(piān)差(mm)
外 徑 |
允許(xǔ)偏差 |
壁 厚 |
允許偏差 |
D≤50 |
±0.5 |
2.5~12 |
±12% |
D>50 |
±0.90% |
注:
1.鋼管的(de)通常長(zhǎng)度為4~12m。定尺和倍尺長度應在通常長度範圍內,總(zǒng)長度允許偏差為+150mm。倍尺(chǐ)長度的鋼管應在每個倍尺間留(liú)5~15mm的(de)切口餘量。
2.鋼管的彎曲度每米不大於(yú)1.2mm,總彎曲度不大(dà)於鋼管全長的0.12%。
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