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双壁中空螺旋管(Q/HDS006-2005) 单位:mm
公称外径
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平均外径允许差
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壁厚
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最小平均外径
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参考重量
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最小平均外径
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****平均外径
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最小壁厚
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允许差
|
110
|
109.4
|
110.4
|
1.0
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+0.3
|
97
|
1.471
|
160
|
159.1
|
160.5
|
1.2
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+0.4
|
135
|
2.496
|
200
|
198.8
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200.6
|
1.4
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+0.4
|
172
|
3.685
|
250
|
248.5
|
250.8
|
1.7
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+0.4
|
216
|
5.609
|
280
|
278.4
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280.9
|
1.8
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+0.4
|
243
|
6.671
|
315
|
313.2
|
316
|
1.9
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+0.4
|
270
|
7.859
|
355
|
352.9
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356.1
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2.1
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+0.5
|
310
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9.906
|
400
|
397.6
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401.2
|
2.3
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+0.5
|
340
|
12.017
|
450
|
447.3
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451.4
|
2.5
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+0.5
|
383
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14.707
|
500
|
497.0
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501.5
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2.8
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+0.5
|
432
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18.477
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< |
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