20/45/16Mn厚壁无缝钢管供应
194*35
|
55T
|
245*30
|
14T
|
351*25
|
20T
|
194*35
|
55T
|
245*30
|
14T
|
351*25
|
20T
|
194*40
|
20T
|
245*35
|
20T
|
351*28
|
20T
|
194*40
|
20T
|
245*35
|
20T
|
351*28
|
20T
|
194*45
|
20T
|
245*38
|
14T
|
351*30
|
25T
|
194*45
|
20T
|
245*38
|
14T
|
351*30
|
25T
|
194*50
|
25T
|
245*40
|
20T
|
351*35
|
15T
|
194*50
|
25T
|
245*40
|
20T
|
351*35
|
15T
|
194*55
|
37T
|
245*45
|
20T
|
351*40
|
20T
|
194*55
|
37T
|
245*45
|
20T
|
351*40
|
20T
|
194*60
|
10T
|
245*50
|
15T
|
351*45
|
15T
|
194*60
|
10T
|
245*50
|
15T
|
351*45
|
15T
|
203*20
|
10T
|
273*16
|
10T
|
351*50
|
15T
|
203*20
|
10T
|
273*16
|
10T
|
351*50
|
15T
|
203*22
|
40T
|
273*18
|
10T
|
351*55
|
20T
|
203*22
|
40T
|
273*18
|
10T
|
351*55
|
20T
|
203*25
|
10T
|
273*20
|
10T
|
351*60
|
20T
|
203*25
|
10T
|
273*20
|
10T
|
351*60
|
20T
|
203*30
|
10T
|
273*22
|
15T
|
351*65
|
30T
|
203*30
|
10T
|
273*22
|
15T
|
351*65
|
30T
|
203*35
|
20T
|
273*25
|
15T
|
356*40
|
12T
|
203*35
|
20T
|
273*25
|
15T
|
356*40
|
12T
|
203*40
|
25T
|
273*30
|
10T
|
356*45
|
15T
|
203*40
|
25T
|
273*30
|
10T
|
356*45
|
15T
|
203*45
|
20T
|
273*35
|
15T
|
356*50
|
82T
|
203*45
|
20T
|
273*35
|
15T
|
356*50
|
82T
|
203*50
|
10T
|
273*40
|
15T
|
356*55
|
37T
|
203*50
|
10T
|
273*40
|
15T
|
356*55
|
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