聊城20号无缝钢管厂//聊城45号无缝钢管厂//聊城钢管厂
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20#
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194*20
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325*38
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402*20
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45#
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168*17
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Q345B
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168*14
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|
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219*18
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325*40
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402*22
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245*8
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Q345B
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402*11
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|
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245*12
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351*25
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402*24
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245*12
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Q345C
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194*8
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245*14
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351*26
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402*26
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245*14
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Q345C
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402*13
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|
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245*30
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351*30
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402*37
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245*16
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Q345D
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325*11
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245*38
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351*32
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402*38
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245*25
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245*42
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351*35
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402*40
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245*30
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245*45
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351*42
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402*42
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245*40
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273*14
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377*24
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406*30
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245*44
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273*16
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377*26
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406*32
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273*30
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299*28
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377*30
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406*38
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299*31
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|
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299*38
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377*32
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406*40
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299*32
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299*40
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377*36
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426*38
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325*40
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325*14
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377*38
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426*40
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351*30
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325*16
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377*40
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426*42
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377*30
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|
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325*18
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377*42
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426*45
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325*36
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402*18
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