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| GB6479合金钢管，GB6479厚壁无缝钢管厂，GB6479高压锅炉管，天津钢管集团 |
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| 规格 | 规格 | | 88.9*6-8-10-12 | 57*5-7 | | 101.6*6-8-10-12 | 60.3*4-6-8 | | 108*4-6-8-10 | 76*4-5-6-8 | | 114.3*6-8-10 | 88.9*6 | | 127*8-10-12-14 | 89*8-12 | | 141.3*8-10 | 108*6-8-10-12 | | 152.4*8-10-12-14 | 114.3*6-7-8-10-11-12 | | 159*6-8-10-12-14 | 159*6-8-10-12 | | 168.3*8-10-12-14 | 168*8-10-12-14 | | 219-7-8-10-12-14-16-26 | 219*7-8-10-12-16-20 | | 245*10-12-14-20-26 | 244.5*8-10 | | 273*8.8-10-12-14-18-26 | 273*8-10-12-14-16-18-20-23-30-36-40 | | 323.5*11-12-16 | 323.9*8.5-16 | | 325*11-12-14.2-18 | 325*10-12-14-16-18-20-25-32 | | 355.6*20 | 406*16-28-30-36-40 | | 377*10-11-12-14.2 | 426*11-13-18-20-28-36 | | 426*10-12-14.2-16.5 | 457*14-18-20-70 | | 457.2*12-15 | 473.1*1.5-18-26 | | 473.1*12-17 | 508*20-28-34-40 |
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GB/T6479-2013大口径钢管，Q345B厚壁无缝钢管，GB8163-2008热扩无缝钢管厂，…
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20#石油裂化管，20#大口径石油钢管，20#流体钢管厂家，Gb9948热轧无缝钢管厂…
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