燕分5300464347流体碳素无缝钢管等34项询价中石化（北京）化工研究院有限公司燕山分公司异型焊接钢管\80×40×5 Q235A奥氏体不锈钢无缝管\Φ12×1.5mm 304 ASTM A312/A312M流体碳素无缝钢管\Φ114.3×6.02mm 20 GB/T 8163流体碳素无缝钢管\Φ26.7×3.91mm 20 GB/T 8163流体碳素无缝钢管\Φ33.4×4.55mm 20 GB/T 8163流体碳素无缝钢管\Φ60.3×3.91mm 20 GB/T 8163流体碳素无缝钢管\Φ48.3×5.08mm 20 GB/T 8163流体碳素无缝钢管\Φ88.9×5.49mm 20 GB/T 8163裂化碳素无缝钢管\Φ26.7×3.91mm 20 GB/T 9948裂化碳素无缝钢管\Φ114.3×6.02mm 20 GB/T 9948流体不锈无缝钢管\Φ21.3×4.78mm 022Cr17Ni12Mo2 GB/T 14976流体碳素无缝钢管\Φ168.3×5.16mm 20 GB/T 8163流体碳素无缝钢管\Φ114.3×3.96mm 20 GB/T 8163流体碳素无缝钢管\Φ88.9×3.58mm 20 GB/T 8163流体不锈无缝钢管\Φ21.3×2.77mm 06Cr19Ni10 GB/T 14976流体不锈无缝钢管\Φ168.3×3.4mm 06Cr19Ni10 GB/T 14976流体不锈无缝钢管\Φ48.3×3.68mm 06Cr19Ni10 GB/T 14976流体不锈无缝钢管\Φ48.3×5.08mm 06Cr18Ni11Ti GB/T 14976流体不锈无缝钢管\Φ88.9×3.05mm 06Cr19Ni10 GB/T 14976流体不锈无缝钢管\Φ33.4×6.35mm 022Cr17Ni12Mo2 GB/T 14976流体不锈无缝钢管\Φ60.3×2.77mm 06Cr19Ni10 GB/T 14976流体不锈无缝钢管\Φ26.7×2.87mm 06Cr19Ni10 GB/T 14976流体不锈无缝钢管\Φ33.4×3.38mm 06Cr19Ni10 GB/T 14976流体不锈无缝钢管\Φ26.7×3.91mm 06Cr18Ni11Ti GB/T 14976流体不锈无缝钢管\Φ21.3×2.77mm 06Cr18Ni11Ti GB/T 14976流体不锈无缝钢管\Φ21.3×3.73mm 06Cr18Ni11Ti GB/T 14976流体不锈无缝钢管\Φ33.4×4.55mm 06Cr18Ni11Ti GB/T 14976流体不锈无缝钢管\Φ60.3×3.91mm 06Cr18Ni11Ti GB/T 14976流体不锈无缝钢管\Φ88.9×5.49mm 06Cr18Ni11Ti GB/T 14976流体不锈无缝钢管\Φ48.3×7.14mm 022Cr17Ni12Mo2 GB/T 14976流体不锈无缝钢管\Φ26.7×5.56mm 022Cr17Ni12Mo2 GB/T14976流体不锈无缝钢管\Φ88.9×11.13mm 022Cr17Ni12Mo2 GB/T 14976镀锌焊接钢管\Φ26.9×2.8mm Q235B+Zn GB/T 3091流体碳素无缝钢管\Φ21.3×3.73mm 20 GB/T 8163
北京-2025-07-15 00:00:00
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