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GB/T20409-2018高压锅炉用内螺纹无缝钢管 洪基钢管---您值得信赖的无缝钢管专家!生产供应下列无缝钢管:钢种:20#/20G/45#/10#/09DG/20GJ/16MnDG/15CrMoG/12Cr1MoVG/1Cr5Mo/12Cr5Mo/Q345B/Q345C/Q345D/Q345E/Q355B/Q355C/Q355D/Q355D/Q245HB/Q345HB/Q345HC/
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2026-03-27 |
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GB/T150+NB/T47019 09CrCuSb钢管 洪基钢管---您值得信赖的无缝钢管专家!生产供应下列无缝钢管:钢种:20#/20G/45#/10#/09DG/20GJ/16MnDG/15CrMoG/12Cr1MoVG/1Cr5Mo/12Cr5Mo/Q345B/Q345C/Q345D/Q345E/Q355B/Q355C/Q355D/Q355D/Q245HB/Q345HB/Q345HC/
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2026-03-26 |
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GB/T5312-2009 CCS船用无缝钢管 洪基钢管---您值得信赖的无缝钢管专家!生产供应下列无缝钢管:钢种:20#/20G/45#/10#/09DG/20GJ/16MnDG/15CrMoG/12Cr1MoVG/1Cr5Mo/12Cr5Mo/Q345B/Q345C/Q345D/Q345E/Q355B/Q355C/Q355D/Q355D/Q245HB/Q345HB/Q345HC/
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2026-03-26 |
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GB/T9948-2025石化和化工装置用无缝钢管 洪基钢管---您值得信赖的无缝钢管专家!生产供应下列无缝钢管:钢种:20#/20G/45#/10#/09DG/20GJ/16MnDG/15CrMoG/12Cr1MoVG/1Cr5Mo/12Cr5Mo/Q345B/Q345C/Q345D/Q345E/Q355B/Q355C/Q355D/Q355D/Q245HB/Q345HB/Q345HC/
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2026-03-26 |
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HG/T20553-2011化工配管用无缝钢管 洪基钢管---您值得信赖的无缝钢管专家!生产供应下列无缝钢管:钢种:20#/20G/45#/10#/09DG/20GJ/16MnDG/15CrMoG/12Cr1MoVG/1Cr5Mo/12Cr5Mo/Q345B/Q345C/Q345D/Q345E/Q355B/Q355C/Q355D/Q355D/Q245HB/Q345HB/Q345HC/
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2026-03-26 |
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SH/T3405-2017石油化工用钢管 洪基钢管---您值得信赖的无缝钢管专家!生产供应下列无缝钢管:钢种:20#/20G/45#/10#/09DG/20GJ/16MnDG/15CrMoG/12Cr1MoVG/1Cr5Mo/12Cr5Mo/Q345B/Q345C/Q345D/Q345E/Q355B/Q355C/Q355D/Q355D/Q245HB/Q345HB/Q345HC/
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2026-03-26 |
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CB/T3075-2011船用无缝钢管 洪基钢管---您值得信赖的无缝钢管专家!生产供应下列无缝钢管:钢种:20#/20G/45#/10#/09DG/20GJ/16MnDG/15CrMoG/12Cr1MoVG/1Cr5Mo/12Cr5Mo/Q345B/Q345C/Q345D/Q345E/Q355B/Q355C/Q355D/Q355D/Q245HB/Q345HB/Q345HC/
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2026-03-26 |
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ASME SA192高压设备用无缝碳钢锅炉管 洪基钢管---您值得信赖的无缝钢管专家!生产供应下列无缝钢管:钢种:20#/20G/45#/10#/09DG/20GJ/16MnDG/15CrMoG/12Cr1MoVG/1Cr5Mo/12Cr5Mo/Q345B/Q345C/Q345D/Q345E/Q355B/Q355C/Q355D/Q355D/Q245HB/Q345HB/Q345HC/
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2026-03-26 |