15crmoG无缝钢管               18x3.5                  2吨

15crmoG无缝钢管                22x4.5                 1.384吨

15crmoG无缝钢管                25x3                    2.413吨

15crmoG无缝钢管                27x4                    0.931吨

15crmoG无缝钢管                28x4.5                 4.937吨

15crmoG无缝钢管                32x5                     1.846吨

15crmoG无缝钢管                32x6.5                  7.219吨

15crmoG无缝钢管   15crmoG合金管   15crmoG高压合金管   天津市三聚源商贸有限公司

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