常年销售20Cr圆钢、40Cr圆钢、Cr9Mo合金管、Q345E无缝管、27SiMn钢管等各种规格型号圆钢和无缝管产品
产品材质规格价格
Cr9Mo合金管Cr9Mo126*5.55698
Cr9Mo合金管Cr9Mo25*3.55148
Cr9Mo合金管Cr9Mo50*45288
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