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标 题 |
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供应API 5L 管线管天津腾达钢管 13920230107 无缝钢管的材质:优碳钢、低合金钢有:10,20,35,45,Q345;合金钢管:40Mn2;45Mn2,27SiMn, 40MnB,45MnB,20Cr,30Cr,35C
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2010-05-31 |
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供应合金钢管 天津腾达钢管 13920230107 无缝钢管的材质:优碳钢、低合金钢有:10,20,35,45,Q345;合金钢管:40Mn2;45Mn2,27SiMn, 40MnB,45MnB,20Cr,30Cr,35C
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2010-05-14 |
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供应API 5L 管线管天津腾达钢管 13920230107 无缝钢管的材质:优碳钢、低合金钢有:10,20,35,45,Q345;合金钢管:40Mn2;45Mn2,27SiMn, 40MnB,45MnB,20Cr,30Cr,35C
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2010-05-14 |
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供应合金钢管 天津腾达钢管 13920230107 无缝钢管的材质:优碳钢、低合金钢有:10,20,35,45,Q345;合金钢管:40Mn2;45Mn2,27SiMn, 40MnB,45MnB,20Cr,30Cr,35C
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2010-05-13 |
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供应API 5L 管线管天津腾达钢管 13920230107 无缝钢管的材质:优碳钢、低合金钢有:10,20,35,45,Q345;合金钢管:40Mn2;45Mn2,27SiMn, 40MnB,45MnB,20Cr,30Cr,35C
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2010-05-13 |
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供应合金钢管 天津腾达钢管 13920230107 无缝钢管的材质:优碳钢、低合金钢有:10,20,35,45,Q345;合金钢管:40Mn2;45Mn2,27SiMn, 40MnB,45MnB,20Cr,30Cr,35C
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2010-05-12 |
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供应API 5L 管线管天津腾达钢管 13920230107 无缝钢管的材质:优碳钢、低合金钢有:10,20,35,45,Q345;合金钢管:40Mn2;45Mn2,27SiMn, 40MnB,45MnB,20Cr,30Cr,35C
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2010-05-12 |
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供应合金钢管 天津腾达钢管 13920230107 无缝钢管的材质:优碳钢、低合金钢有:10,20,35,45,Q345;合金钢管:40Mn2;45Mn2,27SiMn, 40MnB,45MnB,20Cr,30Cr,35C
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2010-05-11 |
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