凉山140*12mm的无缝钢管每根有多长？|152*10mm的无缝钢管每吨多少钱？www.myhejinggxh.com
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114×4.5-5-6-7-8-10-12-14-18-20
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121×4.5-5-6-7-8-10-12-14-16-20
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127×4.5-5-6-7-8-10-12-14-16-20
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133×4.5-6-8-12-14-16-18-20-25-30
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140×5-6-7-8-9-10-12-14-16-20-22
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146×4.5-6-8-12-14-16-18-20-25-30
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152×4.5-6-8-12-14-16-18-20-25-30
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159×4.5-6-10-12-14
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159×16-18-20-22-25-30
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168×8-10-12-14-20-25-30-35
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180×8-12-16-25-30
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180×32-34-38-40-45-50
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194×6-8-12-16-20-25-30-40-45-50
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203×6-7-10-15-20-25-30
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203×32-36-40-45-50
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