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146X18無錫無縫鋼管Q345D用于船舶、鍋爐、壓力容器
146X18無錫無縫鋼管Q345D用于船舶、鍋爐、壓力容器__
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36×3.5-5-6-8
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133×4.5-6-8-12-14-16-18-20-25-30
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355×6-18-20-25-30-40
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38×4-5-6-7-8-9-10
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140×5-6-7-8-9-10/12-14-16-20-22
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377×8-12-15-20-24-28
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39×3.5-5-8-10
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146×4.5-6-8-12-14-16-18-20-25-30
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377×30/37/40
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42×3.5-4-5-6-7-8-9-10
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152×4.5-6-8-12-14-16-18-20-25-30
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402×10/15-20-25-30-35
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45×3.5-4-5-6-7-8-9
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159×4.5-6-10-12-14
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406×10/20-25-28-35-40
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48×3.5-4-5-6-7-8-9-10
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159×16-18-20-22-25-30
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426×10/12-14-16-20-25-30-35-40
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