無錫無縫鋼管\20G鍋爐厚壁鋼管245*22每米價(jià)格
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14×1.5-2.5-3
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76×4-4.5-5-6-7-8-9-10-12-14
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245×8-10-14-17-20-22
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16×1.5-2.5-4
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83×4.5-5-10-12━14-16-18-20
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245×25-28-30-34-40
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18×2.3-4-5
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89×4.5-8-10-12━14-16-18-20
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273×7-9-12-15-18-20-25
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20×2.5-3-5
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95×4.5-6-8-10-12-14-16-20
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273×30-35-38-40
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24×2.5-3-4-5-6
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102×4.5-5-6-7-8-10-12-14-16-20
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299×8-12-16-20-24-28
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