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流體無縫鋼管
42*5<?xml:namespace prefix = o ns = "…
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50*3.5<?xml:namespace prefix = o ns = "urn:schemas-micro…
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結(jié)構(gòu)用無縫鋼管標(biāo)準材質(zhì):20G 16Mn<?xml:namespace prefix = o ns = …
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規(guī)格<?xml:namespace prefix = o ns = "urn:schemas-microso…
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規(guī)格<?xml:namespace prefix = o ns = "urn:schemas-microso…
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304(1Cr18Ni9Ti)不銹鋼管<?xml:namespace prefix = o ns =…
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規(guī)格<?xml:namespace prefix = o ns = "urn:schemas-microso…
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80*5<?xml:namespace prefix = o ns = "urn:schemas-microso…
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