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High-performance impact resisting macromolecule polyethylene composite pipe with steel wire mesh skeleton
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A kind of surface enhanced sheath of polyvinyl piping materials
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Super abrasive polyethylene fused pipe
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Polyethylene feedwater electric melting pipe fittings
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Feedwater high-strength steel mesh framework polyethylene multiple-unit tube material
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Super high molecular weight steel-plastic composite pipe
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The positioning sleeve of the adjustable caliber of polyethylene water-feeding pipes production
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Super abrasive polyethylene compound pipe
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A kind of novel steel wire network framework lightweight composite pipe
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