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No. 9 Liaohai Road, Yinzhou District, Tieling, Liaoning.
Features:1.Uniformcoating,highbondingstrengthandaccuratedimensionalaccuracy;2.ThesurfacehardnessoftheinnerholeisuptoHV100900-1160,thefrictioncoefficientissmall,thewearresistanceisgood,anditcanbeusedforsandandotherfriction.Mediumintheoilwell;3.Ithasgoodchemicalstabilityanddoesnotworkinalkali,sulfide,nitricacidandmostorganicacids.Excellentanti-corrosionandcorrosionresistance.Performanceparameters:Φ28×(1.2~10.5)mΦ32×(1.2~10.5)mΦ38×(1.2~10.5)mΦ44×(1.2~10.5)mΦ57×(1.2~10.5)mΦ70×(1.2~10.5)mΦ83×(1.2~10.5)mΦ95×(1.2~10.5)mΦ120×(1.2~10.5)mΦ140×(1.2~10.5)mΦ160×(1.2~10.5)m
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