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ASME B16.47 Classe di bulloni della classe B della serie B della flangia del bullone del cerchio 30.75-42 in fabbricanti e fornitori - China Factory - EO FLANGES
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ASME B16.47-2011: Large Diameter Steel Flanges: NPS 26 through NPS 60 Metric/Inch Standard: The American Society of Mechanical Engineers: 9780791833773: Amazon.com: Books
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ANSI/ASME B16.47 Series B / API 605 Flange Dimensions (75lb-900lb) | China Hebei Haihao Flange Factory
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