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www.ChineseStandard.net Database: 189759 (19 Oct 2025)

YB/T 822-1957

Chinese Standard: 'YB/T 822-1957'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
YB/T 822-1957EnglishRFQ ASK Days<=3 (Conical pipe thread) YB/T 822-1957 Obsolete YB/T 822-1957

  SIMILAR unprotected-true-PDFs:
  GB/T 196-2025  GB/T 192-2025  YB/T 6139.2-2023