JB/T 984-1977 Welded end straight pipe joint body JB/T984-1977 standard download decompression password: www.bzxz.net
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Standard of the First Machinery Industry Department of the People's Republic of China Welded end straight pipe fittings Marking example: Replace JB984-67 Other 3 End straight pipe fittings with pipe outer diameter 22mm, thread diameter d27mm, and pitch 2mm: Fitting 22/M27×2JB98477 Issued by the First Machinery Industry Department of the People's Republic of China Proposed by the Standardization Research Institute of the First Machinery Industry Department on May 1, 1977 ·Implementation Jinan Foundry and Forging Machinery Research Institute, etc. Total 2 pages Page 2 M10×1 (M10×1) (M14×1.5) (M18×1.5) (M22×1.5) M27×2 (M27×2) M33×2 (M33×2) M42×2 (M42×2) M48×2wwW.bzxz.Net M48×2 Note: (||tt| |Chishou! JB9 84-77 M12×1.25 -0.20M22×1.5 M36×2 M36×2 M42×2 -0.34M42×2 M52×2 M52×2 M60×2 )The dimensions in brackets should not be used as much as possible. Technical conditions shall comply with the provisions of JB1003-77. 28 | | tt | | 301211 | 0 5418202.1 561822 60|20|22 622024 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.