JB/T 975-1977 Welded Bulkhead Right Angle Pipe Joint JB/T975-1977 Standard Download Decompression Password: www.bzxz.net
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The First Machinery Industry Department of the People's Republic of China standard welded bulkhead right angle pipe joint JB975-77 Replaces JB975-67 This standard applies to bulkhead right angle pipe joints in oil-based pipeline systems, with a nominal pressure of 320kgf/cm2 and a working temperature of -25~80℃. Marking example: D,+8: Dayingbidian Tube outer diameter D. 28mm bulkhead right angle pipe joint: pipe joint 28JB975-77 The First Machinery Industry of the People's Republic of China issued the First Machinery Industry Ministry Standardization Research Institute proposed to implement on May 1, 1977 Jinan Foundry and Forging Machinery Research Institute, etc. Drafted 339 3B 975-77bzxz.net 1'6x08 1862660 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.