API Std 650
Welded Tanks for Oil Storage, 5th Edition
standard by American Petroleum Institute, 07/01/1973
Full Description
This specification covers material, design, fabrication,erection, and testing requirements for verticalcylindrical aboveground, closed and open-top, weldedsteel storage tanks in various sizes and capacities forinternal pressures approximating atmospheric pressures,except that a small internal pressure is permitted whenthe additional requirements of Appendix F are met..