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DOT & ASME Propane Tank Differences

How do I know wheither to buy a DOT tank or an ASME tank?

Here are the basic differences.  You decide which best serves your intented use.

ASME Tanks

  • No Recertification Period 
  • Thicker Steel
  • Heavier than a DOT Tank of the same capacity
  • Designed for Stationary Installation.  Not Designed to be moved when full
  • Design & Standards Governed by American Society of Engineers. (ASME)

DOT Tanks

  • Recertification Period are 12 Years after Manufactduring, then every 5 Years
  • Designed for Portable Applications
  • Design & Standards Governed by Department of Transporation (DOT)