Mechanical Abbreviations and Acronyms

  1. OPUS
    Online Piping & Usage Specification
  2. PCA
    Plumbing Contractors of America
  3. PCIRV
    Pressure Control Inverse Ratio Ventilation
  4. PD&D
    Product Design & Development
  5. PDD
    Product Design & Development
  6. PDE
    Project Design Engineer
  7. PPS
    Proportional Pressure Support
  8. PS
    Penumbra System
  9. RA
    Recycled Aggregate
  10. RBTO
    Risk Based Technical Options
  11. RL
    Remaining Length
  12. SBE
    Simple Binary Encoding
  13. SEM
    Structural Engineering and Materials
  14. SM
    Structural Mechanics
  15. SMACNA
    Sheet Metal & Air Conditioninp National Association
  16. SMACNA
    Sheet Metal Air Conditioning Natdonal Association
  17. SMAT
    Surface Mechanical Attrition Treatment
  18. SPDC
    Student Professional Development Conference
  19. SPDC
    Student Professional Development Conferencek
  20. SS
    Single Spring

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