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Example calculation

Ratcheting Assessment — Simplified Elastic-Plastic Analysis

acc. to 2015 ASME BPVC Section VIII Division 2 §

This calculation is only a simplified estimation, and does not replace a detailed design calculation.

Input data

 Material type   
 Minimum yield strength at average cycle temperature  MPa
 Average of allowable stresses at highest and lowest cycle temperatures  MPa
 Primary membrane stress  MPa
 Stress range excluding thermal stress  MPa
 Membrane stress range  MPa
 Membrane plus bending stress range  MPa


  Maximum stress efficiency   %
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