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ASME B31.8 Gas Pipeline Charpy Toughness

Calculate ASME B31.8 gas pipeline minimum Charpy toughness values for onshore and offshore pipelines.

Reference : ANSI/ASME B31.8 : Gas Transmission And Distribution Piping Systems (2018)

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CALCULATOR : ASME B31.8 Section 841.1 Pipeline Minimum Charpy V-Notch Toughness [FREE]   ±

Calculate minimum required fracture toughness (ASME B31.8 section 841.1).

The toughness values are valid for single phase gas pipelines only. For two phase pipelines a higher toughness value should be used.

Tool Input

  • cvntype : Charpy Energy Calculation Type
  • D : Nominal Outside Diameter
  • t : Nominal Wall Thickness
  • S : Hoop Stress

Tool Output

  • CVN : Charpy V Notch Energy