# List of symbols

Symbol | Name of the symbol | Unit |
---|---|---|

$ $ | material | $\mathrm{ }$ |

$E$ | joint efficiency | $\mathrm{ }$ |

$P$ | internal design pressure | $\mathrm{MPa}$ |

$R$ | inside radius | $\mathrm{mm}$ |

$S$ | maximum allowable stress value | $\mathrm{MPa}$ |

$T$ | temperature | $\mathrm{°C}$ |

$t$ | minimum required thickness of shell | $\mathrm{mm}$ |