Metal

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Date Submitted: 04/22/2012 07:14 PM

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AISI 316 |

Chemical composition: C=0.08%max, Mn=2%max, Cr=17%, Ni=12%, Mo=2.5% |

Property | Value in metric unit | Value in US unit |

Density | 8.0 *10³ | kg/m³ | 499 | lb/ft³ |

Modulus of elasticity | 193 | GPa | 28000 | ksi |

Thermal expansion (20 ºC) | 15.9*10-6 | ºCˉ¹ | 8.8*10-6 | in/(in* ºF) |

Specific heat capacity | 502 | J/(kg*K) | 0.12 | BTU/(lb*ºF) |

Thermal conductivity | 16.2 | W/(m*K) | 112 | BTU*in/(hr*ft²*ºF) |

Electric resistivity | 7.4*10-7 | Ohm*m | 7.4*10-5 | Ohm*cm |

Tensile strength (annealed) | 586 | MPa | 85000 | psi |

Yield strength (annealed) | 241 | MPa | 35000 | psi |

Elongation (annealed) | 55 | % | 55 | % |

Hardness (annealed) | 80 | RB | 80 | RB |

Tensile strength (cold drawn) | 620 | MPa | 89900 | psi |

Yield strength (cold drawn) | 415 | MPa | 60200 | psi |

Elongation (cold drawn) | 45 | % | 45 | % |

Hardness (cold drawn) | 91 | RB | 91 | RB |

AISI 304 |

Chemical composition: C=0.08%max, Mn=2%max, Cr=19%, Ni=9.5% |

Property | Value in metric unit | Value in US unit |

Density | 7.9 *10³ | kg/m³ | 493 | lb/ft³ |

Modulus of elasticity | 193 | GPa | 28000 | ksi |

Thermal expansion (20 ºC) | 17.2*10-6 | ºCˉ¹ | 9.5*10-6 | in/(in* ºF) |

Specific heat capacity | 502 | J/(kg*K) | 0.12 | BTU/(lb*ºF) |

Thermal conductivity | 16.2 | W/(m*K) | 112 | BTU*in/(hr*ft²*ºF) |

Electric resistivity | 7.2*10-7 | Ohm*m | 7.2*10-5 | Ohm*cm |

Tensile strength (annealed) | 586 | MPa | 85000 | psi |

Yield strength (annealed) | 241 | MPa | 35000 | psi |

Elongation (annealed) | 55 | % | 55 | % |

Hardness (annealed) | 80 | RB | 80 | RB |

Tensile strength (1/2 hard) | 1100 | MPa | 160000 | psi |

Yield strength (1/2 hard) | 760 | MPa | 110000 | psi |

Elongation (1/2 hard) | 10 | % | 10 | % |

Hardness (1/2 hard) | 35 | RC | 35 | RC |