
| 
UNIT |

Code: | 
0112/2///62720#UAB237 |

Version: | 
002 |

Revision: | 
01 |

IRDI: | 
0112/2///62720#UAB237#002 |

Preferred name: | 
foot of water (39.2 ºF) |

Synonymous name: | 
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Short name: | 
ftH₂O (39,2 ºF) |

Definition: | 
non SI-conform unit of pressure according to the Anglo-American and Imperial system for units, whereas the value of 1 ftH₂O is equivalent to the static pressure, which is generated by a head of water at a temperature 39,2°F with a height of 1 foot |

Note: | 
1 ftH₂O (39,2 ºF) = 2,988 98 x 10³ Pa |

Remark: | 
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Definition source: | 
NIST Guide for the Use of the International System of Units (SI). NIST Special Publication 811, 2008 Edition. NIST (National Institute of Standards and Technology), Gaithersburg, MD. |

Definition class: | 
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Base unit: | 
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Unit structure: | 
m⁻¹ kg s⁻² |

Unit in text: | 
foot of water (39.2 ºF) |

Unit in SGML/XML: | 
<math xmlns="http://www.w3.org/1998/Math/MathML" display="block"> <!-- UAB237 --> <mrow> <msub> <mi mathvariant="normal">ftH</mi> <mn>2</mn> </msub> <mi mathvariant="normal">O</mi> <mspace width="0.3em"/> <mfenced> <mrow> <mn>39,2</mn> <mspace width="0.3em"/> <mi mathvariant="normal">°F</mi> </mrow> </mfenced> </mrow> </math>
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UN/ECE code: | 
N15 |

Unit conversion: | 
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Formula in text: | 
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Data object identifier: | 
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Time stamp: | 
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Applicable properties: | 
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Applicable list of units: | 
0112/2///62720#UAD142 - pressure |

Status level: | 
Standard |

Published in: | 
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Version initiation date: | 
2023-07-24 |

Version release date: | 
2023-07-24 |

Revision release date: | 
2023-07-24 |

Responsible Committee: | 
IEC/SC 3D |

Change request ID: | 
C00124 |

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