{
  "entity_type": "unit_conversion_page",
  "id": "kpa-to-mmhg",
  "name": "Kilopascals to Millimeters of mercury",
  "title": "Kilopascals to Millimeters of mercury Converter (kPa to mmHg)",
  "description": "Convert kilopascals to millimeters of mercury: 1 kPa = 7.50062 mmHg. Exact conversion factor, formula, 22-row table and worked examples, with JSON API and MCP access.",
  "quantity": "pressure",
  "quantity_name": "Pressure",
  "base_unit": "Pa",
  "from_unit": {
    "symbol": "kPa",
    "display": "kPa",
    "name": "kilopascals",
    "singular": "kilopascal"
  },
  "to_unit": {
    "symbol": "mmHg",
    "display": "mmHg",
    "name": "millimeters of mercury",
    "singular": "millimeter of mercury"
  },
  "linear": true,
  "factor": 7.500615758,
  "inverse_factor": 0.1333223874,
  "formula": "millimeters of mercury = kilopascals × 7.500615758",
  "reverse_formula": "kilopascals = millimeters of mercury × 0.1333223874",
  "unit_relation": "1 kPa = 7.50062 mmHg",
  "examples": [
    {
      "value": 5,
      "result": 37.5031,
      "text": "5 kPa = 37.5031 mmHg"
    },
    {
      "value": 12.5,
      "result": 93.7577,
      "text": "12.5 kPa = 93.7577 mmHg"
    },
    {
      "value": 100,
      "result": 750.062,
      "text": "100 kPa = 750.062 mmHg"
    }
  ],
  "table": [
    {
      "kPa": 1,
      "mmHg": 7.50062
    },
    {
      "kPa": 2,
      "mmHg": 15.0012
    },
    {
      "kPa": 3,
      "mmHg": 22.5018
    },
    {
      "kPa": 4,
      "mmHg": 30.0025
    },
    {
      "kPa": 5,
      "mmHg": 37.5031
    },
    {
      "kPa": 6,
      "mmHg": 45.0037
    },
    {
      "kPa": 7,
      "mmHg": 52.5043
    },
    {
      "kPa": 8,
      "mmHg": 60.0049
    },
    {
      "kPa": 9,
      "mmHg": 67.5055
    },
    {
      "kPa": 10,
      "mmHg": 75.0062
    },
    {
      "kPa": 15,
      "mmHg": 112.509
    },
    {
      "kPa": 20,
      "mmHg": 150.012
    },
    {
      "kPa": 25,
      "mmHg": 187.515
    },
    {
      "kPa": 30,
      "mmHg": 225.018
    },
    {
      "kPa": 40,
      "mmHg": 300.025
    },
    {
      "kPa": 50,
      "mmHg": 375.031
    },
    {
      "kPa": 75,
      "mmHg": 562.546
    },
    {
      "kPa": 100,
      "mmHg": 750.062
    },
    {
      "kPa": 200,
      "mmHg": 1500.12
    },
    {
      "kPa": 250,
      "mmHg": 1875.15
    },
    {
      "kPa": 500,
      "mmHg": 3750.31
    },
    {
      "kPa": 1000,
      "mmHg": 7500.62
    }
  ],
  "faq": [
    {
      "q": "How many millimeters of mercury are in one kilopascal?",
      "a": "1 kPa = 7.50062 mmHg. The factor comes from the SI definitions of both units (NIST SP 811 / BIPM), so it is exact or correct to at least 10 significant figures."
    },
    {
      "q": "What is the formula to convert kilopascals to millimeters of mercury?",
      "a": "Multiply the value in kilopascals by 7.500615758: millimeters of mercury = kilopascals × 7.500615758. For example, 5 kPa = 37.5031 mmHg."
    },
    {
      "q": "How do I convert millimeters of mercury back to kilopascals?",
      "a": "Multiply by the inverse factor 0.1333223874 (kilopascals = millimeters of mercury × 0.1333223874), or use the millimeters of mercury-to-kilopascals page."
    }
  ],
  "sources": [
    {
      "name": "NIST Special Publication 811 – Guide for the Use of the International System of Units (SI), Appendix B conversion factors",
      "url": "https://www.nist.gov/pml/special-publication-811",
      "type": "standard",
      "retrieved_at": "2026-09-24"
    },
    {
      "name": "BIPM – The International System of Units (SI Brochure, 9th edition)",
      "url": "https://www.bipm.org/en/publications/si-brochure",
      "type": "standard",
      "retrieved_at": "2026-09-24"
    },
    {
      "name": "Wikipedia – Conversion of units",
      "url": "https://en.wikipedia.org/wiki/Conversion_of_units",
      "type": "reference",
      "retrieved_at": "2026-09-24"
    }
  ],
  "freshness": {
    "type": "static",
    "max_age_seconds": null,
    "note": "Fixed conversion factors (NIST/BIPM definitions); results never go stale."
  },
  "api": {
    "convert": "https://tttkmbb.com/api/v1/convert?value=5&from_unit=kPa&to_unit=mmHg",
    "calculator": "https://tttkmbb.com/api/v1/calculate/pressure?value=5&from_unit=kPa&to_unit=mmHg",
    "mcp_tool": "convert_units",
    "mcp_arguments": {
      "value": 5,
      "from_unit": "kPa",
      "to_unit": "mmHg"
    }
  },
  "links": {
    "html": "https://tttkmbb.com/conversion/kpa-to-mmhg",
    "markdown": "https://tttkmbb.com/conversion/kpa-to-mmhg.md",
    "json": "https://tttkmbb.com/conversion/kpa-to-mmhg.json",
    "reverse": "https://tttkmbb.com/conversion/mmhg-to-kpa",
    "quantity_converter": "https://tttkmbb.com/conversion/pressure",
    "units": "https://tttkmbb.com/api/v1/units?quantity=pressure"
  },
  "timestamp": "2026-09-24"
}