Conversion Factor
Engineering Fundamentals · Last updated: July 30, 2026 · How this entry was written
Definition: A conversion factor is a numerical ratio used to convert a quantity from one unit to another. It is derived from the equivalence between two different units.
Example in context
“To express the pressure in pascals instead of pounds per square inch, use the conversion factor 6894.76 Pa/psi.”
“Basıncı inç kare başına pound yerine pascal cinsinden ifade etmek için 6894.76 Pa/psi dönüşüm faktörünü kullanın.”
Where engineers use it
Engineers use conversion factors when working with international design codes or legacy data. Selecting the correct factor is critical to avoid scaling errors.
Synonyms: unit factor, conversion ratio
Practice: can you use “Conversion Factor” at work?
A structural engineer receives a supplier's load data in kilonewtons but needs to report in kips. Find the correct conversion factor.
Show a model answer
“Multiply the measured value by the appropriate conversion factor to change units.”
“Conversion Factor” in 21 languages
| English | Conversion Factor |
|---|---|
| Turkish | dönüşüm faktörü |
| French | facteur de conversion |
| German | Umrechnungsfaktor |
| Spanish | factor de conversión |
| Chinese | 换算系数 |
| Arabic | معامل التحويل |
| Portuguese | fator de conversão |
| Russian | коэффициент пересчета |
| Japanese | 換算係数 |
| Italian | fattore di conversione |
| Vietnamese | hệ số chuyển đổi |
| Hindi | रूपांतरण कारक |
| Thai | ปัจจัยการแปลง |
| Indonesian | faktor konversi |
| Korean | 변환 계수 |
| Bengali | রূপান্তর ফ্যাক্টর |
| Dutch | omrekeningsfactor |
| Swedish | omvandlingsfaktor |
| Finnish | muuntokerroin |
| Ukrainian | коефіцієнт перетворення |
Frequently asked questions
What does Conversion Factor mean in engineering?
A conversion factor is a numerical ratio used to convert a quantity from one unit to another. It is derived from the equivalence between two different units. In Engineering Fundamentals, the term carries a usage-frequency rating of 10/10 in the Engineering English library.
How do you pronounce Conversion Factor?
Conversion Factor is pronounced /kənˈvɜːʒən ˌfæktər/ (IPA). The Engineering English app plays audio for the term and checks your pronunciation with speech recognition.
How is Conversion Factor used in a sentence?
Example from an engineering context: “To express the pressure in pascals instead of pounds per square inch, use the conversion factor 6894.76 Pa/psi.”
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