Kilopounds per Square Inch to Pounds per Square Inch (ksi → psi)
Formula
1 ksi = 1000.0000000000001 psiConversion Table
| ksi | psi |
|---|---|
| 0 | 0 |
| 1.0000 | 1,000.0 |
| 2.0000 | 2,000.0 |
| 3.0000 | 3,000.0 |
| 4.0000 | 4,000.0 |
| 5.0000 | 5,000.0 |
| 6.0000 | 6,000.0 |
| 7.0000 | 7,000.0 |
| 8.0000 | 8,000.0 |
| 9.0000 | 9,000.0 |
| 10.000 | 10,000 |
| 11.000 | 11,000 |
| 12.000 | 12,000 |
| 13.000 | 13,000 |
| 14.000 | 14,000 |
| 15.000 | 15,000 |
| 16.000 | 16,000 |
| 17.000 | 17,000 |
| 18.000 | 18,000 |
| 19.000 | 19,000 |
| ksi | psi |
|---|---|
| 20.000 | 20,000 |
| 21.000 | 21,000 |
| 22.000 | 22,000 |
| 23.000 | 23,000 |
| 24.000 | 24,000 |
| 25.000 | 25,000 |
| 26.000 | 26,000 |
| 27.000 | 27,000 |
| 28.000 | 28,000 |
| 29.000 | 29,000 |
| 30.000 | 30,000 |
| 31.000 | 31,000 |
| 32.000 | 32,000 |
| 33.000 | 33,000 |
| 34.000 | 34,000 |
| 35.000 | 35,000 |
| 36.000 | 36,000 |
| 37.000 | 37,000 |
| 38.000 | 38,000 |
| 39.000 | 39,000 |
| ksi | psi |
|---|---|
| 40.000 | 40,000 |
| 41.000 | 41,000 |
| 42.000 | 42,000 |
| 43.000 | 43,000 |
| 44.000 | 44,000 |
| 45.000 | 45,000 |
| 46.000 | 46,000 |
| 47.000 | 47,000 |
| 48.000 | 48,000 |
| 49.000 | 49,000 |
| 50.000 | 50,000 |
| 51.000 | 51,000 |
| 52.000 | 52,000 |
| 53.000 | 53,000 |
| 54.000 | 54,000 |
| 55.000 | 55,000 |
| 56.000 | 56,000 |
| 57.000 | 57,000 |
| 58.000 | 58,000 |
| 59.000 | 59,000 |
| ksi | psi |
|---|---|
| 60.000 | 60,000 |
| 61.000 | 61,000 |
| 62.000 | 62,000 |
| 63.000 | 63,000 |
| 64.000 | 64,000 |
| 65.000 | 65,000 |
| 66.000 | 66,000 |
| 67.000 | 67,000 |
| 68.000 | 68,000 |
| 69.000 | 69,000 |
| 70.000 | 70,000 |
| 71.000 | 71,000 |
| 72.000 | 72,000 |
| 73.000 | 73,000 |
| 74.000 | 74,000 |
| 75.000 | 75,000 |
| 76.000 | 76,000 |
| 77.000 | 77,000 |
| 78.000 | 78,000 |
| 79.000 | 79,000 |
Kilopounds per Square Inch to Pounds per Square Inch Conversion
Converting Kilopounds per Square Inch (ksi) to Pounds per Square Inch (psi) is a common pressure conversion. 1 ksi equals 1,000 psi. For example, 100 ksi is equal to 100,000 psi.
Quick Reference Values
1 ksi = 1,000 psi. 5 ksi = 5,000 psi. 10 ksi = 10,000 psi. 25 ksi = 25,000 psi. 50 ksi = 50,000 psi. 100 ksi = 100,000 psi.
What is Kilopounds per Square Inch?
Kilopounds per Square Inch (ksi) is a unit of pressure. Kilopounds-per-square-inch (ksi) is a unit of pressure or stress equal to 1,000 pounds-force per square inch. It directly converts to 6,894.76 pascals (Pa), the SI unit of pressure, where 1 psi equals 6,894.76 Pa. This unit is commonly used in material science and mechanical engineering to express tensile strength or stress levels in metals and other materials [nist-si-guide]. The pound-force per square inch (psi) was established in the 19th century in the United States for engineering purposes. The kilo- prefix, standardized by the International System of Units (SI) in 1960, multiplies the base unit by 1,000, creating the ksi unit for higher magnitude pressures [bipm-si-brochure]. Kilopounds-per-square-inch is mostly used in the United States and Canada within civil, mechanical, and aerospace engineering. It appears in material specifications, especially in structural steel design and pressure vessel ratings, while SI units are preferred elsewhere [nist-si-guide].
What is Pounds per Square Inch?
Pounds per Square Inch (psi) is a unit of pressure. Pounds per square inch (psi) measures pressure as force in pounds applied over one square inch of area. It is defined as 1 psi = 6,894.76 pascals in the SI unit system [nist-si-guide]. Psi originated in English-speaking countries for engineering and industrial applications during the 19th century, formalized through American standards for pressure measurement [nist-si-guide]. Psi remains common in the United States, Canada, and the UK for tire pressure, hydraulic systems, and HVAC industries. It is also referenced in international engineering standards [nist-sp-811].
Common Misspellings
People often search for this conversion using these alternate spellings: kilo pounds per square inch, kips, kpsi, kilopound per square inch, pounds per square inch, pound per sq inch, psiin. All of these refer to the Kilopounds per Square Inch to Pounds per Square Inch conversion.