• ksi   mbar
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The kilopound per square inch (ksi) is a unit of pressure that is not as commonly encountered as its smaller counterpart, pounds per square inch (psi). However, it plays a crucial role in engineering and materials science, particularly in the United States, where it is often used to express the tensile strength and yield strength of materials like steel. One ksi is equal to 1,000 psi, making it a convenient way to express large values of pressure or stress without cumbersome zeros.

Interestingly, ksi is commonly used in the context of measuring the mechanical properties of metals, especially in aerospace and automotive industries. These are fields where precise and robust materials are essential for safety and performance. For instance, typical structural steel can have a yield strength on the order of 50 ksi, underscoring the immense stress materials can withstand in such applications. Understanding these units helps engineers ensure that the materials used can handle the demanding conditions they face.

Did you know?

The millibar, a unit of pressure, traces its origins back to the 1800s when it was introduced by the meteorologists Henry H. Hilderbrandsson and Vagn Walfrid Ekman. Used primarily in meteorology, the millibar found its place in daily weather reports around the world. Measuring atmospheric pressure in thousands, one millibar equates to 100 pascals in the SI system, providing a convenient scale for understanding variations in atmospheric conditions.

Intriguingly, the typical sea-level atmospheric pressure is about 1013 millibars. This is the weight of the air around us, controlled by a delicate balance of gases and climatic factors. During severe weather events, such as hurricanes, the central pressure can drastically drop to around 920 millibars, signifying powerful winds and storms. This makes the millibar not just a scientific measure, but a crucial tool for predicting and understanding weather patterns.

> Kilopound per inch² to Millibar Conversion Table

Kilopound per square inch Millibar
0 ksi 0 mbar
0.1 ksi 6894.76 mbar
0.2 ksi 13789.52 mbar
0.3 ksi 20684.28 mbar
0.4 ksi 27579.04 mbar
0.5 ksi 34473.8 mbar
0.6 ksi 41368.56 mbar
0.7 ksi 48263.32 mbar
0.8 ksi 55158.08 mbar
0.9 ksi 62052.84 mbar
1 ksi 68947.6 mbar
1.1 ksi 75842.36 mbar
1.2 ksi 82737.12001 mbar
1.3 ksi 89631.88001 mbar
1.4 ksi 96526.64001 mbar
1.5 ksi 103421.40001 mbar
1.6 ksi 110316.16001 mbar
1.7 ksi 117210.92001 mbar
1.8 ksi 124105.68001 mbar
1.9 ksi 131000.44001 mbar
2 ksi 137895.20001 mbar
2.1 ksi 144789.96001 mbar
2.2 ksi 151684.72001 mbar
2.3 ksi 158579.48001 mbar
2.4 ksi 165474.24001 mbar
2.5 ksi 172369.00001 mbar
2.6 ksi 179263.76001 mbar
2.7 ksi 186158.52001 mbar
2.8 ksi 193053.28001 mbar
2.9 ksi 199948.04001 mbar
3 ksi 206842.80001 mbar
3.1 ksi 213737.56001 mbar
3.2 ksi 220632.32001 mbar
3.3 ksi 227527.08001 mbar
3.4 ksi 234421.84002 mbar
3.5 ksi 241316.60002 mbar
3.6 ksi 248211.36002 mbar
3.7 ksi 255106.12002 mbar
3.8 ksi 262000.88002 mbar
3.9 ksi 268895.64002 mbar
4 ksi 275790.40002 mbar
4.1 ksi 282685.16002 mbar
4.2 ksi 289579.92002 mbar
4.3 ksi 296474.68002 mbar
4.4 ksi 303369.44002 mbar
4.5 ksi 310264.20002 mbar
4.6 ksi 317158.96002 mbar
4.7 ksi 324053.72002 mbar
4.8 ksi 330948.48002 mbar
4.9 ksi 337843.24002 mbar
5 ksi 344738.00002 mbar
5.1 ksi 351632.76002 mbar
5.2 ksi 358527.52002 mbar
5.3 ksi 365422.28002 mbar
5.4 ksi 372317.04002 mbar
5.5 ksi 379211.80002 mbar
5.6 ksi 386106.56003 mbar
5.7 ksi 393001.32003 mbar
5.8 ksi 399896.08003 mbar
5.9 ksi 406790.84003 mbar
6 ksi 413685.60003 mbar
6.1 ksi 420580.36003 mbar
6.2 ksi 427475.12003 mbar
6.3 ksi 434369.88003 mbar
6.4 ksi 441264.64003 mbar
6.5 ksi 448159.40003 mbar
6.6 ksi 455054.16003 mbar
6.7 ksi 461948.92003 mbar
6.8 ksi 468843.68003 mbar
6.9 ksi 475738.44003 mbar
7 ksi 482633.20003 mbar
7.1 ksi 489527.96003 mbar
7.2 ksi 496422.72003 mbar
7.3 ksi 503317.48003 mbar
7.4 ksi 510212.24003 mbar
7.5 ksi 517107.00003 mbar
7.6 ksi 524001.76003 mbar
7.7 ksi 530896.52003 mbar
7.8 ksi 537791.28004 mbar
7.9 ksi 544686.04004 mbar
8 ksi 551580.80004 mbar
8.1 ksi 558475.56004 mbar
8.2 ksi 565370.32004 mbar
8.3 ksi 572265.08004 mbar
8.4 ksi 579159.84004 mbar
8.5 ksi 586054.60004 mbar
8.6 ksi 592949.36004 mbar
8.7 ksi 599844.12004 mbar
8.8 ksi 606738.88004 mbar
8.9 ksi 613633.64004 mbar
9 ksi 620528.40004 mbar
9.1 ksi 627423.16004 mbar
9.2 ksi 634317.92004 mbar
9.3 ksi 641212.68004 mbar
9.4 ksi 648107.44004 mbar
9.5 ksi 655002.20004 mbar
9.6 ksi 661896.96004 mbar
9.7 ksi 668791.72004 mbar
9.8 ksi 675686.48004 mbar
9.9 ksi 682581.24004 mbar
10 ksi 689476.00005 mbar