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Prefix
 Pressure (Basic Unit Pa )

| Unit | Factor | Conversion Unit |
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| Pa | 105 | bar | | N/mm² | 10 | bar | | bar | 10-1 | MPa - Mega-Pascal | | bar | 105 | Pa - Pascal | | bar | 14,503768 | psi - pound per square inch | | Mpa | 10 | bar | | psi | 0,068948 | bar |
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Length (Basic Unit m)

| Unit | Factor | Conversion Unit |
|---|
| mm | 0,03937 | in. - inch | | in. | 25,4 | mm |
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Work (Basic Unit Nm)

| Unit | Factor | Conversion Unit |
|---|
| Nm | 8,850732 | in.-lb. - inch-pound | | in.-lb. | 0,112985 | Nm |
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Power

| Unit | Factor | Conversion Unit |
|---|
| kw | 1,3596 | HP - Horsepower | | HP | 0,736 | kw |
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Weight (Basic Unit kg)

| Unit | Factor | Conversion Unit |
|---|
| g | 0,035274 | oz. - ounce | | kg | 2,204622 | lb. - pound | | oz. | 28,349525 | g | | lb. | 0,454 | kg | | cm³ | 0,0612 | cu.-in. - cubic inch | | l | 106 | cm³ | | cu.-in. | 16,387 | cm³ |
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Prefix

| Prefix | Reference | Power of ten |
|---|
| Tera- | T | 1012 | | Giga- | G | 109 | | Mega- | M | 106 | | Kilo- | K | 10³ | | Hekto- | h | 10² | | Deka- | da | 10¹ | | Dezi | d | 10-1 | | Zenti- | c | 10-2 | | Milli- | m | 10-3 | | Mikro- | µ | 10-6 | | Nano- | n | 10-9 | | Piko- | p | 10-12 | | Femto- | f | 10-15 | | Atto- | a | 10-18 |
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Pounds (psi = 0,0689 bar)

| bar | 0 psi | 1 psi | 2 psi | 3 psi | 4 psi | 5 psi | 6 psi | 7 psi | 8 psi | 9 psi |
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| 0 | | 14,504 | 29,007 | 43,511 | 58,014 | 72,518 | 87,021 | 101,525 | 116,028 | 130,532 | | 10 | 145,035 | 159,539 | 174,042 | 188,546 | 203,049 | 217,553 | 232,056 | 246,56 | 261,063 | 275,567 | | 20 | 290,07 | 304,574 | 319,077 | 333,58,5 | 348,084 | 362,588 | 377,091 | 391,595 | 406,098 | 420,062 | | 30 | 435,105 | 449,609 | 464,112 | 478,616 | 493,119 | 507,623 | 522,126 | 536,63 | 551,133 | 565,637 | | 40 | 580,14 | 594,644 | 609,147 | 623,651 | 638,154 | 652,658 | 667,161 | 681,665 | 696,168 | 710,672 | | 50 | 725,175 | 739,679 | 754,182 | 768,686 | 783,189 | 797,693 | 812,196 | 826,7 | 841,203 | 855,707 | | 60 | 870,21 | 884,714 | 899,217 | 913,721 | 928,224 | 942,728 | 957,231 | 971,735 | 986,238 | 1000,742 | | 70 | 1015,245 | 1029,749 | 1044,252 | 1058,756 | 1073,259 | 1087,763 | 1102,266 | 1116,77 | 1131,273 | 1145,777 | | 80 | 1160,28 | 1174,784 | 1189,827 | 1203,791 | 1218,294 | 1232,798 | 1247,301 | 1261,805 | 1276,308 | 1290,812 | | 90 | 1305,315 | 1319,819 | 1334,322 | 1348,826 | 1363,329 | 1377,833 | 1392,336 | 1406,84 | 1421,343 | 1435,847 | | 100 | 1450,35 | 1464,854 | 1479,357 | 1493,861 | 1508,364 | 1522,868 | 1537,371 | 1551,875 | 1566,378 | 1580,882 |
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bar (bar = 14,5035 psi)

| psi | 0 bar | 1 bar | 2 bar | 3 bar | 4 bar | 5 bar | 6 bar | 7 bar | 8 bar | 9 bar |
|---|
| 0 | | 0,0689 | 0,1378 | 0,2067 | 0,2756 | 0,3445 | 0,4134 | 0,4823 | 0,5512 | 0,6201 | | 10 | 0,6890 | 0,7579 | 0,8268 | 0,8957 | 0,9646 | 1,0335 | 1,1024 | 1,1713 | 1,2402 | 1,3091 | | 20 | 1,3780 | 1,4469 | 1,5158 | 1,5847 | 1,6536 | 1,7225 | 1,7914 | 1,8603 | 1,9292 | 1,9981 | | 30 | 2,0670 | 2,1359 | 2,2048 | 2,2737 | 2,3426 | 2,4115 | 2,4804 | 2,5493 | 2,6182 | 2,6871 | | 40 | 2,7560 | 2,8249 | 2,8938 | 2,9627 | 3,0316 | 3,1005 | 3,1694 | 3,2383 | 3,3072 | 3,3761 | | 50 | 3,4450 | 3,5139 | 3,5828 | 3,6517 | 3,2706 | 3,7895 | 3,8584 | 3,9273 | 3,9962 | 4,0651 | | 60 | 4,1340 | 4,2029 | 4,2718 | 4,3407 | 4,4096 | 4,4785 | 4,5474 | 4,6163 | 4,6852 | 4,7541 | | 70 | 4,8230 | 4,8919 | 4,9608 | 5,0297 | 5,0986 | 5,1675 | 5,2364 | 5,3053 | 5,3742 | 5,4431 | | 80 | 5,5120 | 5,5809 | 5,6498 | 5,7187 | 5,7876 | 5,8565 | 5,9254 | 5,9943 | 6,0632 | 6,1321 | | 90 | 6,2010 | 6,2699 | 6,3388 | 6,4077 | 6,4766 | 6,5455 | 6,6144 | 6,6833 | 6,7522 | 6,8211 | | 100 | 6,8900 | 6,9589 | 7,0278 | 7,0967 | 7,1656 | 7,2345 | 7,3034 | 7,3723 | 7,4412 | 7,5101 |
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Values exceeding 100 bar/psi not contained in the table can be determinated easily by moving the decimals.
Example: 550 psi = 37,895 bar.
Inch/Millimetre Conversion Table

| Inches | | | Millimeter | |
|---|
| | | 1/64 | 0,016 | 0,397 | | | 1/32 | | 0,031 | 0,794 | | | | 3/64 | 0,047 | 1,191 | | | 1/64 | | 0,063 | 1,588 | | | | 5/64 | 0,078 | 1,984 | | | 3/32 | | 0,094 | 2,381 | | | | 7/64 | 0,109 | 2,778 | | 1/8 | | | 0,125 | 3,175 | | | | 9/94 | 0,141 | 3,572 | | | 5/32 | | 0,156 | 3,969 | | | | 11/64 | 0,172 | 4,366 | | | 3/16 | | 0,188 | 4,763 | | | | 13/64 | 0,203 | 5,159 | | | 7/32 | | 0,219 | 5,556 | | | | 15/64 | 0,234 | 5,953 | | 1/4 | | | 0,250 | 6,35 | | | | 17/64 | 0,266 | 6,747 | | | 9/32 | | 0,281 | 7,144 | | | | 19/64 | 0,297 | 7,541 | | | 5/16 | | 0,313 | 7,938 | | | | 21/64 | 0,328 | 8,334 | | | 11/32 | | 0,344 | 8,731 | | | | 23/64 | 0,359 | 9,128 | | 3/8 | | | 0,375 | 9,525 | | | | 25/64 | 0,391 | 9,922 | | | 13/32 | | 0,406 | 10,319 | | | | 27/64 | 0,422 | 10,716 | | | 7/16 | | 0,438 | 11,113 | | | | 29/64 | 0,453 | 11,509 | | | 15/32 | | 0,469 | 11,906 | | | | 31/64 | 0,484 | 12,303 | | 1/2 | | | 0,500 | 12,700 | | | | 33/64 | 0,516 | 13,097 | | | 17/32 | | 0,531 | 13,494 | | | | 35/64 | 0,547 | 13,891 | | | 9/16 | | 0,563 | 14,288 | | | | 37/64 | 0,578 | 14,684 | | | 19/32 | | 0,594 | 15,081 | | | | 39/64 | 0,609 | 15,478 | | 5/8 | | | 0,625 | 15,875 | | | | 41/64 | 0,641 | 16,272 | | | 21/32 | | 0,656 | 16,669 | | | | 43/64 | 0,672 | 17,066 | | | 11/16 | | 0,688 | 17,463 | | | | 45/64 | 0,703 | 17,859 | | | 23/32 | | 0,719 | 18,256 | | | | 47/64 | 0,734 | 18,653 | | 3/4 | | | 0,750 | 19,050 | | | | 49/64 | 0,766 | 19,447 | | | 25/32 | | 0,781 | 19,844 | | | | 51/64 | 0,797 | 20,241 | | | 13/16 | | 0,813 | 20,638 | | | | 53/64 | 0,828 | 21,034 | | | 27/32 | | 0,844 | 21,431 | | | | 55/64 | 0,859 | 21,828 | | 7/8 | | | 0,875 | 22,225 | | | | 57/64 | 0,891 | 22,622 | | | 29/32 | | 0,906 | 23,019 | | | | 59/64 | 0,922 | 23,416 | | | 15/16 | | 0,938 | 23,813 | | | | 61/64 | 0,953 | 24,209 | | | 31/32 | | 0,969 | 24,606 | | | | 63/64 | 0,984 | 25,003 | | 1 | | | 1,000 | 25,400 |
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