french; charriere | 1 F | 2 F | 3 F | 4 F | 5 F | 6 F | 7 F | 8 F | 9 F | 10 F | 11 F | 12 F | 13 F | 14 F | 15 F | 16 F | 17 F | 18 F | 19 F | 20 F | 21 F | 22 F | 23 F | 24 F | 25 F | 26 F | 27 F | 28 F | 29 F | 30 F | 31 F | 32 F | 33 F | 34 F | 35 F | 36 F | 37 F | 38 F | 39 F | 40 F | 41 F | 42 F | 43 F | 44 F | 45 F | 46 F | 47 F | 48 F | 49 F | 50 F | 51 F | 52 F | 53 F | 54 F | 55 F | 56 F | 57 F | 58 F | 59 F | 60 F | 61 F | 62 F | 63 F | 64 F | 65 F | 66 F | 67 F | 68 F | 69 F | 70 F | 71 F | 72 F | 73 F | 74 F | 75 F | 76 F | 77 F | 78 F | 79 F | 80 F | 81 F | 82 F | 83 F | 84 F | 85 F | 86 F | 87 F | 88 F | 89 F | 90 F | 91 F | 92 F | 93 F | 94 F | 95 F | 96 F | 97 F | 98 F | 99 F | 100 F |
yard | 0.0003645 yd | 0.0007291 yd | 0.0010936 yd | 0.0014582 yd | 0.0018227 yd | 0.0021872 yd | 0.0025518 yd | 0.0029163 yd | 0.0032808 yd | 0.0036454 yd | 0.0040099 yd | 0.0043745 yd | 0.0047390 yd | 0.0051035 yd | 0.0054681 yd | 0.0058326 yd | 0.0061971 yd | 0.0065617 yd | 0.0069262 yd | 0.0072908 yd | 0.0076553 yd | 0.0080198 yd | 0.0083844 yd | 0.0087489 yd | 0.0091134 yd | 0.0094780 yd | 0.0098425 yd | 0.0102071 yd | 0.0105716 yd | 0.0109361 yd | 0.0113007 yd | 0.0116652 yd | 0.0120297 yd | 0.0123943 yd | 0.0127588 yd | 0.0131234 yd | 0.0134879 yd | 0.0138524 yd | 0.0142170 yd | 0.0145815 yd | 0.0149460 yd | 0.0153106 yd | 0.0156751 yd | 0.0160397 yd | 0.0164042 yd | 0.0167687 yd | 0.0171333 yd | 0.0174978 yd | 0.0178624 yd | 0.0182269 yd | 0.0185914 yd | 0.0189560 yd | 0.0193205 yd | 0.0196850 yd | 0.0200496 yd | 0.0204141 yd | 0.0207787 yd | 0.0211432 yd | 0.0215077 yd | 0.0218723 yd | 0.0222368 yd | 0.0226013 yd | 0.0229659 yd | 0.0233304 yd | 0.0236950 yd | 0.0240595 yd | 0.0244240 yd | 0.0247886 yd | 0.0251531 yd | 0.0255176 yd | 0.0258822 yd | 0.0262467 yd | 0.0266113 yd | 0.0269758 yd | 0.0273403 yd | 0.0277049 yd | 0.0280694 yd | 0.0284339 yd | 0.0287985 yd | 0.0291630 yd | 0.0295276 yd | 0.0298921 yd | 0.0302566 yd | 0.0306212 yd | 0.0309857 yd | 0.0313502 yd | 0.0317148 yd | 0.0320793 yd | 0.0324439 yd | 0.0328084 yd | 0.0331729 yd | 0.0335375 yd | 0.0339020 yd | 0.0342666 yd | 0.0346311 yd | 0.0349956 yd | 0.0353602 yd | 0.0357247 yd | 0.0360892 yd | 0.0364538 yd |
The French scale or French gauge system is commonly used to measure the size of a catheter. It is most often abbreviated as Fr, but can often be seen abbreviated as Fg, Ga, FR or F. It may also be abbreviated as CH or Ch (for Charrière, its inventor).
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
french; charriere | F | ≡ 1⁄3 mm | = 0.3×10−3 m | Other (Length) |
french; charriere | yards | french; charriere | yards |
---|---|---|---|
1 | = 0.00036453776611257 | 4 | = 0.0014581510644503 |
1.5 | = 0.00054680664916885 | 4.5 | = 0.0016404199475066 |
2 | = 0.00072907553222514 | 5 | = 0.0018226888305628 |
2.5 | = 0.00091134441528142 | 5.5 | = 0.0020049577136191 |
3 | = 0.0010936132983377 | 6 | = 0.0021872265966754 |
The yard (abbreviation: yd) is an English unit of length, in both the British imperial and US customary systems of measurement, that comprises 3 feet or 36 inches.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
yard | yd | ≡ 0.9144 m ≡ 3 ft ≡ 36 in | ≡ 0.9144 m | Imperial/US |
yards | french; charriere | yards | french; charriere |
---|---|---|---|
1 | = 2743.2 | 4 | = 10972.8 |
1.5 | = 4114.8 | 4.5 | = 12344.4 |
2 | = 5486.4 | 5 | = 13716 |
2.5 | = 6858 | 5.5 | = 15087.6 |
3 | = 8229.6 | 6 | = 16459.2 |
french; charriere | yards |
---|---|
1 | = 0.0003645 |
2,743.2 | = 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |