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French; charriere to Line Conversion Table

Quick Find Conversion Table

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0.1 - 0.54
french; charriere to lines
0.1= 0.015748031496063
0.11= 0.017322834645669
0.12= 0.018897637795276
0.13= 0.020472440944882
0.14= 0.022047244094488
0.15= 0.023622047244094
0.16= 0.025196850393701
0.17= 0.026771653543307
0.18= 0.028346456692913
0.19= 0.02992125984252
0.20= 0.031496062992126
0.21= 0.033070866141732
0.22= 0.034645669291339
0.23= 0.036220472440945
0.24= 0.037795275590551
0.25= 0.039370078740157
0.26= 0.040944881889764
0.27= 0.04251968503937
0.28= 0.044094488188976
0.29= 0.045669291338583
0.30= 0.047244094488189
0.31= 0.048818897637795
0.32= 0.050393700787402
0.33= 0.051968503937008
0.34= 0.053543307086614
0.35= 0.05511811023622
0.36= 0.056692913385827
0.37= 0.058267716535433
0.38= 0.059842519685039
0.39= 0.061417322834646
0.40= 0.062992125984252
0.41= 0.064566929133858
0.42= 0.066141732283465
0.43= 0.067716535433071
0.44= 0.069291338582677
0.45= 0.070866141732283
0.46= 0.07244094488189
0.47= 0.074015748031496
0.48= 0.075590551181102
0.49= 0.077165354330709
0.50= 0.078740157480315
0.51= 0.080314960629921
0.52= 0.081889763779528
0.53= 0.083464566929134
0.54= 0.08503937007874
0.55 - 0.99
french; charriere to lines
0.55= 0.086614173228346
0.56= 0.088188976377953
0.57= 0.089763779527559
0.58= 0.091338582677165
0.59= 0.092913385826772
0.60= 0.094488188976378
0.61= 0.096062992125984
0.62= 0.097637795275591
0.63= 0.099212598425197
0.64= 0.1007874015748
0.65= 0.10236220472441
0.66= 0.10393700787402
0.67= 0.10551181102362
0.68= 0.10708661417323
0.69= 0.10866141732283
0.70= 0.11023622047244
0.71= 0.11181102362205
0.72= 0.11338582677165
0.73= 0.11496062992126
0.74= 0.11653543307087
0.75= 0.11811023622047
0.76= 0.11968503937008
0.77= 0.12125984251969
0.78= 0.12283464566929
0.79= 0.1244094488189
0.80= 0.1259842519685
0.81= 0.12755905511811
0.82= 0.12913385826772
0.83= 0.13070866141732
0.84= 0.13228346456693
0.85= 0.13385826771654
0.86= 0.13543307086614
0.87= 0.13700787401575
0.88= 0.13858267716535
0.89= 0.14015748031496
0.90= 0.14173228346457
0.91= 0.14330708661417
0.92= 0.14488188976378
0.93= 0.14645669291339
0.94= 0.14803149606299
0.95= 0.1496062992126
0.96= 0.1511811023622
0.97= 0.15275590551181
0.98= 0.15433070866142
0.99= 0.15590551181102
1.00 - 1.44
french; charriere to lines
1.00= 0.15748031496063
1.01= 0.15905511811024
1.02= 0.16062992125984
1.03= 0.16220472440945
1.04= 0.16377952755906
1.05= 0.16535433070866
1.06= 0.16692913385827
1.07= 0.16850393700787
1.08= 0.17007874015748
1.09= 0.17165354330709
1.10= 0.17322834645669
1.11= 0.1748031496063
1.12= 0.17637795275591
1.13= 0.17795275590551
1.14= 0.17952755905512
1.15= 0.18110236220472
1.16= 0.18267716535433
1.17= 0.18425196850394
1.18= 0.18582677165354
1.19= 0.18740157480315
1.20= 0.18897637795276
1.21= 0.19055118110236
1.22= 0.19212598425197
1.23= 0.19370078740157
1.24= 0.19527559055118
1.25= 0.19685039370079
1.26= 0.19842519685039
1.27= 0.2
1.28= 0.20157480314961
1.29= 0.20314960629921
1.30= 0.20472440944882
1.31= 0.20629921259843
1.32= 0.20787401574803
1.33= 0.20944881889764
1.34= 0.21102362204724
1.35= 0.21259842519685
1.36= 0.21417322834646
1.37= 0.21574803149606
1.38= 0.21732283464567
1.39= 0.21889763779528
1.40= 0.22047244094488
1.41= 0.22204724409449
1.42= 0.22362204724409
1.43= 0.2251968503937
1.44= 0.22677165354331
1.45 - 1.89
french; charriere to lines
1.45= 0.22834645669291
1.46= 0.22992125984252
1.47= 0.23149606299213
1.48= 0.23307086614173
1.49= 0.23464566929134
1.50= 0.23622047244094
1.51= 0.23779527559055
1.52= 0.23937007874016
1.53= 0.24094488188976
1.54= 0.24251968503937
1.55= 0.24409448818898
1.56= 0.24566929133858
1.57= 0.24724409448819
1.58= 0.2488188976378
1.59= 0.2503937007874
1.60= 0.25196850393701
1.61= 0.25354330708661
1.62= 0.25511811023622
1.63= 0.25669291338583
1.64= 0.25826771653543
1.65= 0.25984251968504
1.66= 0.26141732283465
1.67= 0.26299212598425
1.68= 0.26456692913386
1.69= 0.26614173228346
1.70= 0.26771653543307
1.71= 0.26929133858268
1.72= 0.27086614173228
1.73= 0.27244094488189
1.74= 0.2740157480315
1.75= 0.2755905511811
1.76= 0.27716535433071
1.77= 0.27874015748031
1.78= 0.28031496062992
1.79= 0.28188976377953
1.80= 0.28346456692913
1.81= 0.28503937007874
1.82= 0.28661417322835
1.83= 0.28818897637795
1.84= 0.28976377952756
1.85= 0.29133858267717
1.86= 0.29291338582677
1.87= 0.29448818897638
1.88= 0.29606299212598
1.89= 0.29763779527559
1.90 - 2.34
french; charriere to lines
1.90= 0.2992125984252
1.91= 0.3007874015748
1.92= 0.30236220472441
1.93= 0.30393700787402
1.94= 0.30551181102362
1.95= 0.30708661417323
1.96= 0.30866141732283
1.97= 0.31023622047244
1.98= 0.31181102362205
1.99= 0.31338582677165
2.00= 0.31496062992126
2.01= 0.31653543307087
2.02= 0.31811023622047
2.03= 0.31968503937008
2.04= 0.32125984251969
2.05= 0.32283464566929
2.06= 0.3244094488189
2.07= 0.3259842519685
2.08= 0.32755905511811
2.09= 0.32913385826772
2.10= 0.33070866141732
2.11= 0.33228346456693
2.12= 0.33385826771654
2.13= 0.33543307086614
2.14= 0.33700787401575
2.15= 0.33858267716535
2.16= 0.34015748031496
2.17= 0.34173228346457
2.18= 0.34330708661417
2.19= 0.34488188976378
2.20= 0.34645669291339
2.21= 0.34803149606299
2.22= 0.3496062992126
2.23= 0.3511811023622
2.24= 0.35275590551181
2.25= 0.35433070866142
2.26= 0.35590551181102
2.27= 0.35748031496063
2.28= 0.35905511811024
2.29= 0.36062992125984
2.30= 0.36220472440945
2.31= 0.36377952755906
2.32= 0.36535433070866
2.33= 0.36692913385827
2.34= 0.36850393700787
2.35 - 2.79
french; charriere to lines
2.35= 0.37007874015748
2.36= 0.37165354330709
2.37= 0.37322834645669
2.38= 0.3748031496063
2.39= 0.37637795275591
2.40= 0.37795275590551
2.41= 0.37952755905512
2.42= 0.38110236220472
2.43= 0.38267716535433
2.44= 0.38425196850394
2.45= 0.38582677165354
2.46= 0.38740157480315
2.47= 0.38897637795276
2.48= 0.39055118110236
2.49= 0.39212598425197
2.50= 0.39370078740157
2.51= 0.39527559055118
2.52= 0.39685039370079
2.53= 0.39842519685039
2.54= 0.4
2.55= 0.40157480314961
2.56= 0.40314960629921
2.57= 0.40472440944882
2.58= 0.40629921259843
2.59= 0.40787401574803
2.60= 0.40944881889764
2.61= 0.41102362204724
2.62= 0.41259842519685
2.63= 0.41417322834646
2.64= 0.41574803149606
2.65= 0.41732283464567
2.66= 0.41889763779528
2.67= 0.42047244094488
2.68= 0.42204724409449
2.69= 0.42362204724409
2.70= 0.4251968503937
2.71= 0.42677165354331
2.72= 0.42834645669291
2.73= 0.42992125984252
2.74= 0.43149606299213
2.75= 0.43307086614173
2.76= 0.43464566929134
2.77= 0.43622047244094
2.78= 0.43779527559055
2.79= 0.43937007874016

Legend

SymbolDefinition
exactly equal
approximately equal to
=equal to
digitsindicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …)

french; charriere

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).

lines

The line (abbreviated L or l) was a small English unit of length, variously reckoned as  110,  112,  116, or  140 of an inch. It was not included among the units authorized as the British Imperial system in 1824.