Inches to Centimeters
Converts length from inches to centimeters. For example, helps find the TV diagonal in cm.
How to convert inches to centimeters?
To convert inches to centimeters, simply multiply the length in inches by 2.54. For example, a length of 10 inches is equal to 25.4 cm.
How many centimeters in 1 inch?
In 1 inch, there are 2.54 cm.
How many centimeters in 1/2 inch?
In 1/2 inch, there are 1.27 cm.
Inches to cm in TV screen diagonal
Modern TVs and monitors are labeled with the size in inches for the diagonal of the screen. Below is a table of standard screen sizes in inches and centimeters
| Diagonal, inches | Diagonal, cm | Width | Height |
|---|---|---|---|
| 32 | 81.3 | 70.84 | 39.85 |
| 40 | 101.6 | 88.55 | 49.81 |
| 43 | 109.2 | 95.19 | 53.55 |
| 50 | 127 | 110.69 | 62.26 |
| 55 | 139.7 | 121.76 | 68.49 |
| 65 | 165.1 | 143.90 | 80.94 |
| 75 | 190.5 | 166.04 | 93.39 |
| 77 | 195.6 | 170.46 | 95.89 |
| 80 | 203.2 | 177.10 | 99.62 |
| 82 | 208.3 | 181.53 | 102.11 |
| 86 | 218.4 | 190.39 | 107.09 |
| 90 | 228.6 | 199.24 | 112.07 |
| 98 | 248.9 | 216.95 | 122.04 |
Inches to cm in pipe threading
Another common application of inch labeling is in pipe threading. Inch threading is described by the British Standard Whitworth (BSW), invented by English engineer Joseph Whitworth in 1841, later forming the basis for the modern British Standard Pipe (BSP) international standard. The table presents some inch sizes from the standard:
| Обозначение | Диаметр в дюймах | Внешний диаметр в мм | Внутренний диаметр в мм | Диаметр резьбы в мм | Шагов на д юйм |
| G 1/8" | 1/8 | 9,73 | 8,85 | 8,80 | 28 |
| G 1/4" | 1/4 | 13,16 | 11,89 | 11,80 | 19 |
| G 3/8" | 3/8 | 16,66 | 15,39 | 15,25 | 19 |
| G 1/2" | 1/2 | 20,95 | 19,17 | 19,00 | 14 |
| G 5/8" | 5/8 | 22,91 | 21,13 | 21,00 | 14 |
| G 3/4" | 3/4 | 26,44 | 24,66 | 24,50 | 14 |
| G 7/8" | 7/8 | 30,20 | 28,42 | 28,25 | 14 |
| G 1" | 1 | 33,25 | 30,93 | 30,75 | 11 |
| G 1 1/8" | 1 1/8 | 37,90 | 35,58 | 35,30 | 11 |
| G 1 1/4" | 1 1/4 | 41,91 | 35,59 | 39,25 | 11 |
| G 1 3/8" | 1 3/8 | 44,32 | 42,00 | 41,70 | 11 |
| G 1 1/2" | 1 1/2 | 47,80 | 45,48 | 45,25 | 11 |
| G 2" | 2 | 59,61 | 57,29 | 57,00 | 11 |
| G 2 1/4" | 2 1/4 | 65,71 | 63,39 | 63,10 | 11 |
| G 2 1/2" | 2 1/2 | 75,18 | 72,86 | 72,60 | 11 |
| G 2 3/4" | 2 3/4 | 81,53 | 79,21 | 78,90 | 11 |
| G 3" | 3 | 87,88 | 85,56 | 85,30 | 11 |
| G 3 1/4" | 3 1/4 | 93,98 | 91,66 | 91,50 | 11 |
| G 3 1/2" | 3 1/2 | 100,33 | 98,01 | 97,70 | 11 |
| G 3 3/4" | 3 3/4 | 106,68 | 104,3 | 104,00 | 11 |
| G 4" | 4 | 113,03 | 110,71 | 110,40 | 11 |
Other popular values in inches
The table presents popular length values in inches and their equivalent in centimeters.
| Inches | Centimeters |
|---|---|
| 1 | 2.5 |
| 2 | 5.1 |
| 3 | 7.6 |
| 4 | 10.2 |
| 5 | 12.7 |
| 6 | 15.2 |
| 7 | 17.8 |
| 8 | 20.3 |
| 9 | 22.9 |
| 10 | 25.4 |
| 19.685 | 50 |
| 39.37 | 100 |
| 40 | 101.6 |
| 50 | 127 |
| 60 | 152.4 |
| 70 | 177.8 |
| 80 | 203.2 |
| 90 | 228.6 |
| 100 | 254 |
| 500 | 1270 |
| 1000 | 2540 |
| 1500 | 3810 |
| 2000 | 5080 |
| 3000 | 7620 |
| 4000 | 10160 |
| 5000 | 12700 |
| 6000 | 15240 |
| 7000 | 17780 |
| 8000 | 20320 |
| 9000 | 22860 |
| 10000 | 25400 |
| 50000 | 127000 |
| 100000 | 254000 |
| 500000 | 1270000 |
| 1000000 | 2540000 |
| 10000000 | 25400000 |