رقم التعريف | من | واشنطن بوست | بي.بي | W/A | الملف | |||
بوصة | مم | مم | بار | رطل لكل بوصة مربعة | بار | رطل لكل بوصة مربعة | جم/م | م |
1/4 | 6 | 11 | 8 | 120 | 24 | 360 | 115 | 100 |
5/16 | 8 | 14 | 8 | 120 | 24 | 360 | 150 | 100 |
3/8 | 10 | 16 | 8 | 120 | 24 | 360 | 200 | 100 |
1/2 | 12 | 18 | 8 | 120 | 24 | 360 | 220 | 100 |
5/8 | 15 | 22 | 6 | 90 | 18 | 270 | 300 | 50 |
3/4 | 19 | 26 | 6 | 90 | 18 | 270 | 360 | 50 |
1 | 25 | 33 | 5 | 75 | 16 | 240 | 540 | 50 |
1-1/4 | 32 | 40 | 5 | 75 | 16 | 240 | 700 | 50 |
1-1/2 | 38 | 48 | 5 | 75 | 15 | 225 | 1000 | 50 |
2 | 50 | 62 | 5 | 75 | 15 | 225 | 1600 | 50 |
2-1/2 | 64 | 78 | 4 | 60 | 12 | 180 | 2500 | 30 |
3 | 76 | 90 | 4 | 60 | 12 | 180 | 3000 | 30 |
3-1/2 | 90 | 106 | 4 | 60 | 12 | 180 | 4000 | 20 |
4 | 102 | 118 | 4 | 60 | 12 | 180 | 4500 | 20 |
5 | 127 | 143 | 3 | 45 | 9 | 135 | 6000 | 10 |
6 | 152 | 168 | 2 | 30 | 6 | 90 | 7000 | 10 |
8 | 202 | 224 | 2 | 30 | 6 | 90 | 12000 | 10 |
10 | 254 | 276 | 2 | 30 | 6 | 90 | 20000 | 10 |