Rholeri Trac Math Iau:RSTO
| Rholeri trac math iau heb ganllaw echelinol | ||||||||||
| Heb fodrwy fewnol Dynodiad | Gyda dynodiad cylch mewnol | Dimensiynau (mm) | Graddfeydd llwyth sylfaenol | |||||||
| D | d | C | B | F Fw | E | munud r. | dyn. Cr KN | ystad. Cor KN | ||
| RSTO5-TV | – | 16 | – | 7.8 | – | 7 | 10 | 0.3 | 2.55 | 2.55 |
| RSTO6-TV | STO6-TV | 19 | 6 | 9.8 | 10 | 10 | 13 | 0.3 | 3.75 | 4.5 |
| RSTO8-TV | STO8-TV | 24 | 8 | 9.8 | 10 | 12 | 15 | 0.3 | 4.2 | 5.5 |
| RSTO10 | STO10 | 30 | 10 | 11.8 | 12 | 14 | 20 | 0.3 | 8.4 | 9.2 |
| RSTO12 | STO12 | 32 | 12 | 11.8 | 12 | 16 | 22 | 0.3 | 8.9 | 10.1 |
| RSTO15 | STO15 | 35 | 15 | 11.8 | 12 | 20 | 26 | 0.3 | 9.1 | 10.7 |
| RSTO17 | STO17 | 40 | 17 | 15.8 | 16 | 22 | 29 | 0.3 | 14.3 | 17.7 |
| RSTO20 | STO20 | 47 | 20 | 15.8 | 16 | 25 | 32 | 0.3 | 16.2 | 21.5 |
| RSTO25 | STO25 | 52 | 25 | 15.8 | 16 | 30 | 37 | 0.3 | 16.5 | 22.9 |
| RSTO30 | STO30 | 62 | 30 | 19.8 | 20 | 38 | 46 | 0.6 | 23.3 | 35 |
| RSTO35 | STO35 | 72 | 35 | 19.8 | 20 | 42 | 50 | 0.6 | 25.5 | 40 |
| RSTO40 | STO40 | 80 | 40 | 19.8 | 20 | 50 | 58 | 1 | 24 | 39 |
| RSTO45 | STO45 | 85 | 45 | 19.8 | 20 | 55 | 63 | 1 | 25.5 | 43 |
| RSTO50 | STO50 | 90 | 50 | 19.8 | 20 | 60 | 68 | 1 | 26 | 46.5 |
