| Skru Oran d | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M20 | ||||
| P | ipolowo | Okun isokuso | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | ||
| Okun ti o dara-1 | / | / | 1 | 1.25 | 1.5 | 1.5 | 1.5 | 1.5 | ||||
| Okun ti o dara-2 | / | / | / | 1 | 1.25 | / | / | / | ||||
| b | L≤125 | 16 | 18 | 22 | 26 | 30 | 34 | 38 | 46 | |||
| 125 | L≤200 | / | / | 28 | 32 | 36 | 40 | 44 | 52 | ||||
| L：200 | / | / | / | / | / | / | 57 | 65 | ||||
| c | min | 1 | 1.1 | 1.2 | 1.5 | 1.8 | 2.1 | 2.4 | 3 | |||
| da | Fọọmu A | o pọju | 5.7 | 6.8 | 9.2 | 11.2 | 13.7 | 15.7 | 17.7 | 22.4 | ||
| Fọọmu B | o pọju | 6.2 | 7.4 | 10 | 12.6 | 15.2 | 17.7 | 20.7 | 25.7 | |||
| dc | o pọju | 11.8 | 14.2 | 18 | 22.3 | 26.6 | 30.5 | 35 | 43 | |||
| ds | o pọju | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 20 | |||
| min | 4.82 | 5.82 | 7.78 | 9.78 | 11.73 | 13.73 | 15.73 | 19.67 | ||||
| du | o pọju | 5.5 | 6.6 | 9 | 11 | 13.5 | 15.5 | 17.5 | 22 | |||
| dw | min | 9.8 | 12.2 | 15.8 | 19.6 | 23.8 | 27.6 | 31.9 | 39.9 | |||
| e | min | 8.71 | 10.95 | 14.26 | 16.5 | 17.62 | 19.86 | 23.15 | 29.87 | |||
| f | o pọju | 1.4 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | |||
| k | o pọju | 5.4 | 6.6 | 8.1 | 9.2 | 11.5 | 12.8 | 14.4 | 17.1 | |||
| k1 | min | 2 | 2.5 | 3.2 | 3.6 | 4.6 | 5.1 | 5.8 | 6.8 | |||
| r1 | min | 0.25 | 0.4 | 0.4 | 0.4 | 0.6 | 0.6 | 0.6 | 0.8 | |||
| r2 | o pọju | 0.3 | 0.4 | 0.5 | 0.6 | 0.7 | 0.9 | 1 | 1.2 | |||
| r3 | min | 0.1 | 0.1 | 0.15 | 0.2 | 0.25 | 0.3 | 0.35 | 0.4 | |||
| r4 | ≈ | 3 | 3.4 | 4.3 | 4.3 | 6.4 | 6.4 | 6.4 | 8.5 | |||
| s | max=iwọn onipo | 8 | 10 | 13 | 15 | 16 | 18 | 21 | 27 | |||
| min | 7.78 | 9.78 | 12.73 | 14.73 | 15.73 | 17.73 | 20.67 | 26.67 | ||||
| t | o pọju | 0.15 | 0.2 | 0.25 | 0.3 | 0.35 | 0.45 | 0.5 | 0.65 | |||
| min | 0.05 | 0.05 | 0.1 | 0.15 | 0.15 | 0.2 | 0.25 | 0.3 | ||||
Kilode ti o jẹ hexagonal, kii ṣe miiran?
Ọpọlọpọ eniyan yoo ni iru ibeere bẹẹ, kilode ti o yẹ ki a ṣe apẹrẹ boluti sinu apẹrẹ hexagonal?Ati pe kii ṣe awọn miiran?Hexagon jẹ ọja ti adehun laarin ipari ẹgbẹ ati igun lilọ.
Fun awọn boluti pẹlu ipari ẹgbẹ odd, awọn ẹgbẹ meji ti wrench ko ni afiwe.Ni afikun, ni awọn ọjọ ibẹrẹ, awọn wrenches orita nikan ni o wa, ati pupọ julọ awọn ori wrench jẹ apẹrẹ ipè, nitorinaa awọn wrenches ko dara fun iran agbara.Ni afikun, igun yiyi tun jẹ ifosiwewe pataki lati ronu.Ti o ba jẹ igun mẹrin, wrench nilo lati yipada ni iwọn 90 lati ṣatunṣe awọn skru, eyiti ko dara fun fifi sori ni aaye dín;Ti o ba jẹ octagonal tabi decagonal, botilẹjẹpe igun yiyi di kere, agbara naa tun kere, ati pe o rọrun lati yika.
Nitorinaa, apẹrẹ hexagon jẹ yiyan ti o wọpọ fun awọn boluti.
