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 ML≤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.Ní àfikún sí i, ní àwọn ọjọ́ àkọ́kọ́, àwọn ìkọ̀kọ̀ tí a fọwọ́ kàn án nìkan ni wọ́n wà, ọ̀pọ̀ jù lọ àwọn orí ìparun náà sì jẹ́ ìró fèrè, bẹ́ẹ̀ náà ni àwọn ọ̀rọ̀ náà kò yẹ fún ìran agbára.Ni afikun, igun yiyi tun jẹ ifosiwewe pataki lati ronu.Ti o ba jẹ igun mẹrin, wrench nilo lati yi awọn 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.