DONGSHAO jẹ ọkan ninu awọn oludari ọjọgbọn China Mshroom Head Square Neck Bolts awọn olupese pẹlu didara giga ati idiyele ti o tọ. Kaabo lati kan si wa.
Hebei Dongshao Fastener Manufacturing Co., Ltd jẹ olutaja olokiki daradara ati olupese ti Mshroom ori square ọrun boluti ni China. Awọn ẹya ara ẹrọ Mshroom ori square ọrun jẹ iwọnwọn ati rọrun lati fi sori ẹrọ. Apẹrẹ Bayoneti lati ṣe idiwọ alaimuṣinṣin; Itọju dada ti o dara julọ, idena ipata, resistance ifoyina, igbesi aye iṣẹ pipẹ, o dara fun agbegbe lile; Agbara mimu ti o lagbara, o dara fun awọn ibeere giga ti imọ-ẹrọ ati awọn aaye miiran; Awọn ẹya oriṣiriṣi ti apẹrẹ apẹrẹ ti awọn iwọn ila opin ati awọn ipari gigun, nitorinaa lati ni ibamu deede awọn akoko ati awọn iwulo lilo oriṣiriṣi.
Mshroom ori square ọrun boluti ti wa ni gbogbo lo fun okuta didan fifi sori ẹrọ ti gbẹ pendanti, nigbati tightening, awọn ẹdun ọpá yoo ko tan nitori ti awọn square ọrun, rọrun lati fix ki o si fi, o kun lo ni diẹ ninu awọn ibiti ti o nilo countersunk ori skru. Ni afikun, o tun le ṣee lo fun awọn idi darí, ti a gbe sinu iho ti a fi awọ ṣe fun lilo asopọ, ati ọrun square ti dabaru yoo di sinu iho naa, ṣe idiwọ skru ọrun square lati titan ni itọsọna kanna lakoko fifi sori ẹrọ. Awọn boluti ọrun onigun mẹrin Mshroom ni akọkọ ti a lo fun sisopọ awọn ẹya nitori awọn idiwọ igbekalẹ ko dara fun awọn boluti hexagonal tabi awọn boluti ni a nilo lati ni apakan ti o han gbangba ti iṣẹlẹ naa, gẹgẹbi ẹsẹ ẹrọ ogbin, nronu odi ati bẹbẹ lọ.
Awọn ifilelẹ ti awọn ajohunše fun Mshroom ori square ọrun boluti ni GB12-88 ati GB/T14-1998. GB12-88 ṣe aami apẹrẹ ti boluti ọrun onigun mẹrin ati iwọn boṣewa ti apakan kọọkan, fun apẹẹrẹ, ninu ọran ti ọrun ọrun ọrun ni iwọn ila opin ti M5, iwọn ọrun jẹ ti o pọju jẹ 4.1, o kere julọ jẹ 2.9mm . GB/T14-1998 ṣalaye awọn boluti ọrun onigun mẹrin ori Mshroom pẹlu awọn pato okun ti M5--M20 ati ipele ọja ti C.
(mm) | M6 | M8 | M10 | M12 | M14 | M16 | M20 | M24 |
P | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 3 |
dk max | 15.1 | 19.1 | 24.3 | 29.3 | 33.6 | 36.6 | 45.6 | 53.9 |
dk min | 13.3 | 17.3 | 22.16 | 27.16 | 31 | 34 | 43 | 50.8 |
ds max | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
ds min | 5.35 | 6.19 | 7.03 | 7.86 | 8.70 | 9.70 | 10.38 | 11.05 |
k1 o pọju | 4.4 | 5.4 | 6.4 | 8.45 | 9.45 | 10.45 | 12.55 | 17.55 |
k1 iseju | 3.6 | 4.6 | 5.6 | 7.55 | 8.55 | 9.55 | 11.45 | 16.45 |
k max | 3.48 | 4.48 | 5.48 | 6.48 | 7.9 | 8.9 | 10.9 | 13.1 |
k min | 2.7 | 3.6 | 4.6 | 5.6 | 6.55 | 7.55 | 9.55 | 11.45 |
r max | 0.5 | 0.5 | 0.5 | 0.8 | 0.8 | 1 | 1 | 1.5 |
s max | 6.3 | 8.36 | 10.36 | 12.43 | 14.43 | 16.43 | 20.52 | 24.52 |
s min | 5.84 | 7.8 | 9.8 | 11.76 | 13.76 | 15.76 | 19.72 | 23.72 |