Abakhiqizi beDongshao eChina banikezela ngemikhiqizo esezingeni eliphakeme, wamukelekile ukuthenga ama-washer wesikwele aphezulu ngentengo enhle.
Njengomunye wabakhiqizi abangochwepheshe, uDongshao angathanda ukukunikeza ama-washer square asezingeni eliphakeme. Futhi sizokunikeza insizakalo ehamba phambili ngemuva kokuthengiswa kanye nokulethwa okufika ngesikhathi. Ama-washer alo square asetshenziswa kakhulu emkhakheni weMishini Yokukhiqiza Imishini kanye Nobunjiniyela bokwakha, okusetshenziselwa ukuhlakaza noma ukuthuthukisa indawo yokuxhumana yama-bolts ukugwema ukukhulula ama-bolts namantongomane. Ama-Washers ethu esikwele asebenzisa ukuhlolwa okuqinile kwezinto ezibonakalayo nokulawulwa kokukhiqizwa okuphezulu okuphezulu kokuqinisekisa ukuqina kwabo kanye nokwethenjwa. Ngasikhathi sinye, sinikeza ukusekelwa kobuchwepheshe obuqeqeshiwe kanye nokulethwa okusheshayo kanye nokuphendula kwensiza, ukuze amakhasimende aqinisekiswe futhi alungele.
(mm) | Φ 10 | Φ12 | Φ16 | Φ Uma0 | Φ222 | ★ φ24440 | Φ Siyakwenza | Φ | Φ333 | Φ930 | Φ 1339 | Φ42 | Φ 4455 | Φ488 | Φ2052 |
uku | 11 | 13.5 | 17.5 | 22 | 24 | 26 | 30 | 33 | 36 | 39 | 42 | 45 | 48 | 52 | 56 |
d max | 11.43 | 13.93 | 18.2 | 22.84 | 24.84 | 26.84 | 30.84 | 34 | 37 | 40 | 43 | 46 | 49 | 53.2 | 57.2 |
s max | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 95 | 100 | 110 | 125 | 135 | 140 | 150 | 160 |
s min | 28.7 | 38.4 | 48.4 | 58.1 | 68.1 | 78.1 | 87.8 | 92.8 | 97.8 | 107.8 | 122.5 | 132.5 | 137.5 | 147.5 | 157.5 |
H max | 3.6 | 4.6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 9.2 | 9.2 | 9.2 | 9.2 | 11.2 | 11.2 |
H min | 2.4 | 3.4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 6.8 | 6.8 | 6.8 | 6.8 | 8.8 | 8.8 |