Yadda za a zabi kwalkwali mai aminci?

1. Saya shahararrun samfuran samfuran tare da takardar shaidar, alamar kasuwanci, sunan ma'aikata, adireshin masana'anta, kwanan watan samarwa, ƙayyadaddun ƙayyadaddun samfur, ƙirar daidaitaccen lambar, lambar lasisin samarwa, sunan samfurin, cikakken tambari, bugu mai kyau, bayyananniyar alamar, bayyanar tsabta da babban suna.

Na biyu, ana iya auna kwalkwali.Ma'auni na kasa GB811-2010 na masu hawan babur ya nuna cewa nauyin cikakken kwalkwali bai wuce 1.60kg ba;nauyin rabin kwalkwali bai wuce 1.00kg ba.Game da biyan daidaitattun buƙatun, kwalkwali masu nauyi gabaɗaya sun fi inganci.

3. Duba tsawon mai haɗin yadin da aka saka.Ma'auni yana buƙatar kada ya wuce 3mm akan saman ciki da na waje na harsashi.Idan an lalata shi ta hanyar rivets, ana iya cimma shi gabaɗaya, kuma aikin aiwatarwa yana da kyau;idan an haɗa ta da skru, yana da wuya a cimma gaba ɗaya, yana da kyau kada a yi amfani da shi.

Na hudu, duba ƙarfin na'urar sawa.Daidaita yadin da aka saka bisa ga buƙatun littafin, ɗaure ƙwanƙwasa, kuma ja shi da ƙarfi.

5. Idan kwalkwali yana sanye da tabarau (dole ne a sanye da cikakken kwalkwali), a duba ingancinsa.Da farko, kada a sami lahani na bayyanar kamar tsagewa da karce.Abu na biyu, ruwan tabarau da kansa ba dole ba ne ya zama mai launin launi, ya kamata ya zama ruwan tabarau na polycarbonate (PC) mara launi da gaskiya.Ba a taɓa amfani da ruwan tabarau na Plexiglass ba.

6. Danna madaidaicin kwalkwali na ciki da wuya tare da dunƙule hannunka, yakamata a sami ɗan sake dawowa, ba wuya, ko fita daga ramuka ko slag.


Lokacin aikawa: Juni-20-2022