china masu samar da dogayen bakin karfe masu sana'ar igiyar igiya

Thesanduna masu zareana amfani da shi don tallafi ko tallafi na nau'ikan kayan aikin injiniya daban-daban, kuma yana taka rawar tallafi ko tallafi. Themashaya zarean yi shi da bakin karfe, wanda ke da kaddarorin juriya na lalata, juriya da juriya na mai. threaded sanda ne yadu amfani a masana'antu samar. Yana iya ɗaukar babban nauyin axial da damuwa na torsional, don haka aikin aikin zai iya samun daidaiton machining mai kyau, ƙarancin ƙasa da rayuwar sabis. Za a iya amfani da sanduna masu zaren ƙarewa biyu don sarrafa zaren, gears, bearings, igiyoyin zare da sauran sassan ƙarfe da waɗanda ba ƙarfe ba. Ana amfani da samfuran sosai a cikin kayan aikin injin, kera motoci, masana'antar ƙarfe da sauran fannoni.