Ọpa jia jẹ ti ohun elo alloy alloy giga-giga 42CrMo, ati gbogbo awọn aaye ehin ni a tọju pẹlu igbohunsafẹfẹ alabọde, ti o mu ki líle giga;Ehin dada lilọ processing pẹlu ga yiye.
Awọn anfani: Yiya ehin kekere, deede meshing giga, ati igbesi aye iṣẹ pipẹ.
Akoko ifiweranṣẹ: Oṣu Kẹrin Ọjọ 23-2023