描述

8.8级外梅花法兰螺栓，采用优质中碳钢经冷镦成型与热处理工艺制成，强度等级达8.8级，具备优异的抗拉强度与抗疲劳性能。法兰盘一体成型，受力均匀，无需额外垫片即可实现稳定紧固，安装便捷且防松效果可靠。产品表面可根据需求进行镀锌、达克罗等防腐处理，防锈耐蚀，广泛应用于汽车、机械、建筑等领域。

Class 8.8 External Torx Flange Bolt, made of high-quality medium carbon steel through cold heading and heat treatment, with a strength grade of 8.8, excellent tensile strength and fatigue resistance. The integrated flange ensures uniform force distribution, enabling stable fastening without additional washers for easy installation and reliable anti-loosening performance. The surface can be treated with zinc plating, Dacromet, etc., for excellent corrosion resistance, widely used in automotive, machinery, construction and other industries.