六角法兰面螺栓 小系列 细牙 标准杆 Hexagon Bolts with Flange - Metric fine pitch thread - small series - Full Shank (Standard Type)
六角法兰面螺栓 细牙 小系列 细杆(R型) Hexagon Bolts with Flange with Metric Fine Pitch Thread - Small Series - Reduced Shank(Type R)
首页
产品与标准
材料查询
展会