发布时间:2025-01-31 12:05:25
常用膨胀螺丝有以下几种:
金属膨胀螺栓,或称为套管式膨胀螺栓;电梯装用膨胀螺栓、车修膨胀螺栓;化学锚栓;内迫膨胀螺栓;窗式膨胀螺栓;重型锚栓。膨胀螺丝一般说的是金属膨胀螺丝,膨胀螺丝的固定是利用楔形斜度来促使膨胀产生摩擦握裹力,达到固定效果。螺钉一头是螺纹,一头有锥度。一般用于防护栏、雨篷、空调等在水泥、砖等材料上的紧固。
UGEE 友基 EX08 数位板 Type-C 10*6英寸-给你时尚新体验
2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25天龙denonavrx518ci 家庭影院功放机52声道 支持4k超高清
2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25 2025-01-31 12:05:25