bolt thread meaning in English
外螺纹
Examples
- Iso metric trapezoidal screw threads ; limiting sizes for bolt threads from 8 to 100 mm nominal diameter
Iso米制梯形螺纹.标称直径8 100mm螺栓螺纹的极限尺 - Iso metric trapezoidal screw threads ; limiting sizes for bolt threads from 105 to 300 mm nominal diameter
Iso米制梯形螺纹.标称直径105至300mm螺栓螺纹的极限 - Prior to concrete casting , upper column rebar and anchor bolt thread shall be wrapped by plastic sheet to prevent contamination from concrete
2砼浇筑前用塑料薄膜对上部柱筋及螺栓丝扣进行保护，防止砼污染钢筋。