微型光滑系列（扩铆型）52材料和表面处理螺钉：300系列不锈钢，钝化铆压套：300系列不锈钢，钝化弹簧：300系列不锈钢，钝化公制螺纹尺寸产品编码板厚范围板孔尺寸ABCDE起子槽宽X深HT1T2P2MinMaxM352-10-601-240.82.34.810.44.6670.9x0.93.9711.215.84.6英制44052-10-301-240.8.0312.4.0944.8.1871.0410.4.0164.6.186.257.2760.9x0.93.97.15611.2.4415.8.624.6.1863252-50-402-241.5.0313.2.0255.4.2131.8.0700.4.0165.3.217.2768.3071.1x1.14.75.4711.9.4717.3.685.3.21微型扩铆型面板螺钉组件52材料和表面处理螺钉：淬硬碳钢，镀锌加密封铆压套：铝，本色弹簧：300系列不锈钢，钝化螺纹尺寸产品编码板厚范围A板孔尺寸D±0.05ZCDEGT1T2螺钉伸出面板长度滚花型平滑型+/-字槽复合槽花型/-字槽复合型+/-字槽复合槽花型/-字槽复合型MinMaxP1P2M352-39-11-452-37-11-452-3A-11-452-38-11-40.82.414.843.24.66.472.59.61.40.85.3M452-49-21-452-47-21-454-4A-21-452-48-21-41.53.21.86.824.26.78.69.4310.115.21.86.844052-19-11-452-17-11-452-1A-11-452-18-11-40.8.0312.4.0941.0414.84.1873.1204.6.1836.4.257.282.5.109.6.381.4.550.8.0315.3.2163252-29-21-452-47-21-452-2A-21-452-28-21-41.5.0583.2.1251.8.075.44.2133.6.1415.3.2097.288.312.5.109.6.3815.591.8.076.8.27