一分牙底孔多大
来源:魅力女性吧 2.56W
1分的英制管螺纹即1/8英寸管螺纹,外径是9.729mm,内径是8.567mm,每英寸28牙,螺距0.907mm
分螺纹底孔直径是8.5mm
扩展:英制锥度管用螺纹如下:管用螺纹规格1/8-28的,锥度内螺纹Rc(PT)计算数值是8.24mm,底孔直径是8.2mm。平行管内螺纹Rp(PS)计算数值是8.5mm,底孔直径是8.5mm。
1分的英制管螺纹即1/8英寸管螺纹,外径是9.729mm,内径是8.567mm,每英寸28牙,螺距0.907mm
分螺纹底孔直径是8.5mm
扩展:英制锥度管用螺纹如下:管用螺纹规格1/8-28的,锥度内螺纹Rc(PT)计算数值是8.24mm,底孔直径是8.2mm。平行管内螺纹Rp(PS)计算数值是8.5mm,底孔直径是8.5mm。