机械零件，配用螺母的圆柱形带螺纹的紧固件。河南螺栓厂家由石经理带大家去了解，优质螺栓给你不一样的感觉，选对好的穿墙螺栓厂家就来宏鑫穿墙螺栓厂。
螺栓由头部和螺杆（带有外螺纹的圆柱体）两部分组成的一类紧固件，需与螺母配合，用于紧固连接两个带有通孔的零件。 这种连接形式称螺栓接。如把螺母从螺栓上旋下，又可以使这两个零件分开，故螺栓连接是属于可拆卸连接。
Mechanical parts, fasteners with cylindrical threaded nut. Henan bolt factory manager Shi take everyone to understand, quality bolt to give you a different feeling, choose good wall bolt manufacturers to Hongxin wall bolt factory.
A type of fastener that is composed of two parts of the head and the screw (with an outer screw thread) is required to fit the nut, and the two parts with holes are used for fastening. This type of connection is called a bolt. If the nut is screwed down from the bolt and can separate the two parts, the bolt connection is a detachable connection.