The standard and stipulated mark meaning of hex head boltSpeaking of hex head bolt, it is a very big concept. Hex head bolts are divided into extra hexagonal bolts and inner hexagonal bolts, which are commonly used fasteners and are mainly used for fastening mechanical equipment. Regardless of whether it is an external hexagon or an internal hexagon, their specification and size representation methods are similar.
hex head bolt content introductionThe hex head bolt is a type of fastener consisting of two parts, a head and a screw (cylinder with external threads). It needs to be matched with a nut to fasten and connect two parts with through holes. Hex head bolts are divided into two types: external hexagonal bolts and internal hexagonal screws, which are usually used for fastening mechanical equipment.
Classification of railway fastenerRailway fastener is a part used to connect rails and sleepers (or other types of under-rail foundations) on the track, also known as intermediate connecting parts. Its function is to fix the rail on the sleeper, maintain the gauge and prevent the rail from moving vertically and horizontally relative to the sleeper. Classification of railway fastener:
The role of railway fastener systemRailway fastener is a part used to connect rails and sleepers (or other types of under-rail foundations) on the track, also known as intermediate connecting parts.
What are the functions of Coach screw spikeCoach screw spike is used to fix the elastic strip of high-speed rail and is a high-speed rail accessory. Coach screw spikes are mainly used for the connection of rails or pads and sleepers, that is, a fastener used to connect rails and sleepers or pads and sleepers.
Coach screw spike structure characteristics and typesCoach screw spike is a shape with uniform spiral protrusions on the cross-section of the solid outer or inner surface. According to its structural characteristics and uses, it can be divided into three categories.
Coach screw spike manufacturer will show you: how to improve the service life of stainless steel screwsThe coach screw spike manufacturer tells you that stainless steel screws need to be installed and used with a wrench that matches their size. They are generally used on various machine tools and their accessories.
The railway fastener manufacturer will take you to understand: the correct installation sequence of elastic fastenersThe railway fastener manufacturer tells you that from a structural point of view, the elastic fasteners are mainly composed of elastic strips, spiral spikes, gauge baffles, under-rail pads, flat washers, and pre-embedded sleeves with shoulder sleepers positioned in prestressed concrete.