There are three kinds of Hexagonal bolt materials: carbon steel, stainless steel, copper. Carbon steel: We distinguish low carbon steel, medium carbon steel, high carbon steel and alloy steel by carbon content in carbon steel. 1. Low carbon steel C% ≤ 0.25% is usually called A3 steel in China. It is called 1008101510181022 in foreign [...]
The Steel Structure Bolt thread refers to a kind of uniform helix bulge on the screw or bolt surface or the section of the internal surface, which mainly plays the role of connection, adjustment, transfer movement, etc. Generally speaking, the thread of steel structure bolt can be divided into three types according to the structural [...]
The threads of steel structure bolt can be divided into three types according to their structural characteristics and uses, namely, common threads, transmission threads and sealing threads. Thread refers to a kind of uniform spiral protrusion on the section of the screw or the surface or inner surface of the bolt, which mainly plays the [...]