The basic characteristics and thermal conductivity advantages of copper and copper alloys and their core position in the electrical industry

The conductive circuits of switches, circuit breakers and contactors in power distribution equipment, and the windings of transformers are inseparable from copper.

The basic classification method and grade standard of steel bars and their reinforcement effect in concrete structures

Through the reasonable configuration of steel bars, the concrete structure can give full play to the performance advantages of the two materials and achieve a safe, reliable, economical and reasonable structural design.

The anticorrosive mechanism and coating quality control of zinc steel wire and its wide application in outdoor facilities

Through continuous improvement of coating quality and the development of new coating alloys, the anticorrosive properties of galvanized steel wire have been continuously improved and the application field has been continuously expanded, providing a reliable material guarantee for all kinds of outdoor facilities.

The design and construction technical requirements of the splicing node of H-shaped steel play a key role in ensuring the safety of the overall structure

Through strict node design and construction control, the overall safety of the H-shaped steel structure can be guaranteed, so that the building can reliably withstand various loads during the whole life cycle.

The relationship between the cross-sectional shape and mechanical properties of corrugated board and its structural function in the roof and wall system

Through the reasonable selection of the waveform parameters and material thickness of corrugated board, it can meet the diverse functional needs of various buildings for roof and wall systems.

The production process characteristics and product specification range of hot-rolled steel coils and their basic position in the steel industry chain

.It is precisely because of its wide applicability and economies of scale that hot-rolled steel coils have always occupied the largest proportion in the structure of steel products.