Steel is an important pillar of infrastructure and the national economy, and its price stability has a profound impact on market participants. Despite that, steel prices can never stay stable and always keep fluctuating across the globe due to a…
Profile steel is a kind of steel with a specific cross-section shape, which is widely used in construction, engineering, manufacturing and other fields. Profile steel has many advantages including stable structure, high strength, light weight, convenient processing, etc.. So it…
Metal heat treatment is one of the important processes in mechanical manufacturing. Compared with other processing processes, heat treatment generally does not change the shape and overall chemical composition of the steel product, but changes the micro-structure inside the item…
Ⅰ. Mechanical Properties The ability of a metal to resist deformation and fracture when it is subjected to external forces under certain temperature conditions is called the mechanical properties of the metal material. 1.Strength: This represents the maximum ability of…
Export tax rebate is a common tax measure in international trade, aiming to encourage fair competition in the export of goods from various countries. Under WTO rules, export tax rebates comply with the principle of national treatment. However, on November…
Introduction Carbon steel is an iron-carbon alloy with a carbon content of 0.0218%-2.11%. It generally contains small amounts of silicon, manganese, sulfur, and phosphorus. The higher the carbon content in carbon steel, the greater the hardness and strength, but the…
