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my country's steel grade representation method
Steel Numbering System in China
In China, identifying the different types of steel products is done through designations and numbering systems. Steel designation and numbering systems facilitate the classification of steel types, and are thus important in helping to ensure proper use of steel in ......
1054 
Oliver
Comparison table of commonly used steel grades of high-quality section steel and imported steel grades
American AISI/ASTM Carbon Steels
Gene rally speaking, American AISI/ASTM carbon steels are marked with four digital numbers that represent the steel’s grade and chemical composition. The first two digits indicate the steel’s chemical composition percentage, and the last two digits indicate its ......
Comparison table 3 of commonly used steel grades of high-quality section steel and imported steel grades
High Quality Steel Numbers and Comparisons to Import Steel Numbers
Steel is an incredibly important component in any construction project or engineering design, and the quality of steel used can make or break a project. High quality steel is a must for any successful engineering project, but the ......
Comparison table 5 of common steel grades of high-quality section steel and imported steel grades
High-Quality Steel Grade Comparisons
Steel is one of the most commonly used and versatile materials in the world. It is used in the production of everything from bridges to medical equipment and from kitchen utensils to skyscrapers. Steel is often graded according to the type of alloying element ......
Hot-rolled hexagonal steel and octagonal steel (GB/T705-1989)
Hot-rolled Hexagonal Steel and Octagonal Steel (GB/T705-1989)
Hexagonal steel and octagonal steel are components produced through hot rolling. Hot-rolled hexagonal steel and octagonal steel are carbon-structural steel, which are mainly used in mechanical structure parts and fasteners. The standar......
High-speed wire rod mill pre-finishing stand roll ring material
Roll Rings for High-Speed Wire Rolling Machines
Roll rings, also known as freeback rolls, are used on high-speed wire rolling machines for generating high-precision shapes and profiles onto wires and bars. These rings are specially designed for Wire Rolling Machines, providing the highest levels o......
Material of straightening roll (ring) of section steel rolling mill
The material of straightening roll (ring) for section steel rolling machine
Straightening rolls, also known as straightening rings, are rolled parts with circular, roller or cylindrical cross sections, and are an important component of section steel rolling machines. Section steel straightening ro......
Development Direction of Bearing Materials and Heat Treatment in my country
Introduction
The development of bearing materials and heat treatment has occupied an important position in the development of China’s bearing industry. It has become an important driving force for Chinas bearing industry to better meet market requirements and provide qualified products for cust......
Bearing steel for special environment
Special Bearing Steel for Special Environment
Bearing steel is an important material for the manufacture of rolling bearings which are widely used in a variety of mechanical products. Due to its high mechanical properties, high fatigue strength and low noise, bearing steel is favored by many bear......
Mine steel (GB 4697-84)
，一般会怎么写
Steel for Mining Use (GB 4697–84)
Steel for mining use (GB 4697–84) is a type of steel specifically designed for use in mining operations. This type of steel offers superior performance for various activities that involve heavy machinery, such as ore extraction and ground preparat......
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