Search results for keyword: manganese
Introduction of steel varieties and specifications for steel structure
Steel Structures
Steel is one of the most important and versatile materials used in construction and engineering. Its strength, versatility, durability and affordability make it the ideal choice for a variety of structural applications. When choosing a steel structure for a specific project, ther......
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Chemical Composition of Several New Types of Base Steels in China
Development of Advanced High-Strength Steel in China
The development of advanced high-strength steels (AHSS) plays an important role in the development of modern vehicle manufacture and steel processing industries and is beneficial to Chinas economic development. In this regard, due to the low co......
Alloy structural steel (GB 3077-88) (8)
Alloy Structural Steel (GB 3077-88)
Alloy structural steel is a kind of steel which is used for making steel parts and components. Alloy structural steel is defined as a kind of steel combining the properties of carbon steel and alloy steel. The characteristics of alloy structural steel are its h......
Alloy structural steel (GB 3077-88) (6)
Alloy structural steel(GB 3077-88)
Alloy structural steel is a kind of steel alloy used in a variety of structural applications. It is composed of a combination of metal elements, including manganese, tungsten, vanadium, molybdenum, nickel, and chromium, which increase hardness and durability whi......
Alloy structural steel (GB 3077-88) (3)
1. Introduction
Alloy structural steel ( GB 3077-88) is a kind of alloy structural steel formulated by the State Economic and Trade Commission. The standard includes the following grades of alloy structural steel: 15Cr, 20Cr, 30CrMnSiA, 35CrMnSiA, 20CrMnMo, 20CrMo, 30CrMo, 25CrMoV, 14CrMo, 20CrV,......
Alloy structural steel (GB 3077-88) (4)
The development process of alloy structural steel (GB 3077-88)
Alloy structural steel is one of the important structural materials in engineering and plays an important role in the development of Chinas steel industry. In 1988, an alloy structural steel variety was added, and it was also the basi......
Alloy structural steel (GB 3077-88) (5)
Alloy structural steels are series of steel grades with special chemical compositions and/or mechanical properties which is mainly used in bridges, offshore structures, ships, vehicles, and steel structures. The alloy structural steel GB 3077-88 is a kind of hot rolled and forging alloy steel for ......
Alloy structural steel (GB 3077-88) (1)
Alloy structure steels (GB 3077-88)
Overview
Alloy structure steels refer to the type of alloy steel which has been developed for the purpose of the restructure of steel objects in the engineering industry. Specifically, GB 3077-88 refers to the alloy structure steel used in such structures as m......
Metal drill (GB/T3211-1987)
Metal drill (GB/T3211-1987)
Metal drills are tools which can be used to drill holes through metal surfaces. As metal is a more robust material than wood, it demands more specialized tools for drilling. Metal drill (GB/T3211-1987) is a certification standard of metal drill tools in China.
Metal ......
Cold-drawn high-quality structural steel (GB 3078-82) (1)
Cold Rolled Quality Structural Steel (GB 3078-82)
Cold rolled quality structural steel is a commonly used steel product in the modern construction industry. It is produced by hot rolling and then cold finishing, which results in a superior quality material that is then further treated to meet spe......
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