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Cast steel roll (GB/T1503-1991)
ABSTRACT
Rolling is the most important through-processing technology of metallic materials. The roll is an important part of the equipment in the process of rolling mill. Different types of rolls are used in different rolling processes. GB/T1503-1991 specifies one of the characteristics of rolls,......
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Oliver
Deformed permanent magnet steel GB/T 14991-94 replaces GBn 174-82
Introduction
The GB/T 14991-94 replace GBn 174-82, is a new standard with improved characteristics and performance. The new standard requires an increased strength level that allows much less material to be used in order to achieve the same strength. This requires a greater focus on manufacturing......
GB 13013-91 Hot-rolled straight and smooth round bars for reinforced concrete
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Hot rolled straight round steel bars for reinforced concrete in GB 13013-1991 has been the most commonly used non-alloy and low alloy steel bars in China, used for the construction and reinforcement of concrete structures.
The steel bars used in GB 13013-1991 have good plasticity and toughness,......
American Iron and Steel Scrap Standard (1991)
Introduction
Scrap metal has been used as a resource in the United States since the late nineteenth century. Initially, it was simply used for recycling, but over time it became an important commodity used in the manufacturing industry. During the 1980s, concerns about the quality of scrap steel,......
Electrolytic manganese metal (YB/T051-1993)
Electrolytic Manganese
Introduction
Electrolytic manganese is a metal element obtained through electrolysis. It is a silvery-white, hard, and brittle metal with a specific gravity of 7.44. In its pure form, it is relatively non-reactive, but it also has a tendency to oxidize in the presence of a......
Titanium-copper composite rod GB/T 12769-91
Titanium Copper Composite Rod
Titanium-copper composite rods are a new type of composite material with excellent performance. They are manufactured by the metallurgical process of equal channel angular extrusion, which combines the excellent properties of both titanium and copper to achieve a hig......
Hot-rolled steel strip for pressure vessels (GB/T5139-1993)
High strength hot rolled steel strip for pressure vessel (GB/T5139-1993)
Pressure vessels are closed containers for storing liquids and gases at high pressure, and their structural and performance requirements are very demanding. The high-strength hot-rolled steel strip for pressure vessels produ......
Comparison table of steel grades between my country and foreign countries
Our GB/T Standard of Steel and International Standard Comparison
In today’s increasingly globalized world, different countries have different standards for the construction, handling, and use of various materials. Steel is no different, with different countries having their own specific standar......
Japanese JIS mechanical structure steel designation system
，文章的内容：
Japanese JIS Mechanical Structure Steel Designation System
Steel has been used as part of the structure of mechanical structures since the invention of steel. It provides strength, durability, and versatility to a design and is widely used in many industries. In Japan, they have dev......
Alloy structural steel designation method
Alloy Structural Steel Grade Designation Method
Alloy structural steel is a type of special steel used in the construction of buildings, machines and tools. It is made of a variety of elements added in certain proportions. The different elements lead to different mechanical properties, and in cer......
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