Search results for keyword: brittleness
Example of heat treatment: heat treatment of bearing parts (Part 1)
Heat Treatment of Bearing Components (Part I)
Heat treatment of bearing components is an important step in ensuring their long-term performance and wear-resistance. Bearing components, such as axles, pins, and bushings, are designed to withstand intense loads and friction, so they must be treated......
1039 
Evelyn
Heat treatment example: heat treatment of gear parts (below)
Heat Treatment of Gears
Heat treatment of gear components is a process for changing the mechanical properties of the materials such as hardness, strength and ductility of the gears. Heat treatment is used to improve the performance and life of gear components. The process is performed by heating ......
Quality Problems and Solutions in Quenching and Cooling of Gears (Part 1)
Quality Issues and Their Solutions of Gear Quenching and Cooling
Gear quenching and cooling is a metal heat treatment process that subjects metal parts to temperature higher than the material’s critical temperature to change the metal’s physical and chemical properties. It is commonly used for ......
Waste heat treatment steel bars for reinforced concrete (GB 13014-1991)
Heat Treatment of Steel Bar for Reinforced Concrete (GB 13014-1991)
The heat treatment of steel reinforcement for reinforced concrete structures is mainly to control the hardness and strength of steel, reduce the overall weight, and improve the formability, weldability and workability of steel. G......
Low temperature Charpy impact test method for metals GB 4159-84
，要求不少于2500 The Test Method of Low Temperature Charpy Impact Test for Metals
Low-temperature Charpy impact test is a kind of mechanical test which is usually used to measure the impact properties of metals. It is a test method used to measure the energy absorbed by a metal during fracture unde......
JGJ81-2002 Construction steel structure welding technical specification (thirty-four)
解析
Introduction
JGJ81-2002 is a set of national standard, which regulates the welding technology process of Building Steel Structure. It also outlines the basic requirements for welding procedures and the specific welding requirements for steel structure construction buildings.
Welding Process
......
GB 1173-86 Specifications for Casting Aluminum Alloys
，或者英文报告
2500 Words on Casting Aluminum Alloy Technology
The casting of aluminum alloys is an important process for producing components of various shapes and sizes. The technology has been around since ancient times and has been used to create tools, weapons, and sculptures. In this paper, ......
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......
20CrH use
20CrH Steel Introduction
20CrH steel is a general purpose low alloy steel which is commonly used to manufacture automobile and other machineries. It is also used as a structural steel and castings. It is widely used in China and other countries for making high temperature components like bearing,......
20CrMoTiH use
AISI 4140 and 41CrMoTiH
AISI 4140 and AISI 41CrMoTiH are two popular grade of chromemolybdenum alloy steels used in various applications including various engineering and machinery purposes. Although both of them are chrome-molybdenum steels, there are some differences between them that need to be......
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