Search results for keyword: 1950s
Development and future of China's aviation welding/joining technology
Development and Future of Aviation Welding/Connection Technology in China
Abstract
For a long time, welding and connection technologies play a fundamental role in the aviation industry. In China, the increasing demand for aviation weld and connection technology promotes technological advancement......
1073 
Alice.
Development of CNC machine tools and CNC technology
CNC Machines and CNC Technology Development
The development of computer numerical control (CNC) machines and CNC technology has enabled many industries, from product manufacturing and engineering to aerospace, to benefit greatly. CNC machines are computer-controlled machines that allow for precis......
standard
In the age of technology, our everyday lives are being impacted in ways never imagined before. It is nearly impossible to go a day without encountering a piece of technology or a piece of technology-enabled solution. From the kitchen to the classroom, people are finding ways to work smarter and fa......
Constant magnetic permeability alloy (GB/T15003-1994)
The Constant Magnetic Conductivity Alloy (GB/T15003-1994)
The term ‘constant magnetic conductivity alloy’, according to the Chinese National Standards GB/T15003-1994, is a metallic material composed of ferromagnetic alloys which exhibit nearly constant magnetic behavior in a very wide frequency......
International Standard for Ferroalloys - Ferrovanadium
Vanadium iron alloy international standard-vanadium iron
Vanadium iron, otherwise known as iron-vanadium alloy, is a ferrous alloy containing both vanadium and iron in various proportions. When the iron and vanadium are in combination, it creates an extremely strong, hard and elastic alloy. Vana......
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......
Summary of Japanese JIS steel grade representation method
Japanese JIS Steel Designation System Overview
The Japanese Industrial Standard (JIS) steel designation system is a Japanese standard for identifying a wide range of steel grades. It is the most commonly used steel designation system in the world. Steel grades can range from those produced in Jap......
17NiCrMo6-4 uses
17NiCrMo6-4, referred to as 18NiCrMo5 or 18NCD5, is a high-strength case-hardening steel. It is a carburized steel with good fatigue strength and excellent wear resistance. It is also sometimes referred to as a ‘fatigue-resistant roller bearing’ grade steel. It is widely used in the manufacture ......
60 uses
Medical advances since the 1950s
Since the 1950s medical advances have been made that have revolutionized healthcare and substantially improved the quality of many lives. These advances have primarily focused on three areas: vaccines, diagnostic techniques and drug treatments.
Vaccines
The develo......
Application of GX2CrNiMoN17-13-4
Introduction
AISI 321 (GX2CrNiMoN 17-13-4) is a stainless steel grade developed in the early 1950s. It was designed to be a highly corrosion-resistant steel that could be used in many different applications. The advantage of AISI 321 (GX2CrNiMoN 17-13-4) is that it has superior cracking and stres......
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