Search results for keyword: divergence
GB/T 714-2000 Mechanical properties and technological properties of structural steel for bridges
GB/T 714-2000 Structural Steel for Bridges —Mechanical and Technological Properties
This standard mainly applies to hot-rolled structural steel plates, bars and shapes used in bridges. The general requirements and technical conditions of delivery for steel structural products are stipulated in......
1068 
Haley
Allowable Deviation of Japanese National Standard Taper Thread Dimensions
Japanese Standard Thread Tolerance
Threads are a fundamental mechanical part used to join two components together. The most common thread type used in Japan is the “Japanese Standard Thread”. This thread type is an ISO metric thread, which means that it has a uniform size and pitch for each thr......
3 ways to check bearing clearance
1. Method of Thermal Extension: This method is also called thermal expansion or hot alignment method. It requires to heat the shaft and its bearings to a pre-determined temperature value, usually 250℃ to 350℃ , and then measure the distances between the shaft and bearings with a suitable shaft p......
Fault Analysis and Troubleshooting of Automatic Rotary Tool Holder for Economic NC Lathe
Fault Analysis and Troubleshooting of Automatic Revolving Toolholder for Economical CNC Lathes
With the rapid development of economy, CNC lathes have become an indispensable tool in the arsenal of modern machining centers. The key component of a CNC lathe is its automatic revolving toolholder, wh......
Martensite in titanium alloy
， The Analysis of Martensitic Phase Transformation Process in Titanium Alloy Martensite is a metastable structure of deformation microstructure transition in ferromagnetic alloy. Since it was first proposed by Martens in 1918, it has become a hot research topic in the field of physical metallurgy. ......
Roll offset
Roll Offset
Roll offset is a technique for changing the shape of a metal surface. It involves moving one or more rollers across the metal surface, usually in a circular pattern, and reshaping the surface in order to achieve the desired effect. Roll offset is widely used in the manufacturing indus......
Laval Nozzle and Its Characteristics in Converter Steelmaking Process
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Laval nozzle and features in steel refining process
Introduction
Steel refining is the process of removing impurities from molten steel and then converting it into other forms of steel. The process involves the use of a number of tools and machineries, including a Laval nozzle. A Laval nozzle i......
trend investing
Trend Investing
Trend investing is a strategy used by investors to capitalize on the momentum of a stock, security, or other financial instrument. It is based on the idea that a stock or asset that has accelerated or decelerated in price over a certain period of time will likely continue to follo......
path dependence theory
Path Dependency Theory
Path dependence is a theory that seeks to explain why certain developments, technologies, or decisions are made, and how particular outcomes may be determined. Path dependence is a concept that originated in the field of economics but has since been applied to other fields ......
current exchange rate method
Introduction
Foreign exchange rate is a critical element that determines the conditions of a countrys foreign trade and affects the basic interest pattern of a nation. Exchange rate accounts for the purchasing power of a currency in different markets and determines the cost of goods and services ......
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