OPTIMIZATION OF PROCESS PARAMETERS OF ROTARY FRICTION WELDING OF LOW ALLOY STEEL TUBES USING RESPONSE SURFACE METHODOLOGY

Optimization of process parameters of rotary friction welding of low alloy steel tubes using response surface methodology

Rotary Friction Welding (RFW) is a solid-state welding process that is becoming increasingly popular due to advantages such as low weld heat input, high production Stationery efficiency, ease of manufacture, and environmental friendliness.Rotary friction welding can weld materials that are difficult to fuse using fusion welding techniques.The main

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Moulds occurrence in woodchips

The research, whose results are presented, is aimed at determination of development of moulds number in wood chips under different storage temperatures.The experiments were carried Nightgowns out with the moisture of samples 65%, 22% and 1%.During weight the long-term storage the effect of water content in material on development of moulds can be r

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SOCIO-ECONOMIC CONSEQUENCES OF IMMIGRATION IN ITALY

During the last decade, migration flows have greatly affected the Italian economy and demography.The trend is growing, not only because of the ideal geographic position for transit, but also due to the Italian economic structure, and business interest: Cheap labour is greatly in demand among employers.The increasing number of migrants has created a

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