Home

What is the correct answer?

4

The process of removal of scale formed during hot rolling of steel is termed as

A. Descaling

B. Shot blasting

C. Pickling

D. Skimming

Correct Answer :

C. Pickling


Related Questions

Two solutions A1 & A2 have pH value of 2 & 6 respectively. It implies… Electrolytic reduction cell used for conversion of calcined Al2O3 to Al… Corrosion is Pick out the correct statement Addition of __________ to steel does not help in improving its machinability. The malleability of a material is the property by virtue of which it can… Steel & cast iron pipes are produced by __________ casting. Corrosion rate cannot be lowered by reducing the __________ of the corroding… In the X-ray radiography technique, the tube voltage for thicker plates… Hydrogen in liquid steels is dissolved The yield point phenomenon observed in annealed low carbon steel is due… The ratio of mass of a neutron to that of an electron is about 1839. What… Steel rods are normally used for concrete reinforcement because concrete… Brazing is the joining of metals The effect of friction on the flow of steam through a nozzle is to decrease… A metal having a Poisson's ratio = 0.3 is elastically deformed under uniaxial… A jet engine turbine blade is normally manufactured by High relative humidity decreases the evaporative process and as the temperature… Increasing the carbon content of steel __________ flux is used for the extraction of metal from its self fluxing… Pick out the wrong statement about nucleate boiling. Bad odour in sanitary latrines is reduced by periodically sprinkling An ideal material for making cooking vessels should have A thin, flat & square plate measuring 2 m × 2 m is freely hanging… Preheating before welding is done to In a good rimming steel Which of the following is the most wear resistant grade of carbide used… __________ property of a material is determined by the Herbert Pendulum… Which of the following is not used as a bearing material? Neutrons are present in all atoms except that of