Home

What is the correct answer?

4

Identify the false statement

A. Martensitic steels are less susceptible to pitting corrosion than austenitic steels

B. Pitting corrosion is usually very localised

C. Hydrogen embrittlement is facilitated by tensile stress

D. Stress corrosion cracking is facilitated by tensile stress

Correct Answer :

A. Martensitic steels are less susceptible to pitting corrosion than austenitic steels


Related Questions

Addition of __________ to steel does not help in improving its machinability. Materials having resistivity ranging from 1 to 100 ohm. cm is termed as Out of the following the refractive index is the highest for Heat transfer to the water wall in a high pressure water wall type boiler… Hydrogen can be Wood is a/an __________ material. Speed of a submarine in deep sea & that of an aeroplane is measured by… Glass reacts with About __________ ton of coke is required in a cupola to produce one ton… Which of the following is the largest quantum of pressure? Transformation range for ferrous material is the temperature interval… The process of removal of scale formed during hot rolling of steel is… Which of the following pairs is not correctly matched? Brazing is the joining of metals Mild steel has __________ crystal lattice structure. __________ is used for tying the steel columns to concrete foundation. Steam condenser tubes are made of admiralty brass, in which percentage… Which of the following is not used as a bearing material? Particle nature of cathode rays is proved due to the fact that they Which of the following if present in iron ore, enhances its value? Work hardenable alloy steel used to make the bucket wheel excavators,… More than 95% of __________ is present in corundum. High relative humidity decreases the evaporative process and as the temperature… Lead pencil contains Principal alloying elements of cast tool alloys which have very high wear… Solidification time of a molten metal in a casting is proportional to… __________ is the process of coating the surface of steel with aluminium… The specific gravity of coal depends mainly on its __________ content. In a forced draft cooling tower, water is cooled from 95 to 80°F by… Saturated steam at a pressure of 25 kg/cm2 is throttled to attain 5 kg/cm2.…