Corrosion resisting properties of cast iron are significantly improved by the addition of 12 – 15% of___________________?

Related Mcqs:

Lead lined equipments & vessels are suitable for handling __________________?

A. Hydrochloric acid (10%) B. Nitric acid C. Sulphuric acid upto 60°C D. All A., B. and C....

‘Semi steel’ is__________________?

A. Produced by adding 10-20% steel to the cupola charge B. Stronger than cast iron C. Both A. and B. D. Neither A. nor B....

Which of the following alloy steels has the energy saving properties making it suitable for use in electrical machines ?

A. Silicon steel B. Chromium steel C. Molybdenum steel D. None of these...

Which is the purest form of iron ?

A. Wrought iron B. Pig iron C. Bessemer iron D. Grey iron...

Clock pendulums are usually made of _______________ steel?

A. High speed B. Stainless C. Heat resisting D. None of these...