difference between sand casting and shell casting
Define what is the difference between stainless steel and alloy steel?
WHAT IS THE ACTUAL DEFINATION OF PLANET?
Why is it so hard to find literature on the wear resistance of titanium?
what metal cord transfers electricity?
What are the effects of recrystallization of metals on alloying?
How is solution annealing carried out? What type of furnace is required? Does one need to be heat in a salt bath?
What Is cold working of metals? Give some of its principal methods.
We make aluminum moulds by press casting, can you suggest any thing so that the moulds should shine after casting?
Define what are ceramics?
What is carbide?
What is the function of washer?
How can you separate gold from mercury?
Define what is proeutectoid ferrite and cementite?
When we do cardonitriding or casehardening operation for a plain carbon steel the case depth, hardness & microstructure are not alike why and define what are the basic thing, which makes such a difference.