MET 300_test 2

MET 300_test 2 - carbon content. What qualifies a metal to...

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Give specific heat treatment parameters for the following: a) hardening carbon steel- b) tempering carbon steel- c) annealing carbon steel- d) hardening of 17-4 ph stainless- e) hardening of A2 tool steel What are 3 basic requirements for hardening carbon steels? Describe the eutectoid composition and microstructure of carbon steel What is martensite? How does the lattice of martensite vary from the lattice of body centered cubic iron? What is hardenibility? What is used to determine it? What happens when white cast iron is malleablized? What are the differences in properties between a high strength low alloy steel and a carbon steel? What is the role of boron in steel? What is the role of vanadium in W2 tool steels? Explain the pickling and passivation process of stainless steels. Name and describe 4 major types of stainless steels. Include elements in each type and
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Unformatted text preview: carbon content. What qualifies a metal to be classified as a stainless steel? Define. Draw a simplified iron-carbon equilibrium diagram up to 2% carbon. Label the following on the diagram: a) liquidus line b) solidus line c) FCC area d) Eutectoid point e) Austenite region f) BCC area g) Critical temperature line h) Temper region What is retained austenite and how is it prevented? Name 5 environments that will cause rapid corrosion of any stainless steel. What is another method of hardening other than quench hardening? Describe. Describe the diffusion process of adding carbon to low carbon steel in the carburizing process. Contrast O2 and A2 tool steels as related to heat treatment. Contrast the physical and mechanical properties of gray cast iron and white cast iron....
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MET 300_test 2 - carbon content. What qualifies a metal to...

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