1. Which of the following forging fuels produce a more reducing atmosphere by nature?
2. In high carbon steel that has been fully annealed, there are normally present, apart from impurities, two constituents: ferrite and cementite. A porportion of these two constituents form a structure of bands or layers known as what?
3. ATS-34 and BG-42 are what types of steel?
4. In a ferrous alloy, the property that determines the depth and distribution of hardness induced by quenching is known as the alloy's what?
5. When fully annealed high carbon steel is heated to its lower critical point a stucture begins to form know as what?