b Lower strength than their cast counterparts c Directional properties d Poor

B lower strength than their cast counterparts c

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b.Lower strength than their cast counterparts.c.Directional properties.d.Poor weldability.e.Poor surface finishes unless machined. 128. Which of the following would have least ductility ? 129. A nondestructive testing technique best suited to locating discontinuities caused by inclusions rolled into steel plate is : 130.Which of the following statements is true concerning deformation processes ? 131. Slabs blooms and billets are: a.The three consecutive stages that the metal goes through during the production of products such as angle iron and channel iron.b.The shapes that the ingot is rolled into prior to a variety of secondary operations.c.Types of defects that occurs during the hot rolling of steel.d.The three different shapes produced during typical cold rolling operations.132. The mill working process performed principally on flat products and bars that improves hardness, strength, surface finish and dimensional accuracy is : 19
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133. Most steel pipe is produced by forming and : 134. Powder metallurgy provides two unique advantages in metals processing. One is the capability to product shapes and objects of refractory metals that are extremely difficult or impractical to melt, the other is to: 135. A welding process that is most frequently carried out in a vacuum chamber is: a.Plasma arc welding.b.Electron-beam welding.c.Electroslag welding.d.Friction welding.e.None of the above. 20
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