การดู
0:40
Compaction in Powder Metallurgy production processes
0:57
Metallurgy Projects
17:58
Understanding Metals
18:10
Metallurgy tutorial: Science in steel
2:17
Extrusion Processes
24:37
Current and Future Application of Powder Metallurgical Materials in the Automotive Industry
2:21
Hardness Testing | Engineering Materials and Metallurgy
5:04
Mechanical properties of materials - Elasticity, Ductility, Brittleness, Malleability, Toughness
