ME330-Spring 2007 Lab 6 - Heat Treatment of Steel Microstructures of 1045 plain carbon steel. Heat Treatments: Normalized Spherodized Water Quenched The micrographs are designated A, B and C that may OR may not correspond to the order above. Objective: 100X Magnification: See 10 micron calibration bar on micrographs. Micrographs edited in Adobe Photoshop on Mac G4. Saved in JPEG format.