The most common question about heat treating What is the difference between case hardening and through hardening? The most common metal is steel which is available in many different alloys. The most common type of steels are: 1: Those which may be grouped under the heading mild steel and generally contain less than 0.25% carbon. 2: Those classed as medium to high carbon which contain carbon over 0.25%. medium carb. 0.25% - 0.5%.
Noun. 1. NRC-an independent federal agency created in 1974 to license and regulate nuclear power plants. Nuclear Regulatory Commission. independent agency-an agency of the United States government that is created by an act of Congress and is independent of the executive departments. 1  Facebook.
DEFINITION of 'Protected Cell Company (PCC)'. A corporate structure in which a single legal entity is comprised of a core and several cells that have separate assets and liabilities.The protected cell company, or PCC, has a similar design to a hub and spoke, with the central core organization linked to individual cells.Each cell is independent of each other and of the companyâs core, but the entire unit is still a single legal entity. Next Up.he protected cell company, or PCC, has a similar design to a hub and spoke, with the central core organization linked to individual cells.