The Rockwell Hardness test is a hardness measurement based on the net increase in depth of impression as a load is applied. Hardness numbers have no units and are commonly given in the R, L, M, E and K scales. The higher the number in each of the scales means the harder the material.
Apac. Apac is a town in Apac District, Northern Uganda. It is the 'chief town' of the district and the district headquarters are located there. The district is named after the town. see more on Definitions.net Â».
Standard Carrier Alpha Codes. From Wikipedia, the free encyclopedia. The Standard Carrier Alpha Code (SCAC) is a unique code used to identify transportation companies. It is typically two to four alphabetic letters long. It was developed by the National Motor Freight Traffic Association in the 1960s to help the transportation industry for computerizing data and records.