H131
H131 is a designation that can refer to several different things, making its meaning context-dependent.
In the realm of industrial standards, H131 may denote a specific grade of tool steel. Tool steels
In some electrical or electronic contexts, H131 could be a part number or model identifier for a
The designation H131 could also appear in scientific or research literature, potentially referring to a particular
Finally, H131 might be a label within a classification system, such as a postal code, a product