What Is a Negative Gap?

According to different models, steel has its international standard, which is the theoretical weight. However, the actual produced steel is often lighter than this weight. This gap is negative difference, also called lower difference.

Negative difference

Right!

According to different models, steel has its international standard, which is the theoretical weight. However, the actual produced steel is often lighter than this weight. This gap is negative difference, also called lower difference.

Calculation method of negative difference:

Negative difference = actual weight / theoretical weight-1