Where the engineering decisions live

The forge die build is a chain of decisions, not a pile of line items. This lesson maps the decisions to where they live in the build path and which ones move die life by the largest margin.

7 min readLesson 13 of 13

Knowledge check

A heat treater proposes dropping the second temper on a 5 percent Cr H13 forge die to shorten cycle time, arguing that the hardness target still lands inside the 48-50 HRC band and the surface measurements all read in spec. What is the engineering cost of the relaxation, and which downstream decisions inherit the consequence?