Z long term (ZLT) - How To Discuss
Ava Richardson
Published Sep 04, 2026
Z long term (ZLT),
Definition of Z long term (ZLT):
A calculation that signifies the whole of a process capability, taking into account both the Z Bench as well as the average output. Z long term is typically used to determine probability when manufacturing parts outside the established range of specification.
Meaning of Z long term (ZLT) & Z long term (ZLT) Definition