HoldFieldAutomotive / EV
The line moves faster because uncertainty no longer moves downstream.
Signature inspection rule
weld voidOver limit → reject
measured 1.2 mmlimit 0.8 mm
critical region · weld seamReject a weld void above 0.8 mm in weld seam → this run sealed REJECT.
Defect families
weld voidconnector seatingfastener presencebracket deformation
Sample part
Battery busbarFirst deployment: Incoming supplier / module verificationToday's pain
Production ramp pressureSupplier variationLine-stop uncertaintyConnector / weld defects
Evidence need
High-volume inline decisions with batch trend visibility.
Recommended: proofcell