Manufacturing
Quality Trends
Every release in the order it was made, against its specification limits.
Releases plotted
21
SAK-CZP 30 · Ca/Zn one pack, pressure pipe
Average peak temperature
135.4°C
Specification 128.0 to 142.0°C · target 135.0°C
+0.4 against target
Outside specification
1
Listed underneath with the job behind each one
4.8% of releases
Process capability, Cpk
0.92
Spread is wide against the limits
σ 2.4°C
Peak temperature by batch, in the order it was made
Red bands are the specification limits, the dashed line is target.
Inside spec Near a limit Out of spec
Worth a look
Releases outside a limit or close to one, newest first.
| Batch | Made | Peak temperature | On the job before | Where |
|---|---|---|---|---|
| B25-0718 SAK-CZP30 | 13 Aug 2025 | 144.0°C Out of spec | +8.0 | WO-2025-0718 BL-01 · Malcolm Rees |
The biggest movement in the run
The largest change from one job to the next.