Control Chart Generator

Shewhart I-MR and X-bar R charts. Nelson rules (8 tests).
Cp, Cpk, Pp, Ppk when spec limits supplied. PNG export.
Not sure which chart fits? Use the interactive control chart selector.
Ref: AIAG SPC Manual, 2nd Ed. · Nelson (1984) · Western Electric

I Chart Settings

Chart Type

Subgroup Size

USL (optional)

LSL (optional)

Target (optional)

II Data

One value per line, or comma / tab / space separated. Paste from Excel or any column of numbers.

III Control Charts

IV Summary

V Process Capability

VI Nelson Rule Violations

Direct support on site

SVEND is built and run by a practitioner who does this work in plants: kaizen event facilitation by the day or the week, fractional deployment at fewer than three sites, and full-scope MDI, Hoshin Kanri and operational excellence infrastructure. ILSSI accredited partner and a SCMEP Technical Partnership Provider.