I — Datum
FREE ENGINEERING TOOLS
Quality and manufacturing calculators. No signup required.
SPC, capability analysis, DOE, lean, measurement systems, risk, and QMS.
Ref: AIAG · Montgomery · ISO 22514-2
II — Instrument Index
| # | Instrument | Domain | Specification |
|---|---|---|---|
| Statistical Process Control | |||
| 1 | Cpk / Ppk Calculator | SPC · Capability | Process capability indices from measurements. Cp, Cpk, Pp, Ppk, sigma level, DPMO. |
| 2 | Bayesian Cpk Calculator | Bayesian · SPC | P(Cpk > 1.33) and credible intervals. Posterior distribution of capability. |
| 3 | Control Chart Generator | SPC · Charts | Shewhart I-MR and X-bar/R. Nelson rules, Cp/Cpk, PNG export. |
| 4 | Sigma Level / DPMO Converter | Six Sigma · Quality | Convert DPMO, sigma level, yield, and Cpk equivalent. |
| Measurement Systems | |||
| 5 | Gage R&R Calculator | MSA · Measurement | Crossed Gage R&R with ANOVA. %GRR, NDC, variance components. |
| Design of Experiments | |||
| 6 | Sample Size Calculator | DOE · Hypothesis Testing | Required n for t-tests, proportions, ANOVA. Power curves. |
| Lean & Production | |||
| 7 | OEE Calculator | TPM · Manufacturing | Availability, Performance, Quality breakdown. |
| 8 | Takt Time Calculator | Lean · Production | Takt time, line balance visualization, bottleneck identification. |
| 9 | Little’s Law Calculator | Lean · Flow | Any two of WIP, throughput and lead time give the third. Process cycle efficiency and queue share. |
| 10 | EOQ Calculator | Lean · Lot Sizing | Economic order quantity, order interval, cost curve, and what a setup reduction is worth. |
| 11 | Kanban Card Generator | Lean · Inventory | Print-ready cards with barcodes/QR. CR80, half-letter, 4×6. |
| Quality & Risk | |||
| 12 | Pareto Chart Generator | Quality · Root Cause | 80/20 analysis with cumulative line. PNG export. |
| 13 | FMEA RPN Calculator | FMEA · Risk | Severity × Occurrence × Detection. AIAG-VDA Action Priority. |
| 14 | First Pass Yield & RTY | Yield · Six Sigma | Per-step FPY, rolled throughput yield, hidden factory waste. |
| 15 | Cost of Poor Quality | Quality · Cost | PAF model. COPQ, total cost of quality, share of revenue, prevention-to-failure ratio. |
| QMS & Documents | |||
| 16 | ISO 9001 Audit Checklist | ISO 9001 · Audit | Clause-specific checklists with evidence-based questions. |
| 17 | A3 Report Generator | Lean · Problem Solving | A3 reports, kaizen charters, standard work, 5-why, one-point lessons. Print to PDF. |
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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.