Case Study
Kovar Precision Shafts and Sleeves | Machined Parts
Precision shafts and sleeves
Project facts
| Material | Kovar(R) (Fe-Ni-Co low-expansion alloy) |
|---|---|
| Part | Precision shafts and sleeves |
| Batch size | Confirmed per order |
| Lead time | 5-10 working days (prototype) |
Inspection & documentation
- First-article inspection (FAI): full dimensional layout on the Zeiss SPECTRUM CMM, spectrometer material verification, EN 10204 3.1 certificates, followed by batch sampling.
- Full dimensional report for each batch, plus an EN 10204 3.1 certificate for each batch.
- First-article full dimensional report, plus batch sampling of key dimensions.
Parts in this family are machined at our Shenzhen plant. The batch size is confirmed per order rather than quoted as a fixed quantity; the lead time below is the one confirmed for this part family.
Photographed parts


Photographs of the machined parts. No customer names or project identifiers are shown.
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