A supplier-screening checklist for weld access, sample validation, fixture repeatability, inspection records, and handoff evidence.
Document objective
What this file should help verify
Help engineering and procurement teams judge whether a battery laser welding supplier can prove weld access, fixture control, and acceptance evidence before a production decision.
Weld access and fixture repeatability questions before sample trials.
Evidence buyers should request before accepting a laser welding station.
Inspection records that help compare supplier claims.
Process checkpoints
Use the file to review these engineering decisions.
01
Map every weld location, busbar path, tab overlap, and access angle before discussing station price.
02
Separate sample welding evidence from production fixture evidence; both are needed, but they answer different risks.
03
Ask how the supplier records cross-section results, pull force, visual inspection, NG examples, and repeatability across batches.
RFQ fields
Prepare these inputs before contacting a supplier.
Cell format and tab material
Weld location drawing
Busbar thickness
Fixture datum plan
Sample quantity
Acceptance method
Buyer FAQ
Questions this template should answer.
Should buyers request sample welding before choosing a line?
Yes. Sample welding helps define the window, but production fixture repeatability should still be reviewed separately.
What evidence matters most before acceptance?
Cross-section records, pull-force data, visual inspection criteria, fixture notes, and NG handling examples are usually more useful than a short running video alone.
