Quality

Quality Built Into Production

Quality planning and inspection are built into Liwan's manufacturing workflow.

Certified quality management

ISO 9001:2015 Certification

Liwan's quality management system is certified for the bending machining of metal pipe fittings.

Production focus

These controls and activities support a defined manufacturing workflow.

ISO 9001:2015
Liwan's stated quality management certification.
Incoming inspection
Inspect incoming materials as part of production control.
First-article inspection
Use first-article inspection in the production launch process.
In-process inspection
Carry inspection through defined manufacturing stages.
Final inspection
Complete final inspection before production release.
Calibration and traceability
Support calibration, fixtures, and traceability within process control.

Workflow

Inspection is carried through the defined stages of the manufacturing workflow.