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Quality Control
- ISO 9001 Quality Management System
- IBO hollow bar products sampling and inspection:

Initial examines: Dimension, Appearance inspection (Raw material steel pipes)

Duplicate examines: performance inspection(IBO hollow bar strength and ductility)

Finished bar examines: Dimension (100%), Appearance (100%) and Tensile Test (3%)

100%

Initial examines

50%

Duplicate examines

3%

Finished bar examines


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