304, 304L, 316 and 316L.

Surface Polishing

G Hwa provide flexible polish selection in our products. We offer mechanical polish finish ranging from #150~320. Electropolish is also available upon request.

Test procedures

Our products are carefully sampled and inspected through series of dedicate testing procedures, including:

  • material verification
  • dimension check
  • surface roughness measurement

Product Marking

  • Material Type
  • Dimension
  • Heat Number


All finish product will be packed to suit the special conditions for international deliveries.


Our products are accompanied by certified material test report 3.1 as per DIN EN 10204 / ASTM A1016. Prematerial certification can be provided upon request

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