DNV 3.2 test report and lab test data for CORTEN A (S355 JOWP) material
HEBEI HAIHAO GROUP While serving the high-end market, we also pay strict attention to quality, and conducting product testing in CNAS laboratory with DNV’s most professional team is undoubtedly the best interpretation of our products
Laboratory test report for CORTEN A (S355 JOWP) material:
DNV 3.2 report for CONTEN A (S355 JOWP) material:
According to the CNAS laboratory report, we provide the most professional documents to customers. DNV also issued a 3.2 certification for the product.
Because of professional so choose, believe that find us is your best choice. Choose HEBEI HAOHAO GROUP to bring you the most professional service and product quality.