General Welding Consumables · Welding Consumables
TSW-14HE (2x) / TF-650 is covered by DNV Type Approval certificate TAW00005VG, of which Tien Tai Electrode (Kunshan) Co., Ltd., based in China, is the holder. Wire and flux combinations are typically used in submerged arc welding, where a bare wire is fed under a granular flux. DNV SE issued the certificate on 2025-01-06 under the product type Wire/Flux combination (Welding Consumables); it is valid until 2030-01-05.
Wire and flux combinations of this kind are typically used for mechanised submerged arc welding of long seams and thick steel plates in shipyards and steel fabrication.
Verified against the DNV Approval Finder — the certificate below is issued by DNV, not by us.
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