Hot-dip galvanizing method for silicon-manganese high strength steel

• Main Authors: TU, RUI-FAN, YANG, GUO-ZHENG, CAI, MING-QIN, ZHANG, LIU-WEN, WANG, GUANG-GUO, XU, QIONG-WEN, JIANG, LONG-REN
• Format: Patent
• Language: Chinese; English
• Published: 01.10.2015
• Subjects: CHEMICAL SURFACE TREATMENT; CHEMISTRY; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING MATERIAL WITH METALLIC MATERIAL; COATING METALLIC MATERIAL; DIFFUSION TREATMENT OF METALLIC MATERIAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL; METALLURGY; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION

The present invention relates to a hot-dip galvanizing method for silicon-manganese high strength steel, the method comprising the steps of: (a) providing a steel material containing silicon and manganese; (b) at the dew point temperature, subjecting the steel material to an annealing step so as to...