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; intermetallics; galvanized steel CLC number: TG74.443 Document code: A 1 INTRODUCTION The quality of hot-dip... on the steel containing 0.12%-0.25% silicon decreases with increasing temperature of zinc bath. The microstructures of hot-dip galvanized coatings on silicon-containing steels (0.14%Si) immersed in zinc......
J. Cent. South Univ. (2016) 23: 2705-2719 DOI: 10.1007/s11771-016-3332-5 Behavior of galvanized steel tube subjected to web crippling HUANG Shu-qiong(黄淑琼)1, CHEN Yu(陈誉)2, 3, WANG Chao-yang(王潮阳)3, DU..., Huaqiao University, Xiamen 361021, China Central South University Press and Springer-Verlag Berlin Heidelberg 2016 Abstract: The details of a research study of galvanized steel tube under web......
Rare earth and silane as chromate replacers for corrosion protection on galvanized steel PENG Tianlan1,MAN Ruilin1 (1.School of Chemistry and Chemical Engineering, Central South University, Changsha 410083, China) Abstract:The present work aimed at using rare earth lanthanum salt and trimethoxy(viny)silance as chromate substitutes for galvanized steel passivation, in contrast to zinc coating......
CO2 laser-micro plasma arc hybrid welding for galvanized steel sheets C. H. KIM, Y. N. AHN, J. H. KIM Advance Welding & Joining Research Group, Korea Institute of Industrial Technology... or oxidizes the coated zinc on the lapped surfaces. Compared with the result from the laser-TIG hybrid welding, the heat input from arc can be reduced by 40%. Key words: galvanized steel; CO2 laser......
Effect of silicate pretreatment, post-sealing and additives on corrosion resistance of phosphated galvanized steel XU Yu-ye(徐玉野)1, LIN Bi-lan(林碧兰)2 1. College of Civil Engineering, Huaqiao... phosphate coatings with high corrosion resistance and coverage on hot-dip galvanized(HDG) steel. The corrosion resistance, morphology and chemical composition of the coatings were investigated using......
Post treatment of silane and cerium salt as chromate replacers on galvanized steel WU Haijiang1,LU Jintang1,KONG Gang1 (1.School of Materials Science and Engineering, South China University of Technology, Guangzhou 510640, China) Abstract:A complex film on hot-dip galvanized steel sheet (HDG) was prepared by immersing the sheet in 0.1wt.% Ce(NO3)3 solution and 5vol.% silane solution in turn......
Morphology and corrosion resistance of composite coatings obtained by phosphating and molybdate post-sealing on galvanized steel
XU Yu-ye(徐玉野)1, LIN Bi-lan(林碧兰)2, LU Jin-tang(卢锦堂)2
1. College... coatings increases with phosphating time up to 300 s.
Key words: galvanized steel; phosphate coatings; molybdate; corrosion resistance; polarization curve
topography of galvannealed steels can be improved by increasing die hardness. However, the hardness should not be too high. ⊙
Key words: surface topography; galvanized steel; sheet metal forming; U-channel... as Ry value in this study.
3 Results and discussion
3.1 Hot-dip galvanized steel
Fig.3 shows the variations of the part surface roughness values(Ry) in the forming of the GI steel DC56D+Z......Surface topography evolvement of galvanized steels in sheet metal forming
来源： 《中国有色金属学报(英文版)2009年第2期》——侯英岢 于忠奇 张卫刚 蒋浩民 林忠钦
="ChDivSummary">A novel cerium-tannic acid passivation treatment was performed on galvanized steel. The corrosion resistance of cerium-tannic passivated samples was tested by dropping test with 0.5 wt.% CuSO4... of cerium, tannic acid, and cerium-tannic acid passivated samples on galvanized steel in 0.5 mol/L NaCl solution were investigated by polarization curves and electrochemical impendence spectra......
Corrosion Inhibition of Galvanized Steel in NaCl Solution by TolytriazoleYanhong Yan1,2,Hongwei Shi1,Jun Wang2,Fuchun Liu1,En-Hou Han11. CAS Key Laboratory of Nuclear Materials and Safety Assessment... for galvanized steel was studied in 5 mM NaCl by using potentiodynamic polarization and electrochemical impedance spectroscopy(EIS), scanning vibrating electrode technique(SVET). The results of EIS......
