原文传递 Laboratory Evaluation of Fusion-Bonded Epoxy Coatings for Civil Works Applications; Final rept
题名: Laboratory Evaluation of Fusion-Bonded Epoxy Coatings for Civil Works Applications; Final rept
作者: Race, T. D.; Boy, J. H.
关键词: Corrosion tests; Bonding; Fusion(Melting); Epoxy coatings; Control systems; Ultraviolet radiation; Corrosion resistance; Water; Protective coatings; Steels; Cycles; Impact strength; Fresh water; Fog; Sheets; Liquid immersion tests; Replacement; Paints; Cathodic protection; Civil engineering; Pile structures; Condensation; Coal tar; Salt water
摘要: This study investigates safer, more cost-effective alternatives to U.S. Army Corps of Engineers paint specification C-200A, Coal Tar Epoxy Coating, which is used to protect steel sheet piling. Fusion-bonded epoxy, a nonpolluting shop-applied coating, was evaluated in laboratory tests as a potential replacement for C-200A. Laboratory tests that included salt and fresh water immersion, cyclic salt fog/ultraviolet (UV) condensation, impact resistance, and cathodic disbondment were conducted on four fusion-bonded epoxy and two control coating systems. Fusion-bonded epoxy coatings have excellent resistance to impact and cathodic disbondment. Resistance to corrosion in fresh and salt water immersion and in cyclic salt fog/UV-condensation exposures was comparable to the control coating systems. Based on the results of the laboratory tests, a field evaluation of fusion-bonded epoxy is recommended. jg.
总页数: 33p
报告类型: 科技报告
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