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inorganic zinc-rich coatings

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Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003693
EISBN: 978-1-62708-182-5
... Abstract This article describes the characteristics of zinc-rich coatings that can be subcategorized according to the type of binder material used. It discusses the formulations of zinc-rich coatings with organic binders. The three major groups of inorganic zinc-rich coatings categorized...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006049
EISBN: 978-1-62708-172-6
... used, namely, inorganic and organic zinc-rich coatings. Common inorganic binders such as post-cured water-based alkali metal silicates, self-cured water-based alkali metal silicates, and self-cured solvent-based alkyl silicates, are reviewed. The article also compares inorganic and organic zinc-rich...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004108
EISBN: 978-1-62708-184-9
... development in protective coatings in the last 50 years. Zinc dust is loaded into both organic and inorganic binders to form primers that are extremely effective in the prevention of corrosion, underfilm creepage, and coating system failure. Inorganic Zinc-Rich Primers Inorganic zinc-rich primers...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006051
EISBN: 978-1-62708-172-6
... and moisture resistance similar to that of the organic binder. Should be topcoated in chemical environments with a pH outside the range of 5 to 10. More tolerant of surface preparation and topcoating than inorganic zinc-rich coatings Generally have lower service performance than inorganic zinc-rich coatings...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006335
EISBN: 978-1-62708-179-5
... of coatings or a coating system depends primarily on the particular structure, exposure environment, and requirements for corrosion protection. Coatings and coatings systems that typically are used, in general order of increasing performance characteristics, are alkyds, acrylics, zinc-rich primers, epoxies...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001304
EISBN: 978-1-62708-170-2
..., hot-dip coating processes, electrogalvanizing, electroplating, metal cladding, organic coatings, zinc-rich coatings, porcelain enameling, thermal spraying, hardfacing, vapor-deposited coatings, surface modification, and surface hardening via heat treatment. alloy steel cadmium plating carbon...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001012
EISBN: 978-1-62708-161-0
... of the steel. Zincrometal Zincrometal is also used for outer body panels in automobiles. First introduced in 1972, Zincrometal is a coil coated product consisting of a mixed-oxide underlayer containing metallic zinc particles and a zinc-rich organic (epoxy) topcoat. It is weldable, formable, paintable...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006028
EISBN: 978-1-62708-172-6
.... Inorganic zinc-rich primers are offered as solvent- or water-borne systems. Inorganic zinc-rich silicates are also covered in the article “Zinc-Rich Coatings” in this Volume. Solvent-Borne Primers Solvent-borne primer compositions, based on partial hydrolyzates of tetra-ethoxy silane, are available...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006040
EISBN: 978-1-62708-172-6
... system, an inorganic zinc-rich primer and polyurethane/fluorourethane system, an epoxy/epoxy/aliphatic polyurethane system, and an organic zinc-rich primer/epoxy/aliphatic polyurethane system. The AWWA D102 document also describes in detail five suitable inside coating systems for water storage tanks...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006035
EISBN: 978-1-62708-172-6
... coatings over metallic substrates to impede or prevent corrosion. Barrier coatings that exhibit low permeability to water and chemical solutions can effectively remove the conductive electrolyte that is essential to the corrosion process. Zinc-rich coatings that corrode preferentially to protect...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003549
EISBN: 978-1-62708-180-1
... are described in more detail in Corrosion , Volume 13 of the ASM Handbook. However, as a brief introduction, the electrochemical nature of corrosion can be illustrated by the attack on zinc by hydrochloric acid. When zinc is placed in dilute hydrochloric acid, a vigorous reaction occurs; hydrogen gas...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004220
EISBN: 978-1-62708-184-9
.... This is another factor that needs to be considered whenever the so-called benign environment within the walls of a building is considered. Inorganic Coatings Other forms of coating that are midway between the use of a metallic coating and an organic coating are the inorganic zinc-rich coatings. The life...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006072
EISBN: 978-1-62708-172-6
... and maintenance) Table 1 Coating systems for highway bridges (new construction and maintenance) Coating system Highway bridges, new Highway bridges, maintenance 1 (a) Highway bridges, maintenance 2 (b) Inorganic zinc-rich primer/polyamide epoxy/acrylic polyurethane or polyaspartic...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003688
EISBN: 978-1-62708-182-5
... of the 55Al-Zn coating is shown in Fig. 8 . The coating has a two-phase microstructure. This is best explained by reference to the aluminum/zinc phase diagram. One phase is the primary aluminum-rich dendritic phase that begins to grow initially during solidification. The other is an interdendritic zinc-rich...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003692
EISBN: 978-1-62708-182-5
... different curing and performance properties. While all four categories can be used for heavy- duty corrosion-resistant coatings, to date, the most commonly used coatings for air-dry maintenance and marine protection are latex-based coatings based on acrylic polymers, and inorganic zinc-rich coatings based...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003844
EISBN: 978-1-62708-183-2
... the carbon atom, while organic materials do. Coating resins are almost exclusively organic materials. There are some exceptions, notably silicones and silicates, that form the binders for very high-temperature-resistant coatings and inorganic zinc-rich coatings, respectively. The molecular structure...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006027
EISBN: 978-1-62708-172-6
... , Corrosion: Fundamentals, Testing, and Protection , Vol 13A , ASM Handbook , ASM International , 2003 , p 817 – 833 • Tator K.B. , Zinc-Rich Coatings , Corrosion: Fundamentals, Testing, and Protection , ASM Handbook , Vol 13A , ASM International , 2003 , p 837 – 844 ...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006026
EISBN: 978-1-62708-172-6
...: Ref 6 Cyclic Salt Spray ASTM G85, “Standard Practice for Modified Salt Spray (Fog) Testing,” is applicable to ferrous and nonferrous metals as well as organic and inorganic coatings. The variations described in the standard are useful when a different or more corrosive environment than...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004107
EISBN: 978-1-62708-184-9
... of the coated pilings were driven into the bottom of the bay, exposing the column to mud, immersion, tidal, splash and spray, and atmospheric conditions) ( Ref 7 ). The 21 pilings contained coatings including zinc-rich primers with various topcoats, as-deposited flame sprayed zinc, as-deposited flame sprayed...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003689
EISBN: 978-1-62708-182-5
... by field welding can be touched in with an organic or inorganic zinc-rich paint. Organic paint does not require a high degree of surface preparation and dries quickly. The paint must have a zinc dust content according to approved standards and should be applied in several coats to a thickness of twice...