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continuous hot dip coating

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Published: 01 January 2003
Fig. 1 Basic arrangement of the coating bath in a continuous hot-dip coating operation More
Image
Published: 01 January 1994
Fig. 3 Schematic of pot region in a typical continuous hot dip coating line More
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
... Abstract This article describes the basic principles, processing steps, and benefits of continuous hot dip coatings. It provides useful information on the principal types of coatings applied in the hot-dip process. The types of coatings include galvanized coatings, galvannealed coatings, 55Al...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001270
EISBN: 978-1-62708-170-2
... considered in this article include metal coatings, such as zinc coatings, and alloy coatings, such as zinc-iron, types 1 and 2 aluminum, Zn-5AI, Zn-55AI, and lead-tin coatings. aluminum coatings continuous hot dip coatings ferrous metals lead-tin alloycoatings microstructure steel sheet surface...
Image
Published: 01 August 2013
Fig. 6 Schematic diagram of the pot region of a continuous hot dip metal coating line. Schematic redrawn based on Ref 2 and 3 More
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003808
EISBN: 978-1-62708-183-2
... are also applied by such methods as metal spraying, cementing, and metal cladding. Coating processes are reviewed in “Electroplated Coatings,” “Continuous Hot Dip Coatings,” “Batch Process Hot Dip Galvanizing,” and “Thermal Spray Coatings” in ASM Handbook , Vol 13A. From the standpoint...
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
... galvanized and aluminized coatings are available in the articles “Continuous Hot Dip Coatings” and “Batch Process Hot Dip Galvanizing” in Volume 13A. Predicted 10 year corrosion rates for galvanized and aluminized steel panels Table 2 Predicted 10 year corrosion rates for galvanized and aluminized...
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
... such as structurals or pipe. This method involves cleaning the steel articles, applying a flux to the surfaces, and immersing them in a molten bath of zinc for varying time periods to develop a thick alloyed zinc coating. The most common form of hot dip galvanizing for steel sheet is done on a continuous...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003217
EISBN: 978-1-62708-199-3
... easily run off the surfaces and so that all surfaces are well ventilated. Batch Versus Continuous Processing Processing of hot-dip galvanized coatings involve either batch or continuous processing. The continuous process is more advantageous for sheet steels, whereas the batch process is normally...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003781
EISBN: 978-1-62708-177-1
... in concentrations under 1%. The effects on microstructure produced by these elements are described as follows. Zinc has a familiar role as a protective coating for steel in galvanizing processes. Pure zinc and zinc-aluminum alloys are used in continuous hot dip processes. The galvanneal process uses zinc-iron...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003094
EISBN: 978-1-62708-199-3
... given as the sum of the coating on both sides. Nominal coating mass and thickness for continuous hot dip coatings on steel sheet Table 6 Nominal coating mass and thickness for continuous hot dip coatings on steel sheet Type of coating (a) Designation Coating mass (b) ,g/m 2 Coating...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004126
EISBN: 978-1-62708-184-9
... of pretreatment and paint system shows significant improvement. Other Finishes The final category of finishes used on military equipment include deposits applied in a vacuum, mechanical plating, thermal spray, and hot-dip coatings. See the articles “Continuous Hot Dip Coatings,” “Batch Process Hot Dip...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001272
EISBN: 978-1-62708-170-2
... mill products, using fully mechanized, mass production methods. This article, however, is concerned primarily with the hot dip galvanizing of fabricated articles in manual or semiautomatic batch operations. For information about continuous coatings, see the article “Continuous Hot Dip Coatings...
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
... Abstract This article provides a discussion on the two basic steps of the batch hot dip galvanizing process: surface preparation and galvanizing. It describes the factors affecting coating thickness and coating structure. The mechanical properties of the coating and steel substrate are also...
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: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004162
EISBN: 978-1-62708-184-9
...%) of aluminum in the hot dip coating can complicate zinc phosphate pretreatment ( Ref 6 ) and subsequent paint adhesion. In addition, hot dip is less robust than electrogalvanized steel to variation in typical resistance spot welding processes, due in part to the effects of aluminum in the hot dip coating...
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
... advantages of hot dip galvanizing protection systems with application methods of paint systems. Cured inorganic zinc-silicate films can be thought of as a cross between hot dip galvanizing and fused ceramic ( Ref 1 ). Zinc-rich coatings are available with organic and inorganic binders, and both formulations...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001269
EISBN: 978-1-62708-170-2
... electrolytic pickling flame cleaning fluxes furnace-atmosphere techniques hot-dip coatings mechanical cleaning steel surface preparation ultrasonic cleaning wet cleaning METALLURGICALLY CLEAN SURFACES are necessary to promote the proper bonding of continuously applied dip, barrier, and chemical...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005164
EISBN: 978-1-62708-186-3
..., but the phases in the electroplated coating are uniformly and homogeneously distributed as opposed to the layered structure that develops in the hot dip galvannealed process. This coating homogeneity, combined with the lack of a continuous gamma layer at the steel/coating interface, results in a significantly...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006048
EISBN: 978-1-62708-172-6
... and microcrystalline tapes, marine petrolatum-based pile systems; cold-applied petrolatum-based paste coating systems; hot-applied microcrystalline wax flood coating systems; wax-based dips, brushons, and sprays; and wax-impregnated fabrics and wax-coated papers. The article also discusses the applications...