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weld-overlay coatings

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Published: 01 January 1997
Fig. 5 Volume steady-state erosion rates of weld-overlay coatings at 400 °C (750 °F) as a function of average microhardness at 400 °C (90° impact angle; alumina erodent). Source: Ref 22 More
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002466
EISBN: 978-1-62708-194-8
... costly materials. It describes solidification surface treatments such as hot dip coatings, weld overlays, and thermal spray coatings. The article discusses deposition surface treatments such as electrochemical plating, chemical vapor deposition, and physical vapor deposition processes. It explains...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003217
EISBN: 978-1-62708-199-3
... and their application. It also provides information on weld-overlay and thermal spray coating, porcelain enameling, and the preparation of enamel frits for steels. The article closes by describing methods and materials for ceramic coating. ceramic coatings chemical conversion coatings continuous...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003212
EISBN: 978-1-62708-199-3
... the required properties. These processes include solidification treatments such as hot dip coatings, weld-overlay coatings, and thermal spray surfaces; deposition surface treatments such as electrodeposition, chemical vapor deposition, and physical vapor deposition; and heat treatment coatings...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005712
EISBN: 978-1-62708-171-9
... Abstract This article focuses on coatings and overlays adopted for use as wear- and corrosion-resistant materials in oil sand processing. It describes the most common application processes for oil sand coatings and overlays, including welding, high-velocity oxyfuel thermal spray, laser cladding...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006391
EISBN: 978-1-62708-192-4
... materials, namely, iron-base overlays, chromium carbide-based overlays, nickel- and cobalt-base alloys, and tungsten carbide-based metal-matrix composite overlays. It discusses the types of hardfacing processes, such as arc welding processes, and laser cladded, oxyacetylene brazing and vacuum brazing...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006422
EISBN: 978-1-62708-192-4
..., adhesion, and fatigue, as well as oxidative and corrosive wear. Surface modification techniques, such as hardening by induction heat treating, weld overlay, thermal spray coating, coating via physical vapor deposition (PVD), and laser surface treatment, are also discussed for improving roll service life...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001442
EISBN: 978-1-62708-173-3
... metal joining erosion ferrous materials hardfacing laser welding low-alloy steel metal-to-earth abrasion alloys metal-to-metal wear alloys nonferrous materials oxyfuel welding stainless steel thermal spray coating tungsten carbides wear weld cladding SURFACING, as applied to welding...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003162
EISBN: 978-1-62708-199-3
..., the hardfacing materials are available in a variety of forms. The most popular processes, and the forms most commonly associated with each process, are: Weld overlay process Consumable form Oxyacetylene Bare cast or tubular rod Shielded metal arc (SMA) Coated solid or tubular rod (stick electrode...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004190
EISBN: 978-1-62708-184-9
... steel weld overlay ( Ref 14 , 20 , 21 , 22 , 23 , 24 ). Weld overlay has also been applied to extend the service life of digesters with corroded stainless steel cladding or with corroded overlay. Other protective measures include application of thermal spray coatings ( Ref 16 ) and anodic...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001425
EISBN: 978-1-62708-173-3
... Abstract The process of making assemblies of solid-solution and precipitation hardening groups of alloys and superalloys often requires welding of dissimilar metals, welding of diffusion-bonded materials, and sometimes weld overlay cladding and even thermal spraying that in turn requires...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005707
EISBN: 978-1-62708-171-9
... reactive sputtering thermal spray coating wear COATINGS AND OTHER SURFACE MODIFICATIONS are used for a variety of functional, economic, and aesthetic purposes. For example, thermal spray and weld-overlay tungsten carbide-base coatings are used to prevent excessive wear in heavy industry...
Book Chapter

Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005560
EISBN: 978-1-62708-174-0
..., friction surfacing has been successfully developed and commercialized over the past decade. The process is used for corrosion- and wear-resistant coatings and for reclamation of worn engineering components. Friction surfacing can be considered as an alternative for fusion-based overlay coatings...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003570
EISBN: 978-1-62708-180-1
..., and Cobalt Alloy Weld Overlay Materials , Coatings and Bimetallics for Aggressive Environments , Sisson R.D. Jr. Ed., American Society for Metals , 1985 , p 125 – 142 19. Zimmerly C.A. , Inal O.T. , and Richman R.H. , Explosive Welding of a Near-Equiatomic Nickel-Titanium...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004156
EISBN: 978-1-62708-184-9
... to combat fireside corrosion in the lower furnace. Various coatings are available for waterwall protection; these can be applied either in the shop or directly in the field. The primary techniques used for field-applied coatings are metal spray and weld overlay. The most common metal spray processes...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003817
EISBN: 978-1-62708-183-2
.... They are used as castings, P/M parts, thermal-sprayed coatings, and weld overlays. No hot working is possible on these alloys. Hot isostatic pressing has been used to consolidate powders into a solid piece. The precipitation of Laves phase is cooling-rate dependent. Therefore, the microstructure...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005735
EISBN: 978-1-62708-171-9
... for use with coatings or linings. Such equipment includes sharp edges, reduced nozzles, rough welds, and other sites that make for difficult application of thermal spray coatings. Frequently, therefore, equipment modifications are essential. At the very least, all edges must be well rounded because...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005732
EISBN: 978-1-62708-171-9
... a carefully planned coating selection. Fig. 1 Component and service considerations Fig. 2 Selection of the correct technology—weld overlays, thermal spray, or some other technology—in surface mining, for example, requires an understanding of part design requirements, part costs, repair costs...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001073
EISBN: 978-1-62708-162-7
... materials during World War I, they were then used from about 1922 in weld overlay form to protect surfaces from wear. These early cobalt-base “hardfacing” alloys were used on plowshares, oil well drilling bits, dredging cutters, hot trimming dies, and internal combustion engine valves and valve seats. Since...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006079
EISBN: 978-1-62708-175-7
... Abstract Metals and alloy powders are used in welding, hardfacing, brazing, and soldering applications, which include hardface coatings, the manufacturing of welding stick electrodes and flux-cored wires, and additives in brazing pastes or creams. This article reviews these applications...