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iron-base overlays

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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: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005712
EISBN: 978-1-62708-171-9
... material Deposition method (a) Condition Application Chromium-carbide-base overlays and chrome white irons GMAW, SAW, FCAW Moderate abrasion Pipe elbows, truck beds Tungsten-carbide/Ni-base metal-matrix composites PTAW, oxyacetylene, GMAW, laser High-stress abrasion, impact, erosion...
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
... Abstract Hardfacing is defined as the application of a wear-resistant material, in depth, to the vulnerable surfaces of a component by a weld overlay or thermal spray process Hardfacing materials include a wide variety of alloys, carbides, and combinations of these materials. Iron-base...
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
... section. It provides a discussion on hot rolling, cold rolling, and warm rolling, as well as lubrication in rolling. The article reviews the lubrication for iron-base and nickel-base materials, light metals, copper-base alloys, and titanium alloys. It discusses the wear mechanism in rolling: abrasion...
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
... for wear resistance, as this is the single largest application area of cobalt-base alloys. cobalt-base alloys corrosion-resistant alloys heat-resistant alloys mechanical properties physical properties COBALT is a tough silver-gray magnetic metal that resembles iron and nickel in appearance...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004157
EISBN: 978-1-62708-184-9
... HF. These levels of SO 2 , HCl, and HF are not likely to be responsible for high wastage rates observed for nickel-base alloy 625 (Ni-22Cr-9Mo-3.5Nb, UNS N06625) in superheaters in some boilers. As shown in Fig. 1 , for example, alloy 625 overlay cladding (approximately 2 mm thick) was completely...
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
..., and combinations of these materials. Conventional hardfacing materials, also referred to as weld overlays, are normally classified as steels or low-alloy ferrous materials, high-chromium white irons or high-alloy ferrous materials, carbides, nickel-base alloys, or cobalt-base alloys. A few copper-base alloys...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006412
EISBN: 978-1-62708-192-4
... film of zinc-base soap appears to be an important factor. Porous Metal Bushings Oil-impregnated porous metal bushings can also be included in the single-metal systems category. The materials used for these bushings include unleaded and leaded tin-bronze, bronze-graphite, iron-carbon, iron-copper...
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
... characterized by surface spangles. In cross section, an Fe 2 Al 5 (Zn) inhibition layer develops first, preventing any iron-zinc intermetallic phase formation. The overlay layer is made up of dendrites of pure Zn (η) phase and appears as a polycrystalline structure. The three surface finishes commonly produced...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003167
EISBN: 978-1-62708-199-3
... and composition of the following types of bearing materials: tin-base alloys, lead-base alloys, copper-base alloys, and aluminum-base alloys. It also briefly discusses the following types of bearing materials: zinc-base alloys, silver-base alloys, gray cast irons, cemented carbides, and nonmetallic bearing...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003217
EISBN: 978-1-62708-199-3
... electrodeposited coatings hot-dip coatings porcelain enameling rust-preventive compound coatings weld-overlay coatings Hot-Dip Coating of Steels HOT-DIP COATING processes are used to apply coatings of zinc, zinc-iron, aluminum, aluminum-silicon alloy, Zn-5Al alloy, 55Al-Zn alloy, and lead-tin alloy...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004158
EISBN: 978-1-62708-184-9
... of their high strength at high temperatures. Cobalt-base superalloys are typically used for vanes because of their good resistance to hot corrosion and good weldability. Iron-base superalloys are typically used for disks and lower-temperature blades, vanes, and shrouds. Stainless steels, both austenitic...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001428
EISBN: 978-1-62708-173-3
... or a barrier layer of carbon-free iron can be applied and the joint completed with steel weld metal. If the steel thickness is 8.0 mm ( 5 16 in.) or less, it is generally more economical to complete the joint with nickel-base alloy weld metal. Weld Overlay Cladding Nickel-base alloy weld...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001435
EISBN: 978-1-62708-173-3
... showing basic microstructures and processing steps required to obtain common commercial cast irons Classification Historically, the first classification of cast iron was based on its fracture. Two types of iron were initially recognized: White iron: Exhibits a white, crystalline fracture...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006301
EISBN: 978-1-62708-179-5
... assemblies, and the addition of overlays to improve wear or corrosion resistance or to build up surfaces worn or corroded by service. Some examples of the different welding processes are described in this article for gray, ductile, and malleable irons. Fusion Welds Fusion welding of cast iron, where...
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
... is experienced. Similar to weld overlay, laser cladding can produce a dense and impermeable coating of high-chromium alloy composition. However, because of its low heat input, the laser-clad coating suffers little from chromium dilution caused by interdiffusion with iron in the substrate. The most common alloy...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003120
EISBN: 978-1-62708-199-3
... Abstract Superalloys are nickel, iron-nickel, and cobalt-base alloys generally used for high-temperature applications. Superalloys are used in aircraft, industrial, marine gas turbines, nuclear reactors, spacecraft structures, petrochemical production, orthopedic and dental prostheses...
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
... ). However, anodic protection can prevent caustic SCC in these HAZs adjacent to the overlay. Alloy 625 (ERNiCrMo3) and alloy 82 (ERNiCr3) nickel-base weld overlays have good corrosion resistance in continuous digester liquors and were widely used in the 1980s. However, most overlay being applied...
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: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006079
EISBN: 978-1-62708-175-7
..., %  Base 70 Cr 70 Mo 87 W  Carbon 0.03 0.03 5.7  Sulfur 0.01 0.05 …  Phosphorus 0.03 0.05 …  Silicon 0.5 1.0 …  Other … 0.5 Cu 7.5 Co  Iron bal bal … Physical  Particle size, mesh 60∼230 60∼325 140∼325 Source: Ref 2 Typically, metal and alloy...