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wrought powder metallurgy

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Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003835
EISBN: 978-1-62708-183-2
... at 1290 °C (2350 °F). Source: Ref 18 Table 10 Data obtained from anodic polarization testing of sintered 316L, raw 316L powder, and wrought 316 as a function of sintering conditions Electrochemical properties were measured in 0.1% Cl − , pH 5, 30 °C, with a scan rate of 5 mV/min...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003113
EISBN: 978-1-62708-199-3
... test pieces are cut from the wrought billet. Powder forged materials, on the other hand, undergo relatively little material deformation, and their mechanical properties have been shown to be relatively isotropic. The mechanical properties of powder forged materials are usually intermediate to the...
Book Chapter

By Erhard Klar
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003185
EISBN: 978-1-62708-199-3
... Dendrite arm spacing versus cooling rate for aluminum alloys. Source: Ref 5 Fig. 16 Microstructures of T15 tool steel. (a) Wrought. (b) Powder metallurgy processed. Source: Ref 5 After atomization, next in importance are chemical processes of powder production for P/M uses. These...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003112
EISBN: 978-1-62708-199-3
... edition The mechanical and physical properties of compacted-and-sintered ferrous P/M materials depend on many factors. Some factors, such as microstructure, chemical composition, and heat treatment, affect the properties of P/M materials just as they affect the properties of wrought...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006445
EISBN: 978-1-62708-190-0
... and porosity. This characteristic has been used to measure carburized case depth in wrought steels ( Ref 4 , 5 ). The arrangement shown in Fig. 4 is used to measure a voltage drop in a current field localized between two electrode probes. This method has been used to detect seeded defects in...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003988
EISBN: 978-1-62708-185-6
... cast/wrought metals where multiple blows are often necessary to form a forging from bar stock and considerable metal is wasted in the form of flash. Fig. 1 The powder forging process The shape, quantity, and distribution of porosity in P/M and P/F parts strongly influence the resultant...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006261
EISBN: 978-1-62708-169-6
... Wrought, cast 19.5 57.0 13.5 4.3 … … 3.0 1.4 2.0 max 0.07 0.006 B, 0.09 Zr (a) PM, powder metallurgy; P, polycrystalline; SC, single crystal; DS, directionally solidified. (b) B-1900 + Hf also contains 1.5% Hf. (c) MAR-M 200 + Hf also contains 1.5% Hf The general types of...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003124
EISBN: 978-1-62708-199-3
... concentrations of manganese and/or chromium held in solid solution in as-cast ingot that has been rapidly solidified and cooled from the molten state greatly exceed the equilibrium solubility. The solid solution is thus supersaturated and metastable. Ingot preheating for wrought commercial alloys containing...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006287
EISBN: 978-1-62708-169-6
... dimensional change heat treatable aluminum alloys heat treatment high-temperature oxidation mechanical deformation natural aging nucleation precipitation hardening quenching residual stress strengthening wrought aluminum alloys HEAT TREATING refers to heating and cooling operations that are...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003121
EISBN: 978-1-62708-199-3
... aluminum products, aluminum alloy engineered castings, powder metallurgy parts, and metal-matrix composites. The article also reviews fabrication characteristics such as machining, forming, forging, and joining. It concludes with a description of the major industrial applications of wrought and cast...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006265
EISBN: 978-1-62708-169-6
... lower temperature than the second; the third treatment will be at a much lower temperature and somewhat below the fourth aging treatment temperature. This type of treatment, which is not used for casting alloys, has been used for wrought powder metallurgy IN-100 and related alloys with a high volume...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003125
EISBN: 978-1-62708-199-3
... Abstract This article discusses the classification, characteristics and temper designations of wrought aluminum alloys. Wrought aluminum products are available as flat-rolled products such as sheets, plates, and foils; rods, bars, and wires; tubular products such as tubes and pipes; extruded...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005674
EISBN: 978-1-62708-198-6
... alloys and presents titanium-base biomaterials in a table. Titanium components are produced in wrought, cast, and powder metallurgy (PM) form. The article describes forging, casting, and heat treating of titanium alloys for producing titanium components. Typical mechanical properties of titanium...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003114
EISBN: 978-1-62708-199-3
... Abstract This article discusses the characteristics, composition limits, and classification of wrought tool steels, namely high-speed steels, hot-work steels, cold-work steels, shock-resisting steels, low-alloy special-purpose steels, mold steels, water-hardening steels, powder metallurgy tool...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003245
EISBN: 978-1-62708-199-3
..., namely mounting, grinding, polishing, and etching involved in the microstructural analysis of carbon and alloy steels, case hardening steels, cast iron, ferrous powder metallurgy alloys, wrought and cast stainless steels, tool materials, steel castings, iron-chromium-nickel heat-resistant casting alloys...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003135
EISBN: 978-1-62708-199-3
... near full (theoretical) density copper and copper alloy P/M structural parts are comparable to cast and wrought copper-base materials of similar composition. However, P/M copper parts vary in density from the low density typical of self-lubricating bearings or filters to the near full density of...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003119
EISBN: 978-1-62708-199-3
... steels are made predominantly by hot isostatic pressing (HIP), cold isostatic pressing (CIP) plus extrusion, and metal injection molding (MIM). The mechanical properties and corrosion resistance of parts produced by these techniques are generally similar to those of their conventional wrought...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003141
EISBN: 978-1-62708-199-3
... typical annealed material and provides thermal stability. Powder metallurgy (P/M) products having properties similar to those of other forms are now being manufactured. Table 4 compares room-temperature properties of titanium and several titanium alloys in wrought, cast, and powder forms. The...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003163
EISBN: 978-1-62708-199-3
...-size tensile bars, aged at 177 °C (351 °F) for 5 h. (f) Test bars fractured before yielding. Source: Duralcan USA Fig. 3 Typical microstructure of an aluminum-matrix composite containing 20 vol% SiC. 125× Aluminum MMCs produced by stir casting are also commonly extruded. Wrought...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001306
EISBN: 978-1-62708-170-2
... precision castings can be used in some applications. The powder metallurgy process is also used in making tool steels. It provides, first, a more uniform carbide size and distribution in large sections and, second, special compositions that are difficult or impossible to produce in wrought or cast alloys...