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powder metallurgy applications

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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
... evaluation techniques, their applicability to PM parts, and their advantages and limitations is provided in Table 1 ( Ref 20 ). Table 1 Summary of some nondestructive testing methods, their applicability to powder metallurgy, and their advantages and limitations Method Physical effect/signal...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003113
EISBN: 978-1-62708-199-3
... fast and accurate die filling. The chemistry affects the final alloy produced, as well as the compressibility. Green strength and compressibility are more critical in conventionally processed P/M parts than they are in powder forging applications. Although there is a need to maintain edge integrity...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003112
EISBN: 978-1-62708-199-3
... properties physical properties powder metallurgy powder production sintering structural parts IRON POWDERS are the most widely used powder metallurgy (P/M) material for structural parts. Nearly 90% of all iron and iron-base (ferrous) powder produced is used in P/M part applications, and 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
..., friction materials in the 1930s, and several refractory metals and so-called structural parts in the 1940s. The latter application evolved parallel to the growth of the automotive industry, and, to the present day, overall use of powder metallurgy in fully industrialized countries is strongly dependent on...
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
... metallurgy stainless steels superalloys POWDER METALLURGY (P/M) COMPONENTS produced from corrosion-resistant alloys constitute a relatively small, but rapidly growing, segment of the P/M market. Applications for corrosion-resistant P/M alloys, especially stainless steel alloys, span a variety of...
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
... in other sections of this Handbook. Detailed information on all aspects of powder metallurgy is found in Powder Metal Technologies and Applications , Volume 7 of ASM Handbook. The initial production steps of powder forging (preforming or compaction and sintering) are identical to...
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
... normally are fabricated by casting or by powder metallurgy. The casting process also has advantages in the high-temperature regime of superalloy applications, and some superalloys are designed exclusively as casting alloys (see the article “Heat Treatment of Cast Nickel-Base Alloys” in this Volume...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003124
EISBN: 978-1-62708-199-3
..., the heat treatable alloys of the 2 xxx group can be used for temperatures up to ∼150 °C (300 °F). Aged rapidly solidified powder metallurgy alloys (Al-Fe-V-Si alloys) maintain usable strengths at temperatures as high as 315 °C (600 °F). Although few products are sold and used in their...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003169
EISBN: 978-1-62708-199-3
... metallurgical processes, including pyrometallurgical, hydrometallurgical, and electrometallurgical processes. electrometallurgical process extractive metallurgy hydrometallurgical process mineral processing mining pyrometallurgical process THE REVERSION of metals into compounds is a natural...
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
... Abstract This article describes the general categories and metallurgy of heat treatable aluminum alloys. It briefly reviews the key impurities and each of the principal alloying elements in aluminum alloys, namely, copper, magnesium, manganese, silicon, zinc, iron, lithium, titanium, boron...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006680
EISBN: 978-1-62708-213-6
.... The article ends with a few application examples of XRPD. X-ray powder diffraction diffractometers X-RAY POWDER DIFFRACTION (XRPD) techniques are used to characterize samples in the form of loose powders, aggregates of finely divided material or...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003049
EISBN: 978-1-62708-200-6
... that are processed from naturally occurring raw materials or synthetic powders. This definition includes so-called traditional ceramics (e.g., whiteware, structural clay products, and refractories), advanced ceramics (i.e., ceramics that have highly developed properties for critical applications), and...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003166
EISBN: 978-1-62708-199-3
...). This is calcined to form blue oxide (WO ∼2.8 ), which is then reduced to metallic tungsten via hydrogen reduction. Because of the extremely high melting point (3410 °C, or 6170 °F) of tungsten, virtually all commercial production of bulk shapes is done via powder metallurgy. For making tungsten rod...
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
... Abstract This article discusses the characteristics, properties, and production methods of copper powders and copper alloy powders. Bulk of the discussion is devoted to production and applications of powder metallurgy (P/M) parts, including pure copper P/M parts, bronze P/M parts, brass and...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006649
EISBN: 978-1-62708-213-6
... are commonly used for commercial applications can be divided into two large groups: inorganic powder and organic powder. Examples of inorganic powder include metals and alloys, ceramics, cements, minerals, ores, pigments, inorganic compounds, chemical reagents, and so on. Examples of organic powder...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005199
EISBN: 978-1-62708-187-0
... powder form through a submerged lance with the help of a carrier gas or by encasing the materials in a wire by injection metallurgy. The primary objectives of introducing powdered reagents into liquid steel are for desulfurization, deoxidation, alloy dissolution, and inclusion shape control. Powders 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...
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
... Abstract Stainless steel powder metallurgy (P/M) parts represent an important and growing segment of the P/M industry. This article describes the processing, properties, and composition of medium-density and high-density P/M stainless steels. Medium-density materials are processed by pressing...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003129
EISBN: 978-1-62708-199-3
... Abstract This article provides an overview of the composition and properties of powder metallurgy (P/M) aluminum powders for pressed and sintered parts. It includes the steps involved in the processing of high-performance P/M alloys. The article describes the classes of high-performance P/M...
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...