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hot isostatic pressing

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Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006552
EISBN: 978-1-62708-290-7
...Abstract Abstract Hot isostatic pressing (HIP) is widely used within the additive manufacturing (AM) industry to improve material performance and ensure quality. This article is a detailed account of the HIP process, providing information on its equipment set up and discussing the applications...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006042
EISBN: 978-1-62708-175-7
...Abstract Abstract This article discusses metal powder processing via hot isostatic pressing (HIP) and HIP cladding when metal powders are being employed in the cladding process. It traces the history of the process and details the equipment, pressing cycle, and densification mechanisms for HIP...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006140
EISBN: 978-1-62708-175-7
...Abstract Abstract Prealloyed (PA) powder metallurgy is a technique where complex near-net shape titanium aircraft components are fabricated with low buy-to-fly ratios. This article describes the physical principle, mechanism, and simulation and modeling of metal can and hot isostatic pressing...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005509
EISBN: 978-1-62708-197-9
...Abstract Abstract This article discusses the two major applications of hot isostatic pressing (HIP), such as healing of inherent internal defects in castings and welds, and consolidation of powder materials. It describes the design principles of the HIP tooling, as well as the problems...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005293
EISBN: 978-1-62708-187-0
...Abstract Abstract Hot isostatic pressing (HIP) is used to eliminate porosity in castings. This article provides a history and an overview of the HIP system. It illustrates the reasons for using HIP and discusses the criteria for selecting HIP process parameters. The main mechanisms by which...
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Published: 01 December 2004
Fig. 9 An IN-100/IN-718 diffusion couple prepared by hot isostatic pressing at 1150 °C (2100 °F) for 4 h, followed by diffusion annealing at 1150 °C (2100 °F) for 1000 h ( Ref 16 ). Optical micrographs show the gamma matrix as gray, the gamma prime precipitates as white, and MC carbides as black More
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Published: 01 December 2004
Fig. 10 A René 95/IN-718 diffusion couple prepared by hot isostatic pressing at 1150 °C (2100 °F) for 4 h, followed by diffusion annealing at 1150 °C (2100 °F) for 1000 h ( Ref 16 ). Optical micrographs show the gamma matrix as gray, the gamma prime precipitates as white, and MC carbides as black More
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Published: 01 December 2004
Fig. 11 A René 88/IN-100 diffusion couple prepared by hot isostatic pressing at 1150 °C (2100 °F) for 4 h, followed by diffusion annealing at 1150 °C (2100 °F) for 1000 h ( Ref 16 ). Optical micrographs show the gamma matrix as gray, the gamma prime precipitates as white, and MC carbides as black More
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Published: 01 December 2004
Fig. 79 AISI T15, powder-made. Sample was slow cooled after hot isostatic pressing. 28 HRC. Structure is partially annealed. 3% nital. 1000× More
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Published: 01 November 2010
Fig. 10 Example of a hot isostatic pressing mold produced by welding steel sheet. The stiffness of the mold corners may shield the powder from the applied pressure More
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Published: 01 November 2010
Fig. 3 Capsule elements for hot isostatic pressing of a blank for a turbine disk More
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Published: 01 November 2010
Fig. 4 Capsule and insert for hot isostatic pressing of a net shape impeller More
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Published: 30 September 2015
Fig. 13 As-tempered hardness of a hot isostatic pressing powder metallurgy cold working tool steel with 6.8% Cr and 5.4% V after austenitizing from 1080, 1100, or 1150 °C (1975, 2010, or 2100 °F). Adapted from Ref 62 More
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Published: 30 September 2015
Fig. 21 Wire sawing a beryllium block consolidated by hot isostatic pressing into multiple thin cards by passing it through parallel wires of an abrasive slurry saw More
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Published: 30 September 2015
Fig. 9 (a) Typical hot isostatic pressing (HIP) vessel. (b) Schematic of the wire-wound unit. Courtesy of Avure Technologies. Source: Ref 13 More
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Published: 30 September 2015
Fig. 41 Schematic pressure-temperature schedule for hot isostatic pressing (a) with the powder or green article encapsulated in a can, and (b) for the sinter/HIP process without a can More
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Published: 30 September 2015
Fig. 7 Hot isostatic pressing densification maps for a nickel-base superalloy powder having a particle diameter of 50 µm (2 mils). (a) Density as a function of pressure (pressure expressed as the log of the ratio of applied hydrostatic pressure over flow stress) when processed at constant More
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Published: 30 September 2015
Fig. 1 PM gear production process. CIP, cold isostatic pressing; HIP, hot isostatic pressing More
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Published: 01 November 2010
Fig. 9 Schematic of a cold isostatic pressing (CIP) mold (left) and a hot isostatic pressing (HIP) mold (right) More
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Published: 30 September 2015
Fig. 1 Banded structure of a hot worked, hot isostatically pressed (HIP) high-speed steel (HSS) containing 1.55% C, 4% Cr, 12% W, 5% V, and 5% Co. Nital etch, light microscopy More