1-20 of 514

Search Results for sintere

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290169
EISBN: 978-1-62708-319-5
... Abstract After shaping and first-stage binder removal, the component (with remaining backbone binder) is heated to the sintering temperature. Further heating induces densification, evident as dimensional shrinkage, pore rounding, and improved strength. This chapter begins with a discussion...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.t52000059
EISBN: 978-1-62708-312-6
... Abstract This chapter discusses the sintering process for stainless steel powders and its influence on corrosion resistance. It begins with a review of sintering furnaces and atmospheres and the effect of temperature and density on compact properties such as conductivity, ductility...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2024
DOI: 10.31399/asm.tb.pmamfa.t59400073
EISBN: 978-1-62708-479-6
... Abstract This chapter provides an overview of sintering techniques and the microstructures and properties that can be achieved in different material systems. It covers conventional furnace sintering, microwave and laser sintering, hot and hot-isostatic pressing, and spark plasma sintering...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2024
DOI: 10.31399/asm.tb.pmamfa.t59400115
EISBN: 978-1-62708-479-6
... Abstract This chapter describes how forces and temperatures generated during sintering influence particle bonding, grain growth, shrinkage, and densification as well as bulk material properties. It explains how density, a good predictor of mechanical and electrical properties, can be controlled...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.t52000101
EISBN: 978-1-62708-312-6
... Abstract This chapter describes the most effective ways to improve the corrosion resistance of sintered stainless steels, including increasing alloy content, optimizing the sintering process, and the use of surface treatments and modifications. alloying element corrosion resistance...
Image
Published: 01 November 2013
Fig. 25 Sintering process. (a) Schematic of sintering. (b) Scanning electron micrographs of the neck formation due to sintering. The spheres (33 μm diam) were sintered at 1030 °C for 30 min in vacuum. Courtesy of Randall M. German, The Pennsylvania State University. Source: Ref 11 More
Image
Published: 30 April 2020
Fig. 8.3 Sintered density versus hold time for 42 μm titanium powder vacuum sintered at three temperatures. Faster rates of densification (steeper slopes) are associated with shorter times and higher temperatures. More
Image
Published: 30 April 2020
Fig. 8.5 Liquid-phase-sintered stainless steel. The boron-doped material is sintered to full density using vacuum heating to approximately 1240 °C (2265 °F). On cooling, the liquid solidified and is evident in the gaps between the grains that were solid at the sintering temperature. More
Image
Published: 30 April 2020
Fig. 8.7 Sintered density for a 40 μm prealloyed tool steel powder versus sintering temperature, showing how supersolidus liquid-phase sintering acts over a narrow temperature range. Source: German et al. ( Ref 2 ) More
Image
Published: 30 April 2020
Fig. 8.10 Sintering shrinkage data for 0.78 μm aluminum nitride powder sintered in nitrogen at various time-temperature combinations. Initial shrinkage is fast, but with extended time, the shrinkage rate declines, and further lower temperatures reduce the shrinkage rate. Source: Komeya et al More
Image
Published: 30 April 2020
Fig. 8.27 Micrographs of tungsten during sintering. (a) Initial-stage sintering, with considerable residual porosity and small bonds between the particles. (b) Intermediate-stage sintering, where the pores are rounded and highly connected. (c) and (d) Final-stage sintering, with residual pores More
Image
Published: 30 April 2020
Fig. 10.13 Sintering time and temperature maps showing the sintered density and delta ferrite contents using gas-atomized powder. Source: Julien et al. ( Ref 3 ) More
Image
Published: 30 April 2020
Fig. 10.37 Sintered density versus hold temperature for 60 min sintering in air or vacuum, showing an advantage to vacuum More
Image
Published: 01 August 1999
Fig. 6.19 (Part 1) Commercial sintered irons and steels. (a) to (d) As-sintered iron, <0.1 C (wt%). 60 HV. 6.50 g/cm 3 density. (a) Picral. 100×. (b) Picral 500×. (c) 1% nital. 100×. (d) 1% nital. 500×. (e) 0.3% C as-sintered steel (~0.3C wt%). 50 HV. 5.88 g/cm 3 density More
Image
Published: 01 August 1999
Fig. 6.19 (Part 2) Commercial sintered irons and steels. (a) to (d) As-sintered iron, C (wt%). 60 HV. 6.50 g/cm 3 density. (a) Picral. 100×. (b) Picral 500×. (c) 1% nital. 100×. (d) 1% nital. 500×. (e) 0.3% C as-sintered steel (~0.3C wt%). 50 HV. 5.88 g/cm 3 density. Picral More
Image
Published: 01 June 2007
Fig. 7.4 (a–d) Mechanical properties versus sintering temperature of vacuum-sintered 304L, with and without carbon addition. Source: Ref 9 More
Image
Published: 01 June 2007
Fig. 7.8 Effect of sintered density on the fatigue strength of 316L sintered in 93% H 2 + 7% N 2 atmosphere at 1290 °C (2354 °F). Sintered densities were 6.31 (dashed line) and 6.95 (solid line) g/cm 3 with a stress ratio R = 0.06 and test frequency at 30 Hz. Source: Ref 32 . Reprinted More
Image
Published: 01 June 2007
Fig. 7.9 Fatigue curves for vacuum-sintered 304L and 316L as a function of sintered density. Sintered densities of 304L and 316L were 6.51 and 6.54 g/cm 3 , respectively. Sintered densities of 304L9 and 316L9 were 6.90 and 6.89 g/cm 3 , respectively. Sintering temperature was 1288 °C (2350 °F More
Image
Published: 01 June 2007
Fig. 8.5 Influence of sintered density on magnetic properties of sintered iron. B 20 , magnetic induction at H of 2000 A/m –1 (25.1 Oe); B r , remanence; H c , coercive field; μ max , maximum permeability. (One tesla, T = 10 –4 gauss). Source: Ref 5 More
Image
Published: 01 June 2007
Fig. 8.8 Thermal conductivity of sintered 316L as a function of sintered density for hydrogen (left) and 30% H 2 -70% N 2 sintering atmosphere (right). Broken lines represent pore-free 316L More