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Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006497
EISBN: 978-1-62708-207-5
.... It reviews emerging technologies that promise to offer exciting ways to produce aluminum parts. The article discusses the various steps involved in PM, such as powder production, compaction, sintering, repressing, and heat treatment. It provides information on aluminum production statistics and the wear...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006132
EISBN: 978-1-62708-175-7
... in camshaft bearing cap (cam cap) production. The article discusses the production steps involved in cam cap manufacturing: powder production, compaction, sintering, repressing, and heat treatment. In addition, it reviews the R&D work involved in improving the structural properties of emerging aluminum...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002374
EISBN: 978-1-62708-193-1
... the factors determining fatigue and fracture resistance of P/M materials. It reviews the methods employed to improve fatigue and fracture resistance, including carbonitriding, surface strengthening and sealing treatments, shot-peening, case hardening, repressing and resintering, coining, sizing...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003157
EISBN: 978-1-62708-199-3
... 758 110 Tungsten-graphite-silver 46Ag-53W-1C PSR 12.85 55 85 HRB … … 45Ag-50W-5C PSR 10.60 37–43 45–55 HRB … … (a) PSR, press-sinter-repress; INF, press-sinter-infiltrate; PS, press-sinter; PSE, press-sinter-extrude; IO, internal oxidation; PPSE, preoxidize-press-sinter...
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
... or preform design Improper die fill Improper preform weight distribution/material flow Table 2 Tensile and impact properties of P/F-4600 hot re-pressed at two temperatures Repressing temperature Repressing stress Repressed density 0.2% offset yield strength Ultimate tensile strength...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006112
EISBN: 978-1-62708-175-7
... amount of lateral material flow Hot repressing, in which material flow during densification is mainly in the direction of pressing These two deformation modes and the stress conditions they impose on pores are illustrated in Fig. 3 . Fig. 3 Forging modes and stress conditions on pores...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006097
EISBN: 978-1-62708-175-7
... is carried out at a conventional sintering temperature. Takeda and Tamura ( Ref 4 ) studied the rate of densification in repressing by using three austenitic stainless steels. Results obtained on 316L samples are shown in Fig. 9 as iso-density curves for various combinations of pressure used for the first...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006106
EISBN: 978-1-62708-175-7
... and sintering temperature for 90Cu-10Sn bronze powders. Courtesy of SCM Metal Products, Inc. Fig. 3 Effect of lubricant on green strength and compressibility. Source: Ref 3 Fig. 10 Example of the impact of repressing on the mechanical properties of a sintered prealloyed powder metallurgy...
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
... of that of a wrought material). That behavior corresponds to ferrous based P/M systems formed from coarse powder, but is representative of many powder metallurgy materials. The symbols are press and sinter, P/S; press, sinter, and repress, reP; press, sinter, and forge, P/S + F; cold isostatically press and sinter...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006080
EISBN: 978-1-62708-175-7
.... 1a ). Forging is carried out on high-speed presses that are automated for mass production. Hot pressing, on the other hand, involves compression of loose powder or a powder compact fitted tightly in the die cavity, similar to repressing, resulting in very little lateral deformation, as shown in Fig...
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
...-1816-13 90 13 180 26 100 14.5 10.0 95 13.8 340 49 50 36.9 120 17 7.9 86 CT-1000-13 (repressed) 90 13 150 22 110 16 4.0 60 8.7 310 50 5 3.7 140 20 7.2 82 (a) Suffix numbers represent minimum strength values in ksi. Source: MPIF Standard 35 (1997 Edition...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002486
EISBN: 978-1-62708-194-8
... the response to these secondary operations, several guidelines are provided in this section. Repressing Impregnation and Infiltration Steam Treating Heat Treatment Finishing Once the die-compaction processing method has been selected the designer must consider the product configuration...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006142
EISBN: 978-1-62708-175-7
... (as a percentage of wrought). Behavior corresponds to ferrous-base PM systems formed from coarse powder, but is representative of many powder metallurgy materials. P/S, press and sinter; reP, press, sinter and repress; P/S+F, press, sinter and forge; CIP+S, cold isostatically press and sinter; HIP, hot...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006098
EISBN: 978-1-62708-175-7
... resistance, and ductility. Ductility is an essential requirement, because the rings are installed by press fitting onto a tapered length of the vehicle's axle. Their sintered density typically ranges from 7.00 to 7.20 g/cm 3 . The as-sintered rings may require repressing if the sintered shape...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006114
EISBN: 978-1-62708-175-7
... range, g/cm 3 Notes Pressed-and-sintered steel 6.9–7.1 Conventional powder metallurgy Double processing (press, presinter, restrike, full sinter, heat treat) 7.2–7.4 Restrike (or repress) tooling has tolerances closer to finish dimensions than the tooling for the first strike. Warm...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006091
EISBN: 978-1-62708-175-7
... contacts 64 HRF (d) … … … … 25Ag-50Fe-25Cu PSR 8.67 8.52 21 84 HRF (c) … … … … C Circuit breakers 94 HRF (d) … … … … (a) PSR, press-sinter-repress; INF, press-sinter-infiltrate; PS, press-sinter; PSE, press-sinter-extrude; IO, internal oxidation; PPSE, preoxidize-press...
Series: ASM Handbook
Volume: 4D
Publisher: ASM International
Published: 01 October 2014
DOI: 10.31399/asm.hb.v04d.a0005971
EISBN: 978-1-62708-168-9
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004129
EISBN: 978-1-62708-184-9
... of Materials: Causes and Preventive Techniques , Reinhold Publishing Corporation , 1954 , p 650 – 701 2. Arnold S.M. , Repressing the Growth of Tin Whiskers , Plating , Jan 1966 , p 96 – 99 3. “Reliability of Military Electronic Equipment,” MIL-STD-441, U.S. Navy Bureau of Ships...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001070
EISBN: 978-1-62708-162-7
... 73 32.5 24.0 7.90 172 25.0 90 CNZP-1816- (b) (b) (b) (b) (b) (b) (b) (b) (b) (b) (b) (b) (b) (b) (b) (b) (b) CT-1000-13 (repressed) 90 13 152 22.0 110 16.0 4.0 38 5.5 310 45 5.4 4.0 7.20 186 27.0 82 (a) Suffix...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006113
EISBN: 978-1-62708-175-7
... hours) of pressed, sintered, repressed, and annealed 317L parts This behavior is more pronounced for the lower-alloyed grades, such as 304L. Alloys containing molybdenum (and higher percentages of chromium) are less prone to crevice corrosion and are therefore less affected by density ( Ref 8...