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beryllium processing

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Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003165
EISBN: 978-1-62708-199-3
... conductivity. The article describes structural, instrument, and optical grade beryllium and the corresponding compositional ranges. It also discusses processing and product forms as well as factors affecting corrosion resistance. The article concludes with a short note on health and safety considerations when...
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Published: 01 January 1989
Fig. 3 Beryllium part processed by photochemical machining More
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Published: 30 September 2015
Fig. 2 Near-net shape O-30-grade beryllium mirror blank segment processed by hot isostatic pressing for the James Webb Space Telescope More
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Published: 01 January 1990
Fig. 2 Beryllium extraction processes used at the Delta, UT, extraction facility More
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001086
EISBN: 978-1-62708-162-7
.... Beginning with an overview of the mining and refining processes of beryllium, this article discusses powder production and consolidation methods, beryllium grades and their designations, and the protective measures that have been enacted to reduce exposure to beryllium. beryllium beryllium...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001456
EISBN: 978-1-62708-173-3
... is again becoming available in several compositions. Because the two metals are mutually immiscible, the alloys are processed to produce a fine structure of aluminum and beryllium. Beryllium alloy compositions and physical properties are shown in Table 1 . Although beryllium has a hexagonal close...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003827
EISBN: 978-1-62708-183-2
... elements and major impurities are tabulated. The article discusses the in-process problems and procedures that are common but avoidable when processing beryllium and aluminum-beryllium composites. It also describes the types of coatings used on beryllium and aluminum-beryllium. These include chemical...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006058
EISBN: 978-1-62708-175-7
...% infrared reflectivity, which is used to advantage in several defense-based optical systems. Fig. 2 Near-net shape O-30-grade beryllium mirror blank segment processed by hot isostatic pressing for the James Webb Space Telescope The low atomic number of beryllium keeps absorption of radiation...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002191
EISBN: 978-1-62708-188-7
... in an approved waste container. Surface Damage When cutting beryllium, the machining processes introduce an altered layer of material at the part surface. This layer, termed the surface-damaged or machining-damaged layer, extends from 0.025 to 0.50 mm (0.001 to 0.020 in.) in depth, depending on the method...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001071
EISBN: 978-1-62708-162-7
... cutters and as permeable electric contacts. Because beryllium-copper and other beryllium-containing alloys are precipitation hardenable, they can be tailored across a wide range of property combinations. Recent advances in composition control, processing techniques, and recycling technology have...
Book Chapter

Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005142
EISBN: 978-1-62708-186-3
... of a furnace overrun. However, if parts require cleaning after forming and if grit blasting is used, the wet method is recommended. Wet blasting minimizes the possibility that beryllium oxide dust will contaminate the surrounding atmosphere. Adequate ventilation must be provided if parts are processed...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003770
EISBN: 978-1-62708-177-1
... of the mill production process. Components should be examined before and after fabricator heat treatment. Health and Safety Despite low concentrations of beryllium in commercial copper-beryllium and nickel-beryllium alloys (nominally, 2% Be by weight or less), these materials can be hazardous to health...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002411
EISBN: 978-1-62708-193-1
... to be precipitation hardened, C70250 and beryllium copper alloys can be tailored across a wide range of strength and conductivity combinations. Copper alloy temper designations Table 2 Copper alloy temper designations ASTM B 601 temper designation (a) Process (b) O60 Soft annealed H01 CW...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006281
EISBN: 978-1-62708-169-6
..., nickel-aluminum bronzes, silicon bronzes, and beryllium bronzes. This article briefly discusses the types, hardening mechanisms, heat treatment processes, applications, and mechanical properties of these bronzes and high-copper alloys. beryllium-copper alloys cast aluminum bronze cast beryllium...
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Published: 30 September 2015
Fig. 15 Schematic of cold isostatic press (CIP) and extrusion powder consolidation process for aluminum-beryllium alloys. HIP, hot isostatic press More
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005711
EISBN: 978-1-62708-171-9
.... Additional desirable qualities made possible by thermal spraying include in-place machine repair, low cost and time of manufacture (fewer processing steps), and high material usage efficiency (especially for expensive materials such as beryllium). An example of a PFC test component with a 10 mm (400 mils...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001438
EISBN: 978-1-62708-173-3
... that must be removed prior to welding. The formation of these oxides during the welding process must be prevented by shielding gas or by fluxing, in conjunction with the use of the appropriate welding current. The oxides of nickel interfere with arc welding less than those of beryllium or aluminum...
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Published: 01 December 2004
Fig. 20 Same alloy (C17200) and processing as in Figure 19 but aged 3 h at 360 °C (680 °F) after solution treatment. Typical hardness is 37 HRC. Copper-beryllium precipitates at grain boundaries and within α grains. Etchant 3, Table 2 . 300× More
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
... treating, stabilization treatment, age hardening, stress relieving, and stress equalizing. Discussion of furnaces, fixtures, and atmospheres is included. Nickel alloys used for the heat treatment processes include corrosion-resistant nickel alloys, heat-resistant nickel alloys, nickel-beryllium alloys...
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
..., transmission parts, and hand tool components. Hot pressing is used primarily for specialty materials such as tungsten carbide, beryllium, and ceramics. Hot pressing is also used as a consolidation process to produce billets for further processing by conventional forging or extrusion of materials such as high...