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pneumatic pressure vessel

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Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001305
EISBN: 978-1-62708-170-2
... Abstract Passivation; pickling, that is, acid descaling; electropolishing; and mechanical cleaning are important surface treatments for the successful performance of stainless steel used for piping, pressure vessels, tanks, and machined parts in a wide variety of applications. This article...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005955
EISBN: 978-1-62708-166-5
... vessel to reach a certain vacuum level dictated by the process requirements. A true vacuum is devoid of all molecules or matter—a condition that does not even exist in the deepest regions of outer space. The term vacuum used in the context of heat treating more correctly describes a partial pressure...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003054
EISBN: 978-1-62708-200-6
... resistance, and other properties. This article discusses the fundamentals of sintering and its effects on pore structures and particle density. It addresses some of the more common sintering methods, including solid-state, liquid-phase, and gas pressure sintering, and presents alternative processes such as...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005926
EISBN: 978-1-62708-166-5
... (tapered outlet) Gas molecules are somewhat widely separated, and they move about unceasingly in the space in which they are contained. Gases differ from liquids in two respects; gases are highly compressible, and they fill any closed vessel in which they are placed. Gases resemble liquids in that...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003047
EISBN: 978-1-62708-200-6
... conditions. It then focuses on the characteristics, types, and properties of the five groups of adhesives, such as structural, hot melt, pressure sensitive, water based, ultraviolet, and electron beam cured adhesives. The article also discusses the functions and applications of adhesive modifiers, including...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005352
EISBN: 978-1-62708-187-0
.... Plant safety is increased due to automation—no need for hand ladling. The alloy in the furnace can be tested at any time, and additions made without interfering with production. In low-pressure casting, the furnace is not a closed pressure vessel. The temperature of the metal delivered by a...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003198
EISBN: 978-1-62708-199-3
... woven from fine filaments of pyrolyzed graphite Chromium-nickel elements for operating temperatures below 980 °C (1800 °F) Vacuum vessels are evacuated by various types of pumping systems that depend, to a great extent, on the pressure range needed for processing. An adequate vacuum pumping...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006024
EISBN: 978-1-62708-172-6
...) Fig. 2 Removal of weld spatter/splatter using grinding wheel Appendix C of NACE standard SP0178, “Standard Recommended Practice—Fabrication Details, Surface Finish Requirements, and Proper Design Considerations for Tanks and Vessels to be Lined for Immersion Service,” contains descriptions of...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005196
EISBN: 978-1-62708-187-0
... located inside of a 360° loop formed by the throat and channel portion of the molten metal vessel. It is the channel portion of the loop that serves as the secondary of the electrical circuit, in which the copper coil is the primary. Although both channel and coreless induction furnaces employ...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005254
EISBN: 978-1-62708-187-0
... cluster downstream. Alternatively, when compaction is complete, the flash can be transferred to open pressure vessels where molten metal is poured into the sprue cup. During this filling event, it is possible to pull a slight vacuum from the plenum in the bottom of the flashes, if so designed, to more...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005197
EISBN: 978-1-62708-187-0
... European development in which iron and slag are not collected in the well of the cupola but run into a special vessel outside and beside the cupola. In this outside vessel, the accumulated metal and slag are separated by gravity as they flow through the vessel. The advantages claimed for this method...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005255
EISBN: 978-1-62708-187-0
.... These properties allow waxes to be injected at low temperatures and pressures, and this, combined with their lack of abrasiveness, leads to lower tooling costs. Plain waxes possess many useful properties, but there are two important areas in which they are deficient: Strength and rigidity...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003973
EISBN: 978-1-62708-185-6
.... Fig. 21 Two common types of screw press drives. (a) Friction drive. (b) Direct electric drive. Hollow, flashless forgings that are suitable for use in the manufacture of valve bodies, hydraulic cylinders, seamless tubes, and a variety of pressure vessels can be produced in a hydraulic...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005350
EISBN: 978-1-62708-187-0
... furnace. One method for stirring a furnace was developed by Alcan during the 1980s. They attached a large pressure vessel to the side of the furnace. The pressure vessel communicates with the furnace through an opening below the metal surface. When a vacuum is applied to the vessel, metal is drawn in...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005307
EISBN: 978-1-62708-187-0
... inclusions are usually less important than intermetallic inclusions. Iron-zinc and iron-aluminum intermetallic compounds may also be present, especially above 480°C (900°F) in melting in iron-base vessels. These particles may be small crystals less than 5 μm (200 μin.) in size or may agglomerate into...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003179
EISBN: 978-1-62708-199-3
... settings, except for bar B, which was cut with both preheat gases set higher than for starting. Large-scale applications of oxyfuel cutting are found in shipbuilding, structural fabrication, manufacture of earthmoving equipment, machinery construction, and in the fabrication of pressure vessels and...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005927
EISBN: 978-1-62708-166-5
... properties of solid and fluid, bed geometry, gas-flow rate, type of gas distributor, and internal vessel features, such as screens, baffles, and heat exchangers. A full range of atmospheres can be generated within the work zones of fluidized beds by selecting fluidizing gas. Any...
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
... produced by decomposition of their carbonyls. Carbonyls are obtained by passing carbon monoxide over sponge metal at specific temperatures and pressures. Powder is produced by boiling the carbonyls in heated vessels at atmospheric pressure. The powder can be milled and annealed in hydrogen. The...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006016
EISBN: 978-1-62708-172-6
... management began in the manufacturing industry in the 1970s. In manufacturing, QC is the set of operational techniques and activities that an organization uses to fulfill its quality requirements. For example, in a car manufacturing plant making automobile tires, QC may include verification of tire pressure...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003051
EISBN: 978-1-62708-200-6
... consistency, pressure applied by the mason, and fullness of mortar joints. Beyond workmanship, there are certain brick properties that influence bond strength: initial rate of absorption (IRA) and surface roughness. The IRA refers to the capillary suction power of brick. Capillary action can pull mortar into...