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gravity welding

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Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001465
EISBN: 978-1-62708-173-3
...-gravity environments and describes the unique aspects of the space environment. It compares the applicable welding processes, namely, electron-beam welding, laser-beam welding, and gas-tungsten arc welding and examines the metallurgy of low-gravity welds. Steps taken to ensure the continued development...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001463
EISBN: 978-1-62708-173-3
... of water pressure on the formation of porosity in underwater gravity welding. The article concludes with a discussion on the practical applications of underwater welding. acicular ferrite grain-boundary ferrite heat-affected zone cracking low carbon steel microstructure porosity residual stress...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005570
EISBN: 978-1-62708-174-0
... that have different compositions of core wire and a variety of flux-covering types and weights. It includes information on gravity and firecracker welding and discusses dry and wet types of underwater welding. Finally, the article reviews the safety considerations to be followed during SMAW...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001353
EISBN: 978-1-62708-173-3
... until the crater has filled. Correct Interbead Cleaning Proper interbead cleaning to remove slag and any spatter is essential to the production of high-quality welds. Proper cleaning prevents slag inclusions, “lack of fusion” defects, and porosity. Variations of the SMAW Process Gravity...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005642
EISBN: 978-1-62708-174-0
... Abstract This article contains a table that lists the properties of various fuel gases, namely, acetylene, hydrogen, methane, methyl acetylene propadiene, propane, propylene, and natural gas. It discusses shielding gases, their mixtures and uses in gas metal arc welding, flux cored arc welding...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005348
EISBN: 978-1-62708-187-0
...-centered cubic KIc plane-strain fracture toughness CLAS counter-gravity low-pressure air-melted FCAW ux cored arc welding Kt theoretical stress concentration factor FDM nite difference method k distribution coef cient sand casting FEM nite element method kg kilogram CLV counter-gravity low-pressure...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006254
EISBN: 978-1-62708-169-6
... treatment, for example, paint bake cycles. Magnesium alloy products produced by processes other than HPDC usually are heat treated either to improve mechanical properties or as a means of conditioning for specific fabricating operations. The processes where heat treatment is important include gravity...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005228
EISBN: 978-1-62708-187-0
... Abstract Gravity has profound influences on most solidification and crystal growth processes. Modification of gravity over practical time scales for the purposes of modifying or controlling solidification proves to be a far more daunting and expensive technological challenge. This article...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006352
EISBN: 978-1-62708-179-5
... American Welding Society DTA differential thermal analysis b fatigue strength exponent or Basquin s exponent E elastic modulus, Young s modulus B magnetic induction EAF electric arc furnace BC boundary condition eb ultimate elongation/strain bcc body-centered cubic ECI cast iron electrode BCIRA British...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001461
EISBN: 978-1-62708-173-3
... of long-term manned facilities in space is coming closer and closer to reality. Hence, the need to build structures or do repairs in space must be addressed. To date, very limited amount of work has been done to prepare ourselves for that day. The article “Welding in Space and Low-Gravity Environments...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005522
EISBN: 978-1-62708-197-9
... of low-gravity platforms and facilities for solidification processing. It provides a description of dendritic growth studies and electromagnetic levitation. The article concludes with information on the in situ and real-time monitoring of solidification processing. casting metals and alloys...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005647
EISBN: 978-1-62708-174-0
... FRW friction welding FS furnace soldering ft foot FW flash welding g gram g acceleration due to gravity gf gram force GMA gas metal arc GMAC gas metal arc cutting GMAW gas metal arc welding GPa gigapascal GTA gas tungsten arc GTAC gas tungsten arc...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001077
EISBN: 978-1-62708-162-7
... pressure die castings, and gravity castings. It details the wrought products of zinc and zinc alloys, including flat-rolled products, wire-drawn products, extruded products, and forged products. The article also describes various properties of zinc alloys, including mechanical, thermal, electrical...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005639
EISBN: 978-1-62708-174-0
... are analyzed in more detail. After discussing each force, a summary tabulation is given, highlighting which forces have enhanced importance in microwelds. Driving Forces Fluid flow in welds is driven by the force of gravity, viscous aerodynamic drag, the magnetohydrodynamic (Lorentz) force, surface...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0005586
EISBN: 978-1-62708-170-2
... SIP sputter ion plating SLAM scanning laser acoustic microscope/microscopy SMA shielded metal arc SMAW shielded metal arc welding SPC statistical process control SPE solid particle erosion sp gr specific gravity SPL spent pickle liquor...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005221
EISBN: 978-1-62708-187-0
... features of the system. entrainment defects naturally pressurized filling system gravity-poured castings prepriming techniques filters mold-filling designs FILLING the casting cavity with molten metal can be accomplished in various ways. Filling methods differ among the various casting...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005344
EISBN: 978-1-62708-187-0
...: 8×. Blisters found are related to encapsulation of a carbonaceous material, such as a lubricant, during casting. Case Study 6 Figure 11(a) is a macrograph of the fracture surface (of a gravity permanent mold aluminum casting) revealing a dark gray stained area covering approximately 40...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001354
EISBN: 978-1-62708-173-3
... of the type of shielding gas. However, the use of carbon dioxide or helium results in this type of transfer at all usable welding currents. Globular transfer is characterized by a drop size with a diameter that is greater than that of the electrode. This large drop is easily acted upon by gravity, which...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003034
EISBN: 978-1-62708-200-6
... The translation of fiber properties to bulk molding compounds that use the same matrix, fiber length, and percentage of fiber but different types of fiberglass, carbon, and aramid fibers is shown in Table 1 . Specific gravity, as might be expected, translates well with the fiber properties. Tensile and flexural...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003208
EISBN: 978-1-62708-199-3
... are controlled and synchronized automatically. The power supply usually is a welding transformer or a capacitor (or bank of capacitors). The welding force (forging force) is applied by electromagnetic devices, electromechanical devices, a camactuated direct drive, springs, or gravity. Relation of Percussion...