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welded aluminum joints

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Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003831
EISBN: 978-1-62708-183-2
... soldered/brazed/welded joints, variables such as the materials being joined, the filler metal and fluxes used, and the geometry, orientation, and environment all play important roles in the corrosion behavior of the joint. Inasmuch as corrosion can cause degradation, structural or functional failure, and...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003130
EISBN: 978-1-62708-199-3
... note on aluminum clad products and corrosion at joints. aluminum aluminum alloys aluminum clad products corrosion resistance protective coatings types of corrosion ALUMINUM and most aluminum alloys have good corrosion resistance in natural atmospheres, fresh waters, seawater, many soils...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003205
EISBN: 978-1-62708-199-3
... mechanical fastening or spot welding produces a structure whose strength is limited to that of the areas of the thin section that contact the fasteners or the welds). In addition, adhesives can produce joints with high strength, rigidity, and dimensional precision in the light metals, such as aluminum, that...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003815
EISBN: 978-1-62708-183-2
... residual stresses from welding caused cracking of the weldment ( Fig. 6 ). The corrosive action of mercury can be serious with or without stress, because amalgamation, once initiated, continues to propagate unless the mercury can be removed. If an aluminum surface has become contaminated with mercury, the...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003206
EISBN: 978-1-62708-199-3
..., stainless steels, heat-resistant alloys, aluminum alloys, copper and copper alloys, magnesium alloys, nickel alloys, and titanium and titanium alloys. aluminum alloys arc welding methods cast irons copper alloys hardenable steels heat-resistant alloys magnesium alloys nickel alloys stainless...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003121
EISBN: 978-1-62708-199-3
... welding, the oxide must be prevented from re-forming by shielding the joint area with a nonoxidizing gas such as argon, helium, or hydrogen, or chemically by use of fluxes. Thermal conductivity is a property that most affects weldability. The thermal conductivity of aluminum alloys is about one-half...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005345
EISBN: 978-1-62708-187-0
... preparation, weld repair process selection, joint selection, filler metal selection, weld repair considerations, deposition techniques, postweld heat treatment, and verification of weld repair quality. castings ferrous materials filler metal selection nonferrous materials postweld heat treatment...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003043
EISBN: 978-1-62708-200-6
... bonding. Table 1 Assessments of current methods for joining thermoplastic composites Technique Assessment Resistance welding Ideal for short bond lines in nonconductive composites. Requires conductive metal or carbon strips that remain in the joint after the application of resistance...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003208
EISBN: 978-1-62708-199-3
..., both visually and with the aid of ultrasonic equipment. The thermite welding process also is used to weld electrical conducting joints, particularly to provide electrical continuity for railroad signal systems. A copper oxide powder is reduced by aluminum to form a metallurgical bond between the...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003125
EISBN: 978-1-62708-199-3
... Welding Society (AWS). Table 6 provides a cross reference of the various specifications covering wrought aluminum products. Table 6 Aluminum mill product specifications Alloy Product Specifications ASTM Military Federal AMS ASME AWS 1060 Sheet and plate B 209 … … … SB209...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004015
EISBN: 978-1-62708-185-6
... surfaces, snap-fits and interlocking joints, dovetails, screw boss slots, nested or tongue-and-groove joints for fasteners or welding, and key-locked joints can be used alone or in combination with other product components or with other extrusions. Rotational joints, such as hinges, are also possible to...
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
... is also possible in welded beryllium. Beryllium is difficult to weld because it is highly susceptible to cracking. An aluminum-silicon filler alloy is typically used to prevent cracking. This aluminum-rich weld zone provides the opportunity for galvanic corrosion between beryllium and the weld zone...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003209
EISBN: 978-1-62708-199-3
... alignment and to produce the required length tolerance for a specific set of welding conditions, is not critical. Frictional wear removes irregularities from the joint surfaces and leaves clean, smooth surfaces heated to welding temperature. Ductile metals, aluminum and copper alloys, as well as the...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003207
EISBN: 978-1-62708-199-3
... wires perform the function of a projection. The shapes of parts may also take the place of conventional projections in projection welding of special types of joints. FLASH WELDING (FW) commonly is used to join sections of metals and alloys in production quantities. It is a resistance...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003021
EISBN: 978-1-62708-200-6
..., thermoplastics can be remolded by the application of heat, and they can be fusion welded successfully. Polymers are low-energy substrates, with surface free energies of less than approximately 50 mJ/m 2 (0.003 ft · lbf/ft 2 ) ( Ref 14 ). The creation of a successful joint depends on four factors: the chemical...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003210
EISBN: 978-1-62708-199-3
... diffusion and exothermic brazing. The article explains joint design, filler materials, fuel gases, equipment, and fluxes in the brazing methods. The article also describes the brazing of steels, stainless steels, cast irons, heat-resistant alloys, aluminum alloys, copper and copper alloys, and titanium and...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003211
EISBN: 978-1-62708-199-3
... only to flux-core wire and solder paste Tin-zinc and zinc-aluminum solders are used primarily in joints composed of aluminum-base metals in order to limit galvanic corrosion. The eutectic tin-zinc composition, 91Sn-9Zn, has a melting temperature of 199 °C (390 °F), which makes it suitable for...
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
... Abstract This article begins with an overview of the fundamentals of adhesive technology, including functions, limitations, adhesive joint types, and the key factors in the selection of adhesives, including application, type of joint, process limitation, mechanical requirement, and service...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.9781627081740
EISBN: 978-1-62708-174-0
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005336
EISBN: 978-1-62708-187-0
... aluminum and titanium on the structure and properties of nickel-base alloys. The article provides information on the melting, foundry, and pouring practices for nickel-base alloys. It describes the welding and heat treatment of the nickel-base casting alloys. The article concludes with information on the...