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solid taps

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Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001699
EISBN: 978-1-62708-234-1
... the Cooling Tower and a tap fixture. Table 1 Water Quality Test Results from the Cooling Tower and a tap fixture. Parameter Cooling Tower Sample Sample from Tap @ Column B15/E4 Bicarbonate (ppm) 166 127 Carbonate (ppm) <20 <20 Alkalinity as CaCO 3 166 127 (ppm...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001812
EISBN: 978-1-62708-180-1
... fasteners are one-piece fasteners, either solid or tubular, that are used in assemblies in which the load is primarily shear. A malleable collar is sometimes swaged or formed on the pin to secure the joint. Special-Purpose Fasteners Special-purpose fasteners, many of which are proprietary...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006805
EISBN: 978-1-62708-329-4
... mechanism, an explosive, or other device forms an upset on the inaccessible side. Pin fasteners are one-piece fasteners, either solid or tubular, that are used in assemblies in which the load is primarily shear. A malleable collar is sometimes swaged or formed on the pin to secure the joint. Special-purpose...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006910
EISBN: 978-1-62708-395-9
... are created by tapping a fresh, unused razor blade into the machined notch immediately preceding the test. If the pre-cracks cannot be successfully initiated by tapping, a sufficiently sharp crack shall alternatively be generated by sliding or sawing a new razor blade across the notch root. The samples...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001676
EISBN: 978-1-62708-229-7
... embrittlement and intergranular failure of the Inconel sheath material could also be correlated with the temperature. It is probable that the flow stress of the material had increased, leading to intergranular failure. This could occur either because of solid-solution or precipitation hardening, or both...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.marine.c9001591
EISBN: 978-1-62708-227-3
...) Analysis by Bethlehem-Lukens Plate Division The open hearth furnace was tapped into a ladle after the steel was melted and refined. The low silicon and high oxygen content indicates that there may have been only limited deoxidation as the tapping occurred. The steel was teemed into ingot molds...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006912
EISBN: 978-1-62708-395-9
... that of semicrystalline polymers ( Fig. 4 ). This slow change in physical properties is because polymers are viscoelastic materials, unlike metals, which are actual solids. Fig. 4 Glass transition temperature ( T g ) curves for semicrystalline and amorphic polymers Therefore, the thermal limitations...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006831
EISBN: 978-1-62708-329-4
... in the casting material. The high operational stresses of the engine acting on a material discontinuity, such as microporosity in a web member, can produce cracking. Shrinkage Porosity As gray iron changes from a liquid to a solid, the volume decreases. However, the precipitation of the graphite during...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006828
EISBN: 978-1-62708-329-4
... sections in this article. Lastly, it is common for titanium brazed joints to have a composite structure consisting of intermetallics, solid solutions, and eutectic constituents. Phase compositions and the volume of different phases depend on brazing temperature, holding time, cooling rate, width...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003529
EISBN: 978-1-62708-180-1
... carburization is carried out to improve wear resistence. Many small parts, such as self-tapping screws, are virtually impossible to analyze for original base-metal carbon content, since the carbon added during carburizing often penetrates through much of the material. This example illustrates the importance...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006770
EISBN: 978-1-62708-295-2
... include a simple solid-state design that eliminates the need for large amounts of maintenance, and a relatively low purchase price. While older EDS systems were limited to detection of elements of atomic number Z > 12, modern thin-window systems are capable of detecting elements down to Z = 4...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003508
EISBN: 978-1-62708-180-1
... to a high temperature by the contacting molten metal. This wedge of hot sand then acts as a thermal insulator, retarding solidification of the metal around it. As a result, a region is isolated from the risers by solid metal, and a shrinkage cavity forms just under the skin of the Y-junction. This cavity...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.9781627083959
EISBN: 978-1-62708-395-9
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006943
EISBN: 978-1-62708-395-9
... of a solid is presented here.) Operation of the SEM requires a conductive path between the specimen and the ground. However, in the case of nonconductive specimens, electrical charge buildup causes significant problems and results in image instability and distortion. In addition, plastics are composed...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003552
EISBN: 978-1-62708-180-1
... of a steel component is suspected. Many of the types of parts that were commonly diagnosed with hydrogen embrittlement in the 1980s and 1990s were low-cost commodity products, such as self-tapping screws and small spring clips. The financial resources available to perform a failure analysis in such cases...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006784
EISBN: 978-1-62708-295-2
... products, such as self-tapping screws and small spring clips. The financial resources available to perform a failure analysis in such cases are often limited, if nobody was injured. Therefore, the third section gives practical advice for the failure analysis practitioner or for someone who is contemplating...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.9781627083294
EISBN: 978-1-62708-329-4
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003556
EISBN: 978-1-62708-180-1
...) sulfide present as a finely divided, black solid causes the general blackening of soil and corrosion deposits ( Fig. 11 ). The additional presence of iron (III) suggests secondary oxidation has occurred, with potentially very serious corrosion consequences ( Table 2 ) ( Ref 24 ). In extreme cases...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001808
EISBN: 978-1-62708-180-1
... connecting rods contact fatigue corrosion distortion ductile fracture failure investigation fatigue failures fatigue properties metallurgical factors piston rods shafts surface coatings torsional fatigue A SHAFT is a metal bar—usually cylindrical in shape and solid, but sometimes hollow...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003553
EISBN: 978-1-62708-180-1
... stress, an environment, and a susceptible material. Although manifest mostly in metals, it can also occur in other engineering solids, such as ceramics and polymers. Removal of or changes in any one of these three factors will often eliminate or reduce susceptibility to SCC and therefore are obvious ways...