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Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005244
EISBN: 978-1-62708-187-0
... discusses the design considerations in coremaking to eliminate cores and compares coring with drilling. binders permanent mold castings investment castings coremaking drilling core sands core baking hot box process core coatings core setting coring CORES are separate shapes of sand that...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0009019
EISBN: 978-1-62708-187-0
... use of sand cores and to eliminate cores, with illustrations. It provides general rules for designing cored holes in investment castings. The article discusses the general principles of coremaking with illustrations. It concludes with a comparison between coring and drilling. castings drilling...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003192
EISBN: 978-1-62708-199-3
... Abstract This article is a comprehensive collection of machining data, presented in tables, covering most of the commonly used machining operations including turning, face milling, end milling (peripheral), drilling, reaming, and tapping of several materials. It provides starting...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003042
EISBN: 978-1-62708-200-6
... Abstract This article describes the use of conventional machining techniques, laser cutting and water-jet cutting for producing finished composite parts. It explains two representative polymer-matrix composites--graphite and aramid composites--and discusses the machining and drilling problems...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001231
EISBN: 978-1-62708-170-2
... Abstract This article focuses on precision and ultraprecision finish machining techniques that make use of defined cutting edges, such as polycrystalline diamond and cubic boron nitride compacts. The techniques are finish turning, finish broaching, finish milling, and finish drilling...
Book

Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.9781627081887
EISBN: 978-1-62708-188-7
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003187
EISBN: 978-1-62708-199-3
... demonstrates how the service life of cutting tools is determined by a number of wear processes, including tool wear, machining parameters, and tool force and power requirements. It concludes by presenting a comprehensive collection of formulas for turning, milling, drilling, and broaching, and its average unit...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001298
EISBN: 978-1-62708-170-2
... 0.49 0.237 0.613 0.275 0.630 0.50 0.247 0.629 0.285 0.648 (a) In a thin sheet. (b) In a thick material. Source: ASTM E 837-92 Table 3 Hole-drilling residual stress measurements on a detonation gun WC-Co coating Depth Strains, με Average stress α σ x σ y τ...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000607
EISBN: 978-1-62708-181-8
...-type spring, railroad rail, and seamless drill pipe. driveshaft fatigue crack propagation fatigue fracture fractograph grain boundaries high-carbon steel hydrogen embrittlement microstructure springs Fig. 245 Surface of a fatigue fracture that occurred, after 732 h of service, in...
Book Chapter

Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006790
EISBN: 978-1-62708-295-2
... component deterioration occurs in a wide variety of equipment, such as bulldozer blades, excavator teeth, rock drill bits, crushers, slushers, ball mills and rod mills, chutes, slurry pumps, and cyclones. However, abrasive wear is not limited to these activities. Abrasion presents problems in many wear...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003096
EISBN: 978-1-62708-199-3
... other Line Oil- or gas-transmission pipe, water-main pipe Oil country tubular goods Drill pipe, casing, tubing Water well Drive pipe, driven-well pipe, casing, reamed pipe, and drifted pipe Pressure Pipe for elevated-temperature or pressure service The named uses in Table 1...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003191
EISBN: 978-1-62708-199-3
... cast irons and a white cast iron. As the percentage of ferrite decreases and the pearlite increases, the tool life obtained in machining operations such as turning, face milling, and drilling decreases ( Fig. 1 ). Additionally, the finer the pearlite spacing, the lower the tool life ( Fig. 1...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003186
EISBN: 978-1-62708-199-3
... Dimensional tolerance achievable through various machining operations under general machining conditions as a function of feature size Fig. 2 Surface finish achievable through various machining operations Conventional machining operations include turning, drilling, milling boring, broaching...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000602
EISBN: 978-1-62708-181-8
... propagation of gray irons. ductility fatigue fracture fractograph graphite gray iron microstructure Fig. 29 Fatigue fracture of sand-cast gray iron bread-crumb grinder. The ASTM A159 part was machined and hot dip galvanized after casting. Also, a lockpin hole (not visible) was drilled...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003189
EISBN: 978-1-62708-199-3
... in flutes of milling cutters and drill bits. Cutting fluids, like any other fluids that are used over and over again, must be cared for properly. There are several precautions that should be observed. Wherever possible, consideration should be given to the...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000619
EISBN: 978-1-62708-181-8
... C83600. Wall thickness at time of failure was approximately 45 mm (1.85 in.). Corrosion of base metal lining the drilled holes in the perforated shell decreased the widths of the ligaments between holes, which effectively increased the stress acting on the remaining ligament widths during normal roll...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001238
EISBN: 978-1-62708-170-2
..., drilling, electrodischarge machining, and laser beam machining. Most of these metallurgical characteristics can be qualitatively assessed through a wide variety of observation techniques, such as metallography, scanning electron microscopy, and chemical etching. New techniques have also been developed...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006252
EISBN: 978-1-62708-169-6
... temperature Measurement technique Residual stress, MPa (ksi) mm in. °C °F … … 7010 Forging 124 × 156 × 550 4.9 × 6.1 × 21.7 470 880 Water, 20 °C (70 °F) Center hole drilling σ min = −270 (−39) … … 7010 Forging 60 × 60 × 16 2.4 × 2.4 × 0.6 475 890 Water, 20 °C (70 °F) X-ray...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003190
EISBN: 978-1-62708-199-3
... metallurgical surface alterations, which have been found to reduce fatigue strength. Typical surface integrity problems (alterations) created in metal removal operations include: Grinding burns on high-strength steel aircraft landing gear components Untempered martensite in drilled holes in steel...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001230
EISBN: 978-1-62708-170-2
... finished bearings or a transmission, respectively. Computer parts such as microchips or magnetic heads may be ground, lapped, or polished before they are sent to assembly operations. Jet engine blades may have coolant holes drilled using electrical discharge machining or laser machining prior to their use...