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Book Chapter

Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004012
EISBN: 978-1-62708-185-6
... Abstract Thread rolling is a cold-forming process for producing threads or other helical or annular forms by rolling the impression of hardened steel dies into the surface of a cylindrical or conical blank. Methods that use cylindrical dies are classified as radial infeed, tangential feed...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003021
EISBN: 978-1-62708-200-6
... screws or bolts, nuts and washers, molded-in threads, self-threading screws, rivets, spring-steel fasteners, press fits, and snap fits. The article explains solvent bonding used for thermoplastic parts, and tabulates the solvent types used with various plastics. It also describes the surface preparation...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003971
EISBN: 978-1-62708-185-6
... Abstract Metalworking is one of the three major technologies used to fabricate metal products. This article tabulates the classification of metal forming processes. It discusses different types of metalworking equipment, including rolling mills, ring-rolling machines, and thread-rolling and...
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 Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001322
EISBN: 978-1-62708-170-2
... substrate corrosion control performance when applied to threaded fasteners, connectors, and general hardware ( Ref 2 , 3 ). The technical performance benefits and limitations associated with cadmium coatings are well established. However, over the past decade, environmental and worker health regulations...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000612
EISBN: 978-1-62708-181-8
... rectangle. 1000× Fig. 725 Higher-magnification view of the area in the rectangle in Fig. 724 . This SEM view shows that in the fine-scale structure there do appear to be some delicate cleavage steps, particularly at right. 4000× Fig. 726 Low-cycle fatigue fracture in threaded specimen...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000623
EISBN: 978-1-62708-181-8
... fracture, crack propagation, ductile overload fracture, dimpled rupture, microvoid coalescence, and quasi-cleavage fracture of these alloys. cleavage fracture ductile fracture fatigue crack growth fatigue fracture fractograph stress-corrosion cracking tensile fracture threaded fasteners...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005333
EISBN: 978-1-62708-187-0
..., proportionately smaller studs can be used safely. The ability to cast threads is a major advantage of the die casting process. Cast threads should be specified wherever their use reduces cost over that for cut threads. Most external threads can be cast. It is common practice to cast coarse external threads...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006760
EISBN: 978-1-62708-295-2
... be the initiation site of a fatigue crack ( Fig. 12 ). Fig. 12 (a) Wear has removed part of the threads. (b) Deformed and diminished threads of aluminum fastener. Keller’s etch. (c) Fretting was the initiation site of this fatigue crack. The metal, or a specific constituent of the...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000610
EISBN: 978-1-62708-181-8
... plastic deformation incurred when the plate was bent prior to insertion. Material: AISI type 316, surgical implant grade. Fig. 670 : Drawing of typical compression hip screw. A Jewett nail (see Fig. 674 and 680 ) is similarly shaped, but the threaded shaft embedded in the head of the femur is replaced...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003048
EISBN: 978-1-62708-200-6
... distinguished from traditional preformed solid sealants such as cut or molded gaskets, O-rings, and shaft seals. There are numerous types of joints that require sealing ( Fig. 1 ). All sealants, whether for construction joints, glazing, threaded assemblies, electrical encapsulation, or flange sealing, must...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000613
EISBN: 978-1-62708-181-8
... and adjacent to the larger dimples. SEM, 4000× Fig. 781 Low-cycle fatigue fracture in threaded specimen of AISI H11 tool steel (same heat treatment and tensile strength as in Fig. 774 ) that broke after 21,000 cycles of tension-tension ( R = 0.1); maximum load, 60% of tensile strength...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003192
EISBN: 978-1-62708-199-3
... Hardness, HB Condition Speed (a) , fpm, at a pitch, threads/in., of: High-speed steel tool material, AISI 7 or less 8–15 16–24 Over 24 Resulfurized steels 1116, 1117, 1118, 1119, 1211, 1212 100–150 Hot rolled or annealed 25 50 65 70 M10, M7, M1 150–200 Cold drawn 30 55 70...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000605
EISBN: 978-1-62708-181-8
.... Regions visible, top to bottom: fracture surface, corroded portion of shaft where coating had delaminated, and coated surface. 2.5×. (Z. Flanders, Packer Engineering Associates Inc.) Fig. 119 Brittle fracture of AISI 1020 hydraulic jack shaft. Failure originated at root of machined thread...
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
... in sizes from 26 to 114 mm (1.05 to 4.50 in.) in outside diameter, in several weights per foot. Ends are threaded for special integral-type joints or fitted with couplings and may or may not be upset externally. Water well pipe is a collective term applied to four types of pipe that are used in...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006644
EISBN: 978-1-62708-213-6
... 0 λ csc Φ 0 + csc Φ H Fig. 17 Schematic of recording geometries and example of an x-ray topograph recorded in each geometry. (a) Transmission: image from a 4H-SiC wafer showing basal plane dislocations. (b) Back reflection: image from a 6H-SiC wafer showing threading...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000608
EISBN: 978-1-62708-181-8
... , 345 , and 346 . Actual size Figure 343 is a view of the threaded end of the fractured shaft in Fig. 342 , after removal of the pinion gear. Figure 344 is a view of the bore of the pinion gear. Both photographs display severe galling damage of the contacting surfaces, which resulted in the...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004004
EISBN: 978-1-62708-185-6
... other processes, such as extrusion, coining, trimming, hole punching, and thread rolling. Cold-heading is typically a high-speed process where the blank is progressively moved through a multi-station machine. The process is widely used to produce a variety of small- and medium-sized hardware items...
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
... strength (such as springs, spring clips, and externally threaded high-strength or self-tapping fasteners), hydrogen embrittlement can cause a lot of consequential economic damage. This is especially a problem when the cracks are found after assembly, and labor and other components of the assembly must be...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001268
EISBN: 978-1-62708-170-2
... (20 ft 3 ) plating barrel will hold approximately 910 kg (2000 lb) of 25 mm (1 in.) long steel threaded fasteners or about 680 kg (1500 lb) of 8d common nails. After the parts are loaded in the barrel, approximately 1000 kg (2200 lb) of glass beads are added with sufficient water to form a slurry...