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alligatoring

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Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006039
EISBN: 978-1-62708-172-6
...; and coal tar epoxies. It reviews the similarities between asphaltic and coal tar coatings and discusses the health and environmental concerns of these materials. alligatoring asphalt coal tar epoxy resins health and safety polymeric coating BITUMEN IS A GENERIC NAME applied to complex...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005178
EISBN: 978-1-62708-186-3
... alligator shears. See text for discussion. Fig. 7 Two types of blades for the shearing of bars. See text for discussion. Fig. 8 Four types of blades for the shearing of angle sections. (a) to (c) Shearing in a combination machine. (d) Double-cutting method Fig. 25 Effects...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003179
EISBN: 978-1-62708-199-3
... for 600 W and 1250 W CO 2 lasers. Focused power at workpiece using 65 mm (2 1 2 in.) focal length lens. Oxygen assist gas at 350 kPa (50 psi). Carbon and alloy steels used Fig. 5 Two types of shearing lines for cutting coiled strip into flat sheets Fig. 7 Low-knife alligator...
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
.... alligatoring austenitic stainless steel crack nucleation crack propagation fatigue fracture fractograph hydrogen embrittlement intergranular corrosion intergranular fracture iron-aluminum alloys orthopedic implants strain rate stress-corrosion cracking Fig. 611 Surface of fatigue-crack...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006484
EISBN: 978-1-62708-207-5
..., such as siding and window frames, which are easily removed before demolition. A regulatory regime that encourages/requires materials recovery from demolition and renovation projects also contributes to the high recovery rate. Most of the shears in operation are either alligator or guillotine shears...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005102
EISBN: 978-1-62708-186-3
... Camber Squaring Shears Mechanical Shears Hydraulic Shears Pneumatic Shears Alligator Shears Applicability Circle Generation Adjustment of Rotary Cutters Accuracy Speeds Flanging and Joggling Shearing machines must be equipped with devices for protecting personnel...
Book Chapter

Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001380
EISBN: 978-1-62708-173-3
... during a sequence of very light passes can cause the weld to open up or “alligator.” Therefore, the reduction for subsequent passes is generally a compromise between applying excessive separating forces and “alligatoring.” In pack roll welding, the parts to be welded are completely enclosed in a pack...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006008
EISBN: 978-1-62708-172-6
... Fig. 1 The mechanical action of rubbing, scraping, scratching, gouging, or erosion Fig. 2 Paint fails to adhere to substrate or underlying coats of paint Fig. 3 Very large (macro) crazing/cracking that resembles the skin of an alligator or crocodile. Cracks may penetrate...
Book Chapter

By John C. Bittence
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003222
EISBN: 978-1-62708-199-3
Book Chapter

By John C. Bittence
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003222
EISBN: 978-1-62708-199-3
... small to medium quantities of scrap. They can exert thousands of tons of pressure for cutting girders, rails, and ship plate. For small shops, the alligator shear is probably the most widely used. These shears operate as their name suggests ( Fig. 3 ). Two common types of alligator shears (low-knife...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005620
EISBN: 978-1-62708-174-0
... be decreased, as is often desirable because roll-separating forces increase as the parts to be rolled become thinner. However, the nonuniform stress distribution that builds up during a sequence of very light passes can cause the weld to open up or “alligator.” Therefore, the reduction for subsequent passes...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004156
EISBN: 978-1-62708-184-9
... boilers as a function of Cr+Ni concentration. Squares and diamonds are data from different test loops. Fig. 1 Surface of a waterwall showing circumferential grooving resembling alligator hide Fig. 2 Predicted corrosion rates of SA213-T2 (UNS K11547) alloy steel under different H 2 S...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001053
EISBN: 978-1-62708-161-0
... a cutter head past a stationary anvil to cut the scrap. Two types of shears are used, alligator and guillotine shears. The alligator shears operate like large scissors with the lower edge fixed. Guillotine shears use hydraulic pressure to force the cutter head down past the anvil. Although cutting...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003258
EISBN: 978-1-62708-176-4
... such as alligatoring, edge cracking, and surface damage ( Ref 1 , 2 , 3 , 4 , 6 ). In cold rolling, the quality and surface condition of the billet, slab, or plate to be rolled is as important as they are in all metalworking operations. Deformation of the metal in the roll gap can be complex, because...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003180
EISBN: 978-1-62708-199-3
... a critical percentage reduction and then annealed. The critical amount of cold work varies with the alloy and with the annealing temperature, but is usually 8 to 10%. Reheating metal that is only slightly cold worked can result in abnormal grain growth, which can cause orange peel or alligator hide effects...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003692
EISBN: 978-1-62708-182-5
... and will flow at temperatures of 40 °C (100 °F) or less. Hardens and embrittles in cold weather. Black color only; will alligator and crack on prolonged sunlight exposure, although still protective Used as moisture-resistant coatings in immersion and underground service. Widely used as pipeline exterior...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006787
EISBN: 978-1-62708-295-2
...). Adapted from Ref 69 Fig. 17 Appearance of fireside surface after removing ash deposits from a superheater/reheater tube experiencing coal-ash corrosion. Circumferential grooves are referred to as “alligator hide.” Source: Ref 65 . Courtesy of D.N. French Fig. 18 Fireside surface...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004009
EISBN: 978-1-62708-185-6
... insufficient cropping of the pipe from the top of a conventionally cast ingot. Courtesy of V. Demski, Teledyne Rodney Metals Fig. 34 (a) Seams and (b) slivers caused in rolled material by the presence of surface inclusions. Courtesy of V. Demski, Teledyne Rodney Metals Fig. 35 Alligatoring...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006051
EISBN: 978-1-62708-172-6
...) or less. Hardens and embrittles in cold weather. Black color only; will alligator and crack on prolonged sunlight exposure, although still protective Used as moisture-resistant coatings in immersion and underground service. Widely used as pipeline exterior and interior coatings below grade. Pitch...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.9781627081702
EISBN: 978-1-62708-170-2