1-20 of 27 Search Results for

Gleeble machine

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0009010
EISBN: 978-1-62708-185-6
... explains the cavitation mechanism and failure modes that occur during hot-tension testing. cavitation commercial alloys conventional isothermal hot-tension test ductility Gleeble machine Gleeble testing hot tension testing THE DEVELOPMENT of successful manufacturing techniques for metallic...
Image
Published: 01 January 2003
Fig. 14 Copper-induced LMIE of 4340 steel. (a) and (b) Copper-plated specimen that was pulled at 1100 °C (2010 °F) in a Gleeble hot tensile machine showing liquid copper embrittlement of steel. (c) Scanning electron micrograph of the pulled specimen. 1600×. (d) Computer-processed x-ray map More
Image
Published: 01 January 2005
Fig. 12 Gleeble ductility curves for lanthanum-bearing and standard Alloy 901 tested on cooling from 1120 °C. Note that the lanthanum-bearing heat displays slightly higher ductility. Specimens represent transverse orientation on a nominal 25 cm square billet. Specimen blanks were heat treated More
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001431
EISBN: 978-1-62708-173-3
... and weld penetration tests, weld pool shape tests, and Gleeble testing for evaluating weld pool shape, fluid flow, and weld penetration. cold cracking cracking susceptibility fluid flow Gleeble testing hot cracking weld penetration weld pool shape weldability THIS ARTICLE describes many...
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
... ratios (11:1 to 68:1). The ingots were rolled to 19- and 16-mm ( 3 4 - and 5 8 -in.) plate at 1175 °C (2150 °F). The specimens shown in Fig. 109 were machined, placed within a silica sleeve in a Gleeble test unit, and remelted in the central region of the gage length. They were...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003266
EISBN: 978-1-62708-176-4
... mechanical testing Direct resistant heating is used in Gleeble machines with electric current going through the specimen ( Ref 15 ). Advanced Gleeble testing systems, as shown in Fig. 26 , are capable of rapid heating rates up to 10,000 °C/s (20,000 °F/s) ( Ref 16 ). Grips with high thermal...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0009007
EISBN: 978-1-62708-185-6
... maximum and minimum hot working temperatures (see the article “Hot-Tension Testing”). Most commercial hot tensile testing is done with a Gleeble unit, which is a high-strain-rate, high-temperature testing machine ( Ref 26 ). A solid buttonhead specimen that has a reduced diameter of 6.4 mm (0.250...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001032
EISBN: 978-1-62708-161-0
...-working temperatures are clearly established. Most commercial hot tensile testing is done with a Gleeble unit, which is a high strain rate, high-temperature testing machine ( Ref 2 ). A solid buttonhead specimen that has a reduced diameter of 6.35 mm (0.250 in.) and an overall length of 88.9 mm (3.5...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004017
EISBN: 978-1-62708-185-6
... Engineering Stress-Strain Curve In the conventional engineering tensile test, a test specimen is gripped at opposite ends within the load frame of a testing machine and the force and extension are recorded until the specimen fractures. The load is converted into engineering normal stress s by dividing...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005605
EISBN: 978-1-62708-174-0
... Abstract The ultrasonic additive manufacturing (UAM) process consists of building up solid metal objects by ultrasonically welding successive layers of metal tape into a three-dimensional shape with periodic machining operations to create detailed features of the resultant object. This article...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001822
EISBN: 978-1-62708-180-1
.... In a subsequent study ( Ref 41 ), the Gleeble high strain rate hot-tensile test machine was used to determine the influence of temperature, atmosphere, stress, grain size, strain rate, and amount of copper on LME of iron- and cobalt-base superalloys. A copper contamination of only 0.08-mm (0.003-in.) thickness...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003991
EISBN: 978-1-62708-185-6
... Abstract This article focuses on the forging behavior and practices of carbon and alloy steels. It presents general guidelines for forging in terms of practices, steel selection, forgeability and mechanical properties, heat treatments of steel forgings, die design features, and machining...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005508
EISBN: 978-1-62708-197-9
... lubrication. Teflon TM film, molybdenum sulfide, or machine oil is often used at room temperature. At hot working temperatures, graphite in oil is used for aluminum alloys, and melted glass is used for steel, titanium, and high-temperature alloys. To hold the lubricant, spiral grooves are often machined...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006574
EISBN: 978-1-62708-290-7
... Abstract Ultrasonic additive manufacturing (UAM) is a solid-state hybrid manufacturing technique that leverages the principles of ultrasonic welding, mechanized tape layering, and computer numerical control (CNC) machining operations to create three-dimensional metal parts. This article begins...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005857
EISBN: 978-1-62708-167-2
... be done to confirm the quality after setup and changeover of the induction machine to new parts for every lot. Typically, a lot is not to exceed 8 h or one day's production, whichever is smaller. The process of changeover is done by trial and error and therefore requires a lot of downtime. Material...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005787
EISBN: 978-1-62708-165-8
... Abstract Steels may be annealed to facilitate cold working or machining, to improve mechanical or electrical properties, or to promote dimensional stability. This article, using iron-carbon phase diagram, describes the types of annealing processes, namely, subcritical annealing, intercritical...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005604
EISBN: 978-1-62708-174-0
... in (a) steels and (b) aluminum alloys. Adapted from Ref 17 The thermal expansion of a specimen undergoing high heating and cooling rates is normally measured with a special dilatometric device, for example, a Gleeble machine. Here, t 8/5 times of approximately 3 s for a thin-sheet metal specimen can...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003635
EISBN: 978-1-62708-182-5
...) in a Gleeble hot tensile machine showing liquid copper embrittlement of steel. (c) Scanning electron micrograph of the pulled specimen. 1600×. (d) Computer-processed x-ray map showing the presence of copper in prior-austenite grain boundaries Inert Carriers and LMIE In some cases, investigation...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005800
EISBN: 978-1-62708-165-8
... stretchability. The HER of Q&P 1180 and Q&P 980 compared to DP 980 is shown in Fig. 8 . For either punched or machined edges, Q&P 1180 shows higher HER than Q&P 980 and DP 980, while Q&P 980 shows similar HER as DP 980. One possible explanation of the high HER of Q&P 1180 is its high...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001034
EISBN: 978-1-62708-161-0
... amounts of sulfur and phosphorus are added to some steels to provide free-machining characteristics. These steels have relatively poor weldability because of hot tearing in the weld metal caused by low-melting compounds of phosphorus and sulfur at the grain boundaries. Iron oxide and iron sulfide...