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thermocouples

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Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003158
EISBN: 978-1-62708-199-3
...Properties of standard thermocouples Table 1 Properties of standard thermocouples Type Thermoelements Base composition Melting point, °C Resisivity nΩ · m Recommended service Maximum temperature °C °F J JP Fe 1450 100 Oxidizing or reducing 760 1400 JN 44Ni-55Cu...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001098
EISBN: 978-1-62708-162-7
...Color coding of duplex insulated thermocouple wire Table 10 Color coding of duplex insulated thermocouple wire Thermocouple Color of insulation Type Positive wire Negative wire Overall (a) Positive (a) Negative T TP TN Brown Blue Red J JP JN Brown White Red...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005925
EISBN: 978-1-62708-166-5
..., such as cost, temperature range, useful life, accuracy, size, and response speed. The selection of noncontact sensors involves similar considerations plus those related to radiation factors such as target size, surface emissivity, focal length, and sighting path interference. Thermocouples and resistance...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003239
EISBN: 978-1-62708-199-3
... inspection devices include bolometers, thermocouples, thermopiles, and meltable substances, whereas radiometers and pyrometers come under the noncontact category. contact thermographic inspection contact thermometric inspection noncontact thermographic inspection noncontact thermometric inspection...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003239
EISBN: 978-1-62708-199-3
... inspection devices include bolometers, thermocouples, thermopiles, and meltable substances, whereas radiometers and pyrometers come under the noncontact category. contact thermographic inspection contact thermometric inspection noncontact thermographic inspection noncontact thermometric inspection...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005931
EISBN: 978-1-62708-166-5
... reliable monitoring and control of motion and position of various mechanical components with the help of mechanical limit switches, proximity sensors, and distance- and position-measuring devices. Using inputs from both flow meters and sensors, such as thermocouples and oxygen sensors, flow measurement...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005968
EISBN: 978-1-62708-166-5
... temperature for both a large load and a large section size. This figure also illustrates the importance of using load thermocouples rather than simply measuring time in the furnace when conducting heavy section heat treatments in loaded furnaces. Parts in the center of a heat treatment basket in fully loaded...
Series: ASM Handbook
Volume: 18
Publisher: ASM International
Published: 31 December 2017
DOI: 10.31399/asm.hb.v18.a0006409
EISBN: 978-1-62708-192-4
...Operating window of standard thermocouples Table 2 Operating window of standard thermocouples SLD Name Materials Temperature range Seebeck coefficient at 100 °C (212 °F) [μ V /°C] °C °F … … Platinum-13% rhodium vs. platinum –50 to 1767 –60 to 3210 7.3 R … Platinum...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005814
EISBN: 978-1-62708-165-8
... material at the bottom, hollow in the upper part, and no screw threads. Quenched in high-speed oil at 80 °C (175 °F) without agitation. Source: Ref 49 Fig. 18 Estimated surface heat flux as a function of estimated surface temperature using actual (TD) and equivalent (ED) thermocouple depths...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005423
EISBN: 978-1-62708-196-2
... copper or magnesium) alloy, JIS H5205, similar to UNS A03360. (a) Outer interface. (b) Inner casting-mold interface. Source: Ref 5 Fig. 1 Temperature drop across the casting-mold interface Fig. 4 Selection of thermocouple (TC) locations in the casting and mold for determining h...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003199
EISBN: 978-1-62708-199-3
.... Functions in an integrated digital process management system are shown in the dashed blocks. Temperature Sensors Thermocouples and resistance temperature detectors (also known as resistance thermometers) are the most important contact-type electrical temperature sensors used in the metals industry...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005436
EISBN: 978-1-62708-196-2
.... , and Shen H. , Heat Treat. Met. (China) , Vol 10 , 1990 , p 20 18. Segerberg S. , Heat Treat. , May 1988 , p 26 19. Oldfather C. , Evaluating Quench Tanks Using Thermocouples in Parts , Heat Treating: Equipment and Processes, 1994 Conference Proceedings , Totten...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003434
EISBN: 978-1-62708-195-5
... for parts built on thin (less than 25 mm, or 1 in.) aluminum flat plates. The thermal profiling requires sufficient thermocouples to identify the leading and lagging temperature locations in the part during heating and cooling. This ensures that the heat-up rate, cure temperature, cure time, and cool-down...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006334
EISBN: 978-1-62708-179-5
.... Source: Ref 22 . (b) Correlation between the volume of microshrinkage and the K factor. Source: Ref 22 Fig. 23 Relationship between DT1-DTE ratio and graphite distribution type amounts. Source: Ref 23 Fig. 24 False thermocouple creation and rupture of the thermocouple...
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
...-temperature capabilities, including the furnace, cooling system, grips, and extensometer. In this system, the grips are inside the chamber but partly protected by refractory from heating elements. Heating elements are positioned around a tensile specimen. Thermocouple and extensometer edges touch the specimen...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006674
EISBN: 978-1-62708-213-6
... signal by Faraday’s law of induction that is calibrated to microscopic displacement. A thermocouple parallel to the pushrod reports the temperature of the specimen. Water cooling is often used to maintain the LVDT at a reference temperature, nominally 25 °C (75 °F), or 298 K. The system is designed so...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001482
EISBN: 978-1-62708-173-3
... ). Fig. 3 Schematic of the x-ray radiography system used for measuring weld pool surface velocity Thermocouples Thermography Optical Spectral Radiometric/Laser Reflectance (OSRLR) The importance of matching the boundary condition during the experimental measurement for model validation...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006575
EISBN: 978-1-62708-290-7
... deposition model validation. LDS, laser displacement sensor. Source: Ref 14 Fig. 7 Schematic of (a) top and (b) bottom of the substrate in the experimental setup in Fig. 6 showing laser displacement sensor (LDS) and thermocouple (TC) measurement locations. Source: Ref 14 Fig. 8...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003322
EISBN: 978-1-62708-176-4
... The workpiece used to measure temperature during hot rolling, showing the positions of the thermocouples. Source: Ref 36 Fig. 21 Experimental setup for temperature measurement during hot rolling. Source: Ref 36 Fig. 22 Thermal responses of two thermocouples (TC1 and TC2) in the workpiece...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006298
EISBN: 978-1-62708-179-5
... is the thermocouple located in mold 1 at 25 mm (1 in.) from the metal-mold interface. M-12 is the thermocouple located in mold 1 at 10 mm (0.4 in.) from the metal-mold interface. C-1 is the thermocouple located in the mold cavity in the middle of the casting. Fig. 9 Superheat effect on the average rate...