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quench process sensors

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Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005766
EISBN: 978-1-62708-165-8
... production process. fluid flow quench process sensors quenching FLUID FLOW is critical for the control of quench severity during the quenching process. Residual stresses and often the distortion control of quenched steel parts are dependent on fluid agitation during the quenching process. Steel...
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
... a crucial impact on the quality of the heat treatment process. Because direct measurement of atmosphere circulation or quench liquid velocity may not be practical, several indirect methods of monitoring are available. The large selection of sensors and monitoring devices presently offered on the market...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005923
EISBN: 978-1-62708-166-5
... measurement methods, temperature control, materials handling, and filtration processes during the agitation process. The maintenance of quenching installations is also discussed. agitators computational fluid dynamics fixtures quench tank design quenchants quenching safety precautions MUCH...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006098
EISBN: 978-1-62708-175-7
...). Stainless steel sensor rings processed in this manner can develop some amount of surface rust as well as a small number of pits when subjected to a 100 h 5% NaCl salt spray test in accordance with ASTM B117. However, extensive field testing in various locations across the United States and Canada has shown...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003198
EISBN: 978-1-62708-199-3
... of Fluidized-Bed Furnaces Applications of fluidized-bed furnaces to heat treatment of metals include continuous units for all types of wire and strip processing (such as patenting, austenitizing, annealing, tempering, and quenching); continuous rotary types for fasteners, bearings and other small parts...
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
... capability quenching steel test coupons THE HEAT TREATMENT OF STEEL involves a number of processes (summarized in Table 1 and Ref 1 and 2 ) to condition the microstructure and obtain desired properties. Treatments include stress relieving, normalizing, and various types of annealing procedures...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006476
EISBN: 978-1-62708-190-0
... and a sensor. The processing unit handles generation of outgoing signals, such as magnetizing/excitation, as well as filtering, amplification, and processing of the incoming MBN signal. Sensors are designed to apply an alternating magnetic field to the sample under test to elicit MBN emissions. Magnetic...
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
... by the application of non-destructive technology. It describes the processes involved in destructive methods, such as surface hardness measurement, induction hardening pattern and heat-affected zone inspection, and the examination of microstructure before and after induction hardening. It also discusses non...
Series: ASM Handbook
Volume: 4F
Publisher: ASM International
Published: 01 February 2024
DOI: 10.31399/asm.hb.v4F.a0007008
EISBN: 978-1-62708-450-5
... for use in a heat treating shop are not fully commercially available ( Ref 4 ). Reference 4 presents a useful compilation of the existing flow process sensors and methods. Kumar et al. ( Ref 5 ) reported a reference quench probe that offers an alternative probe design for in situ estimation...
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
... be classified as contact thermographic methods using cholesteric liquid crystals, thermally quenched phosphors, and heat-sensitive paints, and noncontact techniques using hand-held infrared scanners, high-resolution infrared imaging systems, and thermal wave interferometer systems. Contact thermometric...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005852
EISBN: 978-1-62708-167-2
... and design of the coil and quench ring, or internally machined within the coil. Quench delay: Quench delay is an important part of the process. Quench delay is the time from the end of heat to the start of quench, and can actually start before the end of the heat cycle when necessary to compensate...
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
... control include temperature sensors, controllers, final control elements for controlling energy flow, measurement instruments, and set-point programmers. In past years, the separate functions of material movement, application of energy, and supervision of process conditions have been handled...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005943
EISBN: 978-1-62708-166-5
...), or 10,704 hours per year for each piece of primary equipment. Atmosphere Processes There were six batch integral quench atmosphere furnaces (two 2-zone and four single-zone), one pusher atmosphere carburizer line with related washers, and tempering furnaces. The processes used were carburizing...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005850
EISBN: 978-1-62708-167-2
... the quench collection tank removing any sludge or scale. Examine tank for damage to surface coatings and beginning of tank corrosion. As required, adjust idler rolls for any chain drives. Yearly, check the quench low-level sensor for proper function. Check brushes in the motors and drives. Replace...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005932
EISBN: 978-1-62708-166-5
... of solution during the quenching process. This is one reason why compressed air is not recommended for agitating water quenchants. Salts, acids, and alkalis readily dissolve in water. These act to reduce the stability of the vapor phase during quenching. If the concentration is high, then the vapor phase...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005922
EISBN: 978-1-62708-166-5
... as-quenched steel properties ( Ref 15 ). Cooling Curve Analysis Materials and Procedures To illustrate cooling curve acquisition and using a wire probe, this article focuses on the cooling process and related transformation behavior of steel wires during patenting in order to identify a physical...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003062
EISBN: 978-1-62708-200-6
... of these sensors can provide a feedback signal for process control (smart sensors), these materials represent an expanding area of ceramic exploration and development. For the oxygen sensors, solid electrolyte conductors such as yttria-stabilized ZrO 2 are the most widely used, particularly for automotive...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005847
EISBN: 978-1-62708-167-2
... the part relative to the coil and quench. The progressive scanning process requires that the coil and quench be an integrated entity with the quench contacting the part immediately after heating. Scan hardening can be contrasted with single-shot heating in the case of circular parts. Single-shot...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.9781627081665
EISBN: 978-1-62708-166-5
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005292
EISBN: 978-1-62708-187-0
... , 6 , 7 , 8 , 9 ). The most important variables during injection are the velocity and position of the shot cylinder, the hydraulic pressure of the shot system, and the temperatures of the die and molten metal. Encoders are the best type of velocity sensor for measuring this high-speed process...