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heat dissipation

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Journal Articles
Alloy Digest (1972) 21 (12): Ni-183.
Published: 01 December 1972
... BLENDALLOY 22-1000 is a high-purity nickel for use where low base hardness, high, ductility, and a low work-hardening rate combined with product purity, corrosion resistance, heat dissipation, electrical conductivity and formability considerations are required. This datasheet provides information...
Journal Articles
Alloy Digest (2013) 62 (5): Cu-724.
Published: 01 May 2013
..., ToughMet 2 s high thermal conductivity provides effective heat dissipation in bearing applications. Parts are easily formed and they can be machined either before or after heat treatment. This alloy s heat treatment is a simple single-step process of three hours at 370 400 ºC (700 750 ºF). Heat treated...
Journal Articles
Alloy Digest (2001) 50 (5): SS-823.
Published: 01 May 2001
... in.) wide on each side of the joint should be ground to bright metal. Any tarnishing can often be removed by brushing the joint while still warm. Painstaking attention to cleanliness is required during welding. Low heat input and rapid heat dissipation are necessary. Interpass tempera- tures should...
Journal Articles
Alloy Digest (2021) 70 (12): Ni-778.
Published: 01 December 2021
... at all times. An adequate chip depth is important in order to cut below the previously formed workhardened zone. Heat dissipation by using large quantities of suitable, preferably aqueous, cold forming lubricants has considerable influence on a stable machining process. Welding VDM Nickel 200 can...
Journal Articles
Alloy Digest (2022) 71 (9): Ti-187.
Published: 01 September 2022
..., which can cause pitting corrosion. Machining Austral Wright Titanium Grade 12 is readily machinable by conventional methods. Like stainless steel, titanium has a low thermal conductivity and heat dissipation is inhibited, so copious amounts of coolant should be used. Sharp tools are used. Deep...
Journal Articles
Alloy Digest (1986) 35 (5): Cu-509.
Published: 01 May 1986
... is exceptionally high for a spring alloy. Thermal conductivity is also very good and the resultant combination of low self-heating when carrying a current and its good heat dissipation characteristics make it an excellent material for electrical and electronic applications. Its resistance to stress relaxation...
Journal Articles
Alloy Digest (1964) 13 (9): TS-151.
Published: 01 September 1964
... grade of quench- ing oil (well circulated, to give maximum heat dissipation) and oil quench to 400oF. In rhe case of large dies, direct a forceful oil geyser at the center of the impression in order to produce a uniformly high hardness. Hold the die beneath rhe surface of the oil unril the shank has...
Journal Articles
Alloy Digest (2023) 72 (9): Ni-786.
Published: 01 September 2023
... chip depth is important in order to cut below the previously formed strain-hardened zone. Optimum heat dissipation through the use of large quantities of suitable, preferably aqueous, lubricants has considerable influence on a stable machining process. Welding Welding Technique. For welding, VDM 33...
Journal Articles
Alloy Digest (2021) 70 (10): Ti-183.
Published: 01 October 2021
... Titanium Grade 2 is readily machinable by m conventional methods. Its machinability is similar to that of circular-mil/ft) austenitic stainless steels. Like stainless steel, titanium has a low thermal conductivity and heat dissipation is poor, so RT = room temperature generous use of coolant is recommended...
Journal Articles
Alloy Digest (2022) 71 (6): Ti-186.
Published: 01 June 2022
... methods. Its machinability is similar to that of austenitic stainless steels. Like stainless steels, it has a low thermal conductivity, and its heat dissipation characteristic is poorer than that of copper alloys. Hence, generous use of coolant is recommended. Use of sharp tools is essential. Cuts should...
Journal Articles
Alloy Digest (2021) 70 (6): Ni-771.
Published: 01 June 2021
..., and welding sourced from Inconel Alloy 690, angles, and steady cutting feeds are required to minimize Special Metals Corporation, 2009. work hardening of the material. Optimum heat dissipation through the use of large quantities of suitable, preferably ISSN 002-614X Ni-771B aqueous, lubricants has...
Journal Articles
Alloy Digest (1999) 48 (3): Cu-631.
Published: 01 March 1999
.... The leadframe material typi- cally must provide the main path for heat dissipation. Electrical and ther- mal properties of C7025 and other leadframe materials are compared in Fig. 4 Producer: Olin Brass East Alton, IL 62024-1197 (618) 258-2000 (618) 258-3481 (fax) ISSN: 002-614X Cu-631B Fig. 2 Longitudinal...
Journal Articles
Alloy Digest (2000) 49 (3): TS-574.
Published: 01 March 2000
... with a near-perfect quenching such as cold, agitated water, the heat dissipation rate in the interior of a large die block is limited by the thermal conductivity of the steel. The effective quench rate, therefore, at the interior of a large block is less severe than that of a small block. The result is a less...
Journal Articles
Alloy Digest (1978) 27 (11): SS-358.
Published: 01 November 1978
..., dissipate heat slowly and work harden rapidly: therefore, the following must be con- sidered: (I) The relatively high strengths require equipment capable of withstanding the higher cutting pressures to prevent vibration and chatter, (2) The low heat conductivity neces- sitates the use of large quantities...
Journal Articles
Alloy Digest (2000) 49 (7): SS-796.
Published: 01 July 2000
... 683 99 21 60 202 100 B 460 1400 407 59 565 82 25 62 180 96 B ALLEGHENY LUDLUM TYPE 416 Filing Code SS-796 Stainless Steel July 2000 DOI: 10.31399/asm.ad.ss0796 Generally stainless steels are tough and dissipate heat slowly. The relatively high strengths require equipment capable of withstand- ing...
Journal Articles
Alloy Digest (2000) 49 (6): SS-794.
Published: 01 June 2000
... and dissipate heat slowly, and the austenitic grades work harden rapidly. The relatively high strengths re- quire equipment capable of withstanding the higher cutting pressures to prevent vibration and chatter. The low heat conductivity necessitates the use of large quantities of coolant and use of tools...
Journal Articles
Alloy Digest (1993) 42 (2): Ni-84.
Published: 01 February 1993
.... It dissipates heat poorly and abrades tool mate- riais rapidly. When machined it behaves somewhat like grey cast iron: edge wear is the primary mode of tool failure, chips ate short and discontinuous. It differs from cast iron in that it will exhiiit more rapid tool wear and surface footage should be less than...
Journal Articles
Alloy Digest (1961) 10 (5): SS-117.
Published: 01 May 1961
..., or threading. Its machinability rating is about 40% of AISI B1112 steel. Use a powerful machine and a rigid machine set-up. Select as large a tool as possible to permit maximum dissipation of heat through the tool, and use a copious supply of cutting fluid directed at the tip of the tool. Use feed and depth...
Journal Articles
Alloy Digest (1992) 41 (3): SS-525.
Published: 01 March 1992
... linings; refractory reinforcing fibers. The alloys are suitable for some heating elements andenergy dissipating applications. Producers: Allegheny Ludlum Steel Division Allegheny Ludlum Corporation Pittsburgh, Pennsylvania 15222 ...
Journal Articles
Alloy Digest (1991) 40 (12): Cer-8.
Published: 01 December 1991
... vary slightly depending on size, shape and method of manufacture) Test Parameter Water absorption Specific gravity Color Safe continuous heat temperature Linear coefficient of thermal expansion (lbermal conductivity) (Cut bar) Dielecth-ic strength Volume resistivity T ** Dielectric constant Dissipation...