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emissivity

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Journal Articles
Alloy Digest (1977) 26 (9): Ni-250.
Published: 01 September 1977
... TOPHEL-NIAL are nickel-base alloys that were developed to provide industry a type K thermocouple in which each leg possesses an adherent, tenacious, black oxide with high emissivity for rapid temperature response. Its EMF-temperature relation is in accordance with NBS Circular 561. Consequently...
Journal Articles
Alloy Digest (1975) 24 (4): SS-309.
Published: 01 April 1975
... CRUTEMP 25 is a fully austenitic stainless steel with outstanding resistance to scaling at elevated temperatures. It also has high strength at elevated temperatures and its weldability is excellent. It is used in such applications as automotive emission control systems and gas turbines. This...
Journal Articles
Alloy Digest (1990) 39 (9): P-19.
Published: 01 September 1990
... LEXAN FLAME RETARDANT RESINS 920, 940 and 950 have decreased smoke emission and toxic gas evolution relative to traditional flame retardant grades and provide properties similar to standard grades of LEXAN resin. LEXAN 920A, 940A and 950A grades provide high flame retardance at a lower cost with...
Journal Articles
Alloy Digest (1997) 46 (7): SS-691.
Published: 01 July 1997
... Remanit 4512 is a ferritic stainless steel with titanium added to improve high-temperature corrosion resistance. Applications include silencers and exhaust emission-control systems in automobiles. This datasheet provides information on composition, physical properties, elasticity, and tensile...
Journal Articles
Alloy Digest (1975) 24 (10): SS-318.
Published: 01 October 1975
... MANIFLEX II is a chromium-nickel austenitic stainless steel that offers excellent high-temperature strength and hardness with good corrosion resistance to combustion products. It is used in strip form in butterfly valves in emission control devices where cold forming and welding are involved. This...
Journal Articles
Alloy Digest (1977) 26 (8): Ni-248.
Published: 01 August 1977
... emission and is used for such applications as electron tubes and sparkplug electrodes. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining...
Journal Articles
Alloy Digest (2006) 55 (5): Ni-637.
Published: 01 May 2006
... Land-based turbines need to operate at high temperatures if they are to generate electricity efficiently and with fewer greenhouse gas emissions. Toward this end, alloy producers are developing nickel-base superalloys that will withstand the demanding operating conditions inside these units. The...
Journal Articles
Alloy Digest (2011) 60 (4): SS-1088.
Published: 01 April 2011
... (Btu/h·ft·ºF) 13.0 (7.51) Thermal diffusivity, m2/s × 10 6 (ft2/s × 10 6) 3.7 (39.9) Coefficient of thermal expansion, 10 6/K (10 6/ºF) 20 300 ºC (68 572 ºF) 16.7 (9.3) 20 500 ºC (68 932 ºF) 17.4 (9.7) 20 800 ºC (68 1472 ºF) 18.6 (10.3) 20 1000 ºC (68 1832 ºF) 19.4 (10.8) Emission Ratio. Effect of...
Journal Articles
Alloy Digest (2009) 58 (7): SS-1038.
Published: 01 July 2009
...) Emissivity, fully oxidized material, 0.70 Electrical resistivity at 20 °C (68 °F), · m 1.45 Temperature Factor of Resistance: See Table 1. Mechanical Properties: Yield strength, 0.2% offset, at 4 mm thickness, MPa (ksi) 470 (68.2) Tensile strength, MPa (ksi) 680 (98.6) Elongation, % 20 Vickers hardness...
Journal Articles
Alloy Digest (1988) 37 (9): Ni-361.
Published: 01 September 1988
... has aboutdoubletheelecaicalresistivityof commercially pure nickel and it has low electron emission. Forms Available: Fine wire, wire, ribbon, bar and strip. Applications: Fuses in light bulbs, vacuum-tube grids and glass seals. Manufacturer: Carpenter Technology Corporation Carpenter Steel Division...
Journal Articles
Alloy Digest (1994) 43 (1): Ir-1.
Published: 01 January 1994
... AND PHYSICAL PROPERTIES OF IRIDIUM Atomic Number Atomic Weight Naturally Occurring Isotope lkmce Closest Approech of Atams cryslalstmcture LanicecollstanI cYa valence Electmu chemical valence Magnetic Susceptibility Ionization PoIenIial Work Function Thermionic Emission l bennal Neutron Capture cross...
Journal Articles
Alloy Digest (1974) 23 (2): SS-291.
Published: 01 February 1974
...- acteristics. excellent high-temperature strength and hard- ness, and resistance to corrosion by the gases produced by internal combustion engines. Consequently. it is used widely as shafts and bushings in manifold e.xhaust heat-control valves and emission control devices in automotive engines. Maniflex-FM is...
Journal Articles
Alloy Digest (2013) 62 (2): SS-1136.
Published: 01 February 2013
... 600 ºC (1112 ºF) (the Curie Point) Emissivity fully oxidized material 0.70 Mechanical Properties: Thickness 1.0 3.0 mm (0.04 0.12 in.) Yield strength, Rp0.2, MPa (ksi) 420 (61) Tensile strength, Rm, MPa (ksi) 550 (80) Elongation, A, % 20 Hardness, Hv 200 Young s modulus, GPa (106 psi) 20 °C (68 °F...
Journal Articles
Alloy Digest (2009) 58 (2): SS-1030.
Published: 01 February 2009
... (750 °F) 720 (0.172) 600 °C (1110 °F) 1000 (0.239) 800 °C (1470 °F) 800 (0.191) 1000 °C (1830 °F) 730 (0.174) Maximum operating temperature in air, °C (°F) 1000 (1830) Melting point, °C (°F) 1500 (2730) Emissivity, fully oxidized material, 0.70 Electrical resistivity at 20 °C (68 °F), · m 1.12...
Journal Articles
Alloy Digest (2009) 58 (3): SS-1032.
Published: 01 March 2009
..., °C (°F) 1100 (2102) Melting point, °C (°F) 1500 (2730) Emissivity, fully oxidized material, 0.70 Electrical resistivity at 20 °C (68 °F), · m 1.25 Mechanical Properties: Yield strength, 0.2% offset, at 1.0 3.0 mm thickness, MPa (ksi) 420 (60.9) Tensile strength, at 1.0 3.0 mm thickness, MPa (ksi...
Journal Articles
Alloy Digest (2009) 58 (8): SS-1039.
Published: 01 August 2009
.../in °F) 20 250 °C (68 480 °F) 16 (8.9) 20 500 °C (68 930 °F) 17 (9.4) 20 750 °C (68 1380 °F) 18 (10) 20 1000 °C (68 1830 °F) 19 (10.5) Maximum operating temperature in air °C (°F) 1050 (1920) Emissivity, fully oxidized material, 0.88 Electrical resistivity at 20 °C (68 °F), · m 1.25 Temperature...
Journal Articles
Alloy Digest (2010) 59 (5): SS-1062.
Published: 01 May 2010
... where thinner materials and reduced weight are necessary, such as automotive emission control systems. They are nonhardenable by heat treating and are always magnetic. AK Steel s 436L Ultra Form is a ferritic grade of stainless steels that outperforms Type 409 in oxidation resistance and corrosion...
Journal Articles
Alloy Digest (2002) 51 (1): Ni-577.
Published: 01 January 2002
... highly efficient magnesium transfer is achieved, resulting in magnesium recover- ies of 80 90% and generation of minimal MgO fumes to accept- able emission levels. The product has an approximate density of 7.7 g/cm3 compared to 6.9 g/cm3 for liquid cast iron. Incomag Alloy 3LC can thus be dropped into...
Journal Articles
Alloy Digest (2002) 51 (3): Ni-580.
Published: 01 March 2002
... alloy, resulting in magnesium recoveries of 80 90 % and corresponding reduction of magnesium oxide fumes to acceptable emission levels. With a density of 7.3 g/cm3 compared to 6.9 g/cm3 for liquid cast iron, Incomag Alloy 4 can be simply dropped into the melt in ladles and furnaces. The relatively quiet...
Journal Articles
Alloy Digest (1988) 37 (4): Ta-9.
Published: 01 April 1988
... Constants: Density, lb/cu in. 0.608 gm/cu cm 16.9 Melting point, o F( Q C) 5495 (3035) Thermal coef. expansion See Table 1 Specific heat, cal/gm/ C (At 20°C. estimated) 0.035 Electrical resistivity See Table 2 Modulus of elasticity, psi (At 20°C) 30x 106 Spectral emissivity (At 6500 Angstroms from 1600...