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Invar

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Journal Articles
Alloy Digest (1964) 13 (3): Fe-24.
Published: 01 March 1964
... INVAR is a 36% nickel-iron alloy having the lowest coefficient of expansion, recommended for applications requiring no dimensional changes with temperature variations. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also...
Journal Articles
Alloy Digest (1993) 42 (9): Fe-100.
Published: 01 September 1993
... CARPENTER SUPER INVAR 32-5 is a magnetic, austenitic solid solution alloy designed to minimize thermal expansion at room temperature. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on forming, heat...
Journal Articles
Alloy Digest (1979) 28 (8): Fe-58.
Published: 01 August 1979
... AUGUST 1979 PIGBSTU - DATA ON WORLD WIDE METALS AND ALLOYS PUbWWdblJ TECHALLOY* 36 Alloy (Low-Expansion Alloy; INVAR) TECHALLOY 36 Alloy is an iron-nickel ahoy that has a thermal expansion rate about 10% of the rate for carbon steel up to 4000F. It provides the lowest thermal expansion rate of ail...
Journal Articles
Alloy Digest (2004) 53 (1): Fe-125.
Published: 01 January 2004
... Copper/Invar/Copper is a wrought metallic composite material used in printed circuit boards, power planes, metal cores, hybrid enclosures, heat sinks, and other applications where coefficients of thermal expansion (CTE) match or where constraint of thermal expansion is required or beneficial...
Journal Articles
Alloy Digest (2004) 53 (8): Fe-131.
Published: 01 August 2004
... Carpenter Invar 36 alloy is a 36% nickel-iron alloy with a rate of thermal expansion approximately one-tenth that of carbon steel at temperatures up to 204 deg C (400 deg F). This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes...
Journal Articles
Alloy Digest (2008) 57 (1): Fe-143.
Published: 01 January 2008
... Invar is an Fe-Ni alloy with 36% Ni content that exhibits the lowest expansion of known metals from very low temperatures up to approximately 230 deg C (445 deg F). Invar M93 is a cryogenic Invar with improved weldability. This datasheet provides information on composition, physical properties...
Journal Articles
Alloy Digest (2008) 57 (2): Fe-144.
Published: 01 February 2008
... Invar M93T is the filler metal developed for the welding of Invar M93 tubes by plasma arc welding (PAW) or gas tungsten arc welding (GTAW). This datasheet provides information on composition, tensile properties, and bend strength as well as fracture toughness. It also includes information...
Journal Articles
Alloy Digest (2012) 61 (2): Fe-158.
Published: 01 February 2012
... SSC Invar 36 was developed for use in applications where dimensional stability is essential. It is a nickel-iron alloy with a very low coefficient of thermal expansion from cryogenic temperatures to 200 deg C (390 deg F). It is utilized in aerospace composite tooling and die applications, as well...
Journal Articles
Alloy Digest (2010) 59 (7): Fe-151.
Published: 01 July 2010
... alloy) 430 (Invar 145 alloy) Chromium 3.1 Nickel 22 36.5 Iron bal bal Physical Properties: Density, kg/m3 (lb/in.3) 8100 (0.293) Maximum operating temperature, marking on the high expansion side, °C (ºF) 450 (842) 135TB1477 Temperature range, °C (ºF) 1420 (2588) Specific heat capacity at 20 °C (68 ºF...
Journal Articles
Alloy Digest (2010) 59 (8): Fe-152.
Published: 01 August 2010
... Bimetal, components 20% cold-worked High-expansive components 440 260 Low-expansive component 430 210 Table 2 Mechanical properties Components Alloy Designation Portion of thickness, % Portion of thickness, % High-expansive component 15 7 440 25.3 45 Low-expansive component Invar 145 430 44.7 45...
Journal Articles
Alloy Digest (2004) 53 (10): Fe-132.
Published: 01 October 2004
... Elongation, Reduction °C °F MPa ksi MPa ksi % of area, % 23.9 75 299 43.3 538 78.0 46.2 79.3 149 300 243 35.3 485 70.3 43.2 75.6 316 600 223 32.3 462 67.0 42.0 73.5 482 900 217 31.5 385 55.8 35.5 51.9 DOI: 10.31399/asm.ad.fe0132 Weldability: Invar-type alloys can be successfully welded using most standard...
Journal Articles
Alloy Digest (2008) 57 (2): Mn-3.
Published: 01 February 2008
.... Invar is a registered trademark of Imphy Alloys S.A. Temperature range, °C (°F) 10 to 250 (14 to 482) Maximum operating temperature, °C (°F) 330 (626) See also Table 1. Mechanical Properties: Young s modulus, GPa (106 psi) 135 (20) See also Table 2. General Characteristics: Kanthal 200/72...
Journal Articles
Alloy Digest (2009) 58 (12): Fe-150.
Published: 01 December 2009
... www.asminternational.org Filing Code: Iron December 2009 Fe-150 Kanthal 145 R15 is a thermostatic bimetal and is recommended for use in the temperature range 20 to 250 °C ( 4 to 480 °F). Kanthal is a registered trademark of Kanthal AB. Invar is a registered trademark of Imphy Alloys S.A. KANTHAL® 145 R15 (Thermostatic...
Journal Articles
Alloy Digest (2008) 57 (5): Mn-4.
Published: 01 May 2008
... (Thermostatic Bimetal) Kanthal 200R10 is a thermostatic bimetal and is recommended for use in the temperature range 20 to 250 °C ( 4 to 480 °F). Kanthal is a registered trademark of Kanthal AB. Invar is a registered trademark of Imphy Alloys S.A. Chemical Composition, wt (Nominal) High- expansive component Low...
Journal Articles
Alloy Digest (2008) 57 (8): Mn-5.
Published: 01 August 2008
... Bimetal) Kanthal 200 R 110 is a thermostatic bimetal and is recommended for use in the temperature range 20 to 250 °C. Kanthal is a registered trademark of Kanthal AB. Invar is a registered trademark of Imphy Alloys S.A. Chemical Composition, wt (Nominal) Designation High-expansive component 410 Low...
Journal Articles
Alloy Digest (2008) 57 (10): Fe-147.
Published: 01 October 2008
... (Thermostatic Bimetal) Kanthal® 155 is a thermostatic bimetal and is recommended for use in the temperature range 20 to 350 °C ( 4 to 660 °F). Kanthal is a registered trademark of Kanthal AB. Invar is a registered trademark of Imphy Alloys S.A. Chemical Composition, wt (Nominal) High-expansive component Low...
Journal Articles
Alloy Digest (2009) 58 (11): Fe-149.
Published: 01 November 2009
... www.asminternational.org Filing Code: Iron November 2009 Fe-149 Kanthal 180 R05 is a thermostatic bimetal and is recommended for use in the temperature range 20 to 200 °C ( 4 to 390 °F). Kanthal is a registered trademark of Kanthal AB. Invar is a registered trademark of Imphy Alloys S.A. KANTHAL® 180 R05 (Thermostatic...
Journal Articles
Alloy Digest (1955) 4 (8): Fe-8.
Published: 01 August 1955
... solutions. A 25% solution at 160°F. is particularly effective. Specification Equivalents: 36% Nickel Steel Bethlehem No. 6 Carpenter Invar 36 Midvale Gamma Nickel Steel IflViU General Characteristics: Nilvar is an iron-nickel austenitic alloy of lowest ther- mal expansivity. It is strong, tough, ductile...
Journal Articles
Alloy Digest (2004) 53 (11): Fe-133.
Published: 01 November 2004
... grinding or pickling after annealing. Stress relief for sections having light finishing cuts or grinding performed after annealing is accomplished by heating to 316 427 °C (600 800 °F) for a time to uniformly heat through the workpiece. Weldability: The Invar-type alloys can be successfully welded using...
Journal Articles
Alloy Digest (2004) 53 (12): Fe-134.
Published: 01 December 2004
... be allowed on workpieces to clean up by light grinding or pickling after annealing. Stress relief for sections having light finishing cuts or grinding performed after annealing is accom- plished by heating to 316 427 °C (600 800 °F), for a time to uniformly heat through the workpiece. Weldability: The Invar...