HW is a Ni-Fe-Cr alloy with moderate creep-rupture strength, good ductility, and an exceptional carburization resistance for service up to 1120 deg C (2050 deg F). The resistance of the alloy to thermal fatigue and shock make it particularly suited for furnace components operating in carburizing environments. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as creep. It also includes information on high temperature performance and corrosion resistance as well as casting, heat treating, machining, and joining. Filing Code: Ni-655. Producer or source: Kubota Metal Corporation, Fahramet Division.

In the late 1990s boilers were designed for higher temperatures and pressures than those in the past and required steels with high-temperature strength that is greater than that of conventional 18-8 austenitic stainless steels. A heat-resisting steel (0.1C-18Cr-10Ni-3Cu-Ti-Nb) was developed with a creep rupture strength at 600-700 deg C (1110-1290 deg F) that is 30% higher than that of AISI TP347H. This steel tube, called TEMPALOY AA-1, is expected to be a candidate material for ultra-supercritical boilers. This datasheet provides information on composition and tensile properties as well as creep. It also includes information on high temperature performance and corrosion resistance as well as forming and joining. Filing Code: SS-934. Producer or source: Tenaris NKKTubes.

RA602CA has a high creep rupture strength with alloying additions of titanium, zirconium, and high carbon. High chromium combined with aluminum and yttrium give the alloy a tight oxide scale and good cyclic oxidation behavior. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as creep. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, and joining. Filing Code: Ni-586. Producer or source: Rolled Alloys Inc.

Carlson alloys 317L, 317L 4, and 317L 4N are a family of superior corrosion-resistant austenitic stainless steels for service in severe envi-ronments. They maintain tensile and creep-rupture strength at elevated temperatures and are resistant to intergranular attack. These alloys are widely used in air-pollution control systems, pulp and paper plants, and chemical and petrochemical processing equipment. 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, and joining. Filing Code: SS-846. Producer or source: G.O. Carlson Inc.

KHR35H is a high-temperature heat resistant alloy with a molybdenum addition to increase creep and rupture strength to levels better than those of HP alloy. Typical applications are in heat treatment equipment. This datasheet provides information on composition, physical properties, and tensile properties as well as creep. It also includes information on corrosion resistance as well as joining. Filing Code: Ni-564. Producer or source: Kubota Metal Corporation.

Kubota alloy KHR35C is similar to HP alloy with the addition of niobium to increase its creep-rupture strength. Typical applications include components and assemblies for severe carburizing environments, such as ethylene pyrolysis coils. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as creep. It also includes information on high temperature performance as well as casting and joining. Filing Code: SS-753. Producer or source: Kubota Metal Corporation.

Nimonic alloy 901 is a nickel-base alloy strengthened by additions of molybdenum, titanium, and aluminum. It possesses high creep and rupture strength from 1000 to 1400 deg F. Applications include components for gas turbines, bolting, and valve stems for power applications. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness and creep. It also includes information on high temperature performance as well as heat treating. Filing Code: Ni-339. Producer or source: Inco Alloys International Inc. Originally published September 1986, revised April 1996.

Märker G-4857M is a 25Cr-37Ni-Mo alloy with good creep rupture strength and good resistance to carburization. and oxidation. The alloy is used as tubes and castings for reformer and pyrolysis furnaces. It can be used to 1100 deg C (2000 deg F) in air or combustion gases. This datasheet provides information on composition, physical properties, and tensile properties as well as creep. It also includes information on casting and joining. Filing Code: SS-635. Producer or source: Schmidt & Clemens Inc.

MAERKER G-4848 is a heat resistant alloy for the petro chemical industry. The alloy has very good creep-rupture strength with low embrittlement. Similar to HK Mod. This datasheet provides information on composition, physical properties, and tensile properties as well as creep. It also includes information on casting and joining. Filing Code: SS-617. Producer or source: Schmidt & Clemens Inc.

RA 253MA is an austenitic heat-resistant alloy with high strength and outstanding oxidation resistance. The use of rare earth metals in combination with silicon provides oxidation resistance to about 2100 F. Nitrogen, carbon and dispersed rare earth and alkali metal oxides provide creep rupture strength comparable to nickel-base alloys. This datasheet provides information on composition, physical properties, microstructure, hardness, elasticity, and tensile properties as well as fracture toughness and creep. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, and machining. Filing Code: SS-469. Producer or source: Rolled Alloys Inc..

IN-738 is a vacuum cast, precipitation hardened, nickel-base alloy possessing excellent high temperature creep-rupture strength combined with hot corrosion resistance superior to that of many present day high-strength superalloys of lower chromium content. This datasheet provides information on composition, physical properties, and tensile properties as well as creep and fatigue. It also includes information on high temperature performance and corrosion resistance as well as casting, heat treating, machining, and joining. Filing Code: Ni-172. Producer or source: Licensees of International Nickel.

INCONEL alloy X-750 is an age-hardenable, nickel-chromium alloy used for its corrosion and oxidation resistance and high creep rupture strength at temperature up to 1500 F. It also has excellent properties at cryogenic temperatures. It was originally developed for use in gas turbines, but because of its low cost, high strength and weldability it has become the standards choice for a wide variety of applications. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as creep and fatigue. It also includes information on forming, heat treating, machining, joining, and surface treatment. Filing Code: Ni-115. Producer or source: Huntington Alloy Products Division, An INCO Company.

Udimet 901 is a nickel-base alloy having high creep and rupture strength at 1000 to 500 F. It is used in disc and other heavy forgings for commercial aircraft gas turbines. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as creep. It also includes information on forming, heat treating, machining, joining, and surface treatment. Filing Code: Ni-111. Producer or source: Special Metals Inc.. See also Alloy Digest Ni-155, July 1970.