UCI-472 is an improved version of the well-known HP classification of furnace-tube alloys with improved carburization and oxidation resistance. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as creep. It also includes information on high temperature performance and corrosion resistance as well as heat treating, machining, and joining. Filing Code: Ni-566. Producer or source: Ultra-Cast Inc.

UCI-471 is an improved version of the HP classification of furnace tube alloys with better oxidation and creep resistance. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as creep. It also includes information on high temperature performance and corrosion resistance as well as heat treating, machining, and joining. Filing Code: Ni-562. Producer or source: Ultra-Cast Inc.

Sandvik 7RE10 is a 25Cr/20Ni oxidation-resistant alloy with good carburization and oxidation resistance. It is typically used as furnace tubing. 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 forming, heat treating, and joining. Filing Code: SS-812. Producer or source: Sandvik.

UCI-198 is best described as an HP alloy modified with niobium and with microalloying by titanium and rare-earth elements. The alloy was developed to produce increased creep resistance in furnace tube applications. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as creep. It also includes information on high temperature performance and corrosion resistance as well as casting, machining, and joining. Filing Code: SS-770. Producer or source: Ultra-Cast Inc.

KHR35C Hi Si is similar to Kubota alloy KHR35C but with added silicon levels to improve carburization resistance. The typical application is ethylene furnace tubing. This datasheet provides information on composition, physical properties, and tensile properties as well as creep. It also includes information on high temperature performance as well as casting and joining. Filing Code: SS-755. Producer or source: Kubota Metal Corporation.

UCI-270 is a cast, cobalt and tungsten stabilized, nickel-chromium-iron alloy having unequaled performance in high-temperature applications to 2300 F (1260 C). Among its many uses are components for heat-treating furnaces, cement kilns, petrochemical furnace tubes, and refining furnace tubes. This datasheet provides information on composition, physical properties, and hardness 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: SS-696. Producer or source: Ultra-Cast Inc.

UCI-160 (also called HK alloy) has been a standard material used in reformer type furnaces for many years. It performs well in carburizing and nitriding gases (both oxidizing and reducing) up to 1800 F. HK was the first general-purpose alloy for ethylene pyrolysis furnaces. UCI-160 is used in many replacement applications for furnace tubing. This datasheet provides information on composition and physical properties as well as creep. It also includes information on corrosion resistance as well as casting, heat treating, machining, and joining. Filing Code: SS-682. Producer or source: Ultra-Cast Inc.

Märker G 4857W is a cast alloy for petrochemical applications such as furnace tubes. It compares favorably to the HP Modified grades. This datasheet provides information on composition, physical properties, and tensile properties. It also includes information on joining. Filing Code: Ni-512. Producer or source: Schmidt & Clemens Edelstahlwerke.

Märker G4848 is a cast austenitic stainless steel for use up to 1050 C (1922 F). Typical uses include petrochemical ethylene furnace tubes and steam metal reformers. This datasheet provides information on composition and physical properties. It also includes information on casting and joining. Filing Code: SS-545. Producer or source: Schmidt & Clemens GmbH.

SUPERTHERM is a cast nickel-chromium-iron alloy stabilized with cobalt and tungsten. It is used worldwide in extremely high-temperature applications and has unexcelled performance to 2300 F (1260 C). Among its many uses are components for heat-treating furnaces, cement kilns, petrochemical furnace tubes and refining furnace tubes. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as creep and fatigue. It also includes information on corrosion resistance as well as casting, heat treating, machining, and joining. Filing Code: SS-228. Producer or source: Abex Corporation, Engineered Products Division. Originally published July 1969, revised November 1977.

SANDVIK SANICRO 31 is an iron-nickel-chromium alloy having good resistance to corrosion and oxidation and good mechanical properties at elevated temperatures. It is recommended for electrical sheathing, pyrometer tubes, equipment for heat treating and furnace tubes and other equipment in the petrochemical industry. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: SS-172. Producer or source: Sandvik.