Alloy 740 is a precipitation-hardenable Ni-Cr-Co alloy containing molybdenum and niobium. The primary application for the alloy is boiler tubes for the European advanced electricity generation program (Thermie). 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, machining, and joining. Filing Code: Ni-613. Producer or source: Special Metals Corporation.

ATI 690 is a nickel-chromium-iron alloy that is intended for the production of nuclear grade tube that meets the requirements outlined in ATI 690 Alloy TREX, ATI, 2012. This alloy exhibits excellent resistance to many corrosive aqueous media and high temperature atmospheres. In addition to its corrosion resistance, ATI 690 has high strength, good metallurgical stability, and favorable fabrication characteristics. This datasheet provides information on composition, physical properties, microstructure, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Ni-771. Producer or source: ATI.

Alloy 740H (see Alloy Digest Ni-613, September 2003) is a precipitation-hardenable Ni-Cr-Co alloy containing molybdenum and niobium. The primary application for the alloy is boiler tubes for advanced ultra-supercritical steam boilers. This data sheet covers a modification of that alloy to correct two problems, i.e., the eta-phase formation with a loss of impact strength between 750–800 deg C (1382–1472 deg F) and to render the alloy more weldable. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on high temperature performance as well as forming, heat treating, machining, and joining. Filing Code: Ni-716. Producer or source: PCC Energy Group.

Incoloy alloy 25-6HN is a 6% Mo superaustenitic stainless steel. It offers an excellent combination of strength, ductility, and resistance to corrosion by a variety of media at an economical price. It is readily formed and welded. The properties of the alloy are enhanced by its content of nitrogen. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on corrosion resistance as well as forming, machining, and joining. Filing Code: SS-1056. Producer or source: Special Metals Corporation.

ATI X-751 is a high-aluminum version of ATI X-750. It is a high-strength, precipitation hardenable, nickel-chromium alloy that employs nickel and titanium as the hardening elements. The alloy has good creep-rupture strength up to 815 °C (1500 °F), and excellent oxidation and corrosion resistance up to 980 °C (1800 °F). This datasheet provides information on composition, physical properties, and hardness. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Ni-776. Producer or source: ATI.

SANDVIK 12R72HV is an austenitic chromium-nickel-molybdenum-titanium stainless steel suitable for metal temperature up to about 308 in the power industry and the petrochemical industry. Typical applications are superheater tubes and hydrocarbon crackers. 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, machining, and surface treatment. Filing Code: SS-248. Producer or source: Sandvik.