HUNTINGTON alloy G is a nickel-chromium-iron alloy with additions of molybdenum, copper, copper and columbium. The alloy's composition provides an exceptionally useful combination of corrosion-resistance attributes. It is particularly suitable for handling reducing acids such as phosphoric and sulfuric acids. It is used for flue-gas scrubbers. In various acidic and alkaline environments, alloy G is used for its high level of resistance to pitting and stress-corrosion cracking. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Ni-295. Producer or source: Huntington Alloys Inc..

CRONIFER 1925 HMo is an austenitic chromium-nickel-molybdenum stainless steel. The high contents of chromium and especially molybdenum make this steel highly resistant to pitting and crevice corrosion. Because of its high nickel content, its resistance to stress-corrosion cracking is considerably higher than that of the common austenitic stainless steels. CRONIFER 1925 HMo has good strength and ductility, high impact values and good weldability. Its applications include heat exchangers for use with salt water, bleaching-plant equipment and flue-gas scrubbers. 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, joining, and surface treatment. Filing Code: SS-403. Producer or source: Vereingte Deutsche Metallwerke AG.

JESSOP JS625 is a nickel-chromium-molybdenum-columbium alloy that is well suited for applications where strength and corrosion resistance are required. It has superior strength and toughness at temperatures ranging from cryogenic to 2000 F; also, it has exceptional fatigue strength. It is outstanding in resistance to corrosion either general or localized (pitting/crevice), is virtually immune to chloride-ionstress-corrosion cracking, and is highly resistant to oxidation. Among its many uses are aerospace applications, heat exchangers, nuclear-reactor components and power-plant flue-gas scrubbers. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Ni-285. Producer or source: Jessop Steel Company.

URANUS 52N is a nitrogen-alloyed duplex stainless steel improved in stress-corrosion cracking resistance and with pitting and crevice corrosion resistance better than AISI Type 317L. Applications include handling phosphoric acid contaminated with chlorides and in flue gas desulfurization scrubbers. This datasheet provides information on composition, physical properties, and tensile properties. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, and joining. Filing Code: SS-566. Producer or source: Creusot-Marrel.

JESSOP JS904L is a fully austenitic, low-carbon, chromium-nickel stainless steel with additions of molybdenum and copper. It offers excellent corrosion resistance in a variety of difficult applications where the service life offered by standard stainless steels is not satisfactory. It has very low carbon content for good resistance to intergranular corrosion after welding or stress relieving. Typical applications include pulp and paper plants and flue gas desulfurication scrubbers. 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, joining, and surface treatment. Filing Code: SS-404. Producer or source: Jessop Steel Company.

MAT 21 is a nickel-20 chromium-20 molybdenum-2 tantalum alloy. The very high molybdenum and tantalum content gives excellent general, pitting, and crevice corrosion resistance. The alloy was developed to be resistant to sulfuric acid dew point corrosion. Applications include scrubbers for flue gas desulfurization and heat exchangers to recover waste heat at low temperatures in fossil fuel fired plants. The corrosion resistance of welded joints does not degrade in the as-welded condition. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength as well as fracture toughness. It also includes information on low and high temperature performance, and corrosion resistance. Filing Code: Ni-532. Producer or source: Mitsubishi Materials Corporation, Okegawa Plant.

AVESTA 254 SMO was developed for use in halide-containing environments. Its high molybdenum content, along with the copper addition, provides a material with excellent resistance to pitting and crevice corrosion as well as good general corrosion resistance, especially in halide-containing acids. In addition, its high nitrogen content results in superior strength when compared with other austenitic stainless steels. Typical applications for Avesta 254 SMO involve seawater contact, scrubbers and high-halide level tanks and piping. 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, and joining. Filing Code: SS-445. Producer or source: Aluminum alloy mills.

Avesta Polarit 317LMN is a low-carbon, higher-molybdenum austenitic steel frequently used for flue gas desulfurization service. The alloy is a fully austenitic stainless steel with excellent resistance to corrosion in chloride environments and nonoxidizing acids. It is significantly stronger than most low-carbon stainless steels and its structural stability makes for good weldability. 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, and joining. Filing Code: SS-465. Producer or source: AvestaPolarit AB. Originally published as Avesta Stainless 34LN, October 1985, revised July 2001.

ATI 59 alloy is a nickel-chromium-molybdenum alloy with excellent corrosion resistance and high mechanical strength. The alloy has excellent resistance to both oxidizing and reducing media, and possesses superior resistance to chloride pitting and stress-corrosion cracking. This datasheet provides information on composition, physical properties, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, and joining. Filing Code: Ni-690. Producer or source: Allegheny Ludlum Steel.

REMANIT 4539 is a low carbon corrosion resistant austenitic stainless steel with good levels of chromium, nickel, molybdenum, copper and nitrogen to show good resistance to reducing acids and chloride solutions. It was one of the early alloys used in flue gas desulfurization equipment. This datasheet provides information on composition, physical properties, and elasticity. It also includes information on corrosion resistance as well as forming, heat treating, and joining. Filing Code: SS-560. Producer or source: Thyssen Stahl AG.

NICROFER 5716 HMoW is a nickel-chromium-molybdenum alloy with tungsten and extremely low carbon and silicon contents. It has excellent resistance to crevice corrosion, pitting and stress-corrosion cracking. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, machining, and joining. Filing Code: Ni-324. Producer or source: Vereingte Deutsche Metallwerke AG.

INCOLOY alloy 825 is a nickel-chromium-iron alloy with additions of molybdenum, copper, and titanium. It is resistant to chloride-ion stress-corrosion cracking, to pitting and crevice attack, and to corrosion in both oxidizing and reducing media. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Ni-109. Producer or source: Inco Alloys International Inc.. Originally published December 1965, revised June 1988.

Electralloy EC625 is a solution-strengthened, nickel-base, high-performance alloy providing excellent resistance to both high-temperature gaseous corrosion and to aqueous corrosion, coupled with good strength and stress rupture properties up to 982 deg C (1800 deg F). This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Ni-640. Producer or source: Electralloy, a Division of G.O. Carlson Inc.

INCO-CORED 625DH and 625AP flux-cored wires were developed as companion welding materials to Inconel Filler Metal 625 (Alloy Digest Ni-327, December 1985) and Inconel Welding Electrode 112 (Alloy Digest Ni-313, April 1985). This datasheet provides information on composition and tensile properties as well as fracture toughness. It also includes information on joining. Filing Code: Ni-542. Producer or source: Inco Alloys International Inc.

UNITEMP 625 is a nickel-base, austenitic, solution-strengthened high-performance alloy that provides excellent resistance to both high-temperature gaseous corrosion and aqueous corrosion coupled with good strength and stress-rupture properties to 1800 F. The alloy has good resistance to stress-corrosion cracking. This datasheet provides information on composition, physical properties, elasticity, tensile properties, and shear strength as well as fracture toughness and creep. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Ni-344. Producer or source: Cyclops Corporation.

ALLOY GOC 276, a nickel-base alloy with a very high molybdenum content, is used in severe operating environments. It possesses outstanding resistance to reducing environments, excellent resistance to pitting and crevice corrosion, stress-corrosion cracking and oxidation at elevated temperatures. Low carbon eliminates any need for post-weld treatment of weld joints. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Ni-411. Producer or source: G.O. Carlson Inc..

INCO Alloy C-276 is a nickel-molybdenum-chromium-tungsten alloy with outstanding corrosion resistance that is maintained even in the welded condition. It also has excellent resistance to oxidizing media. It is widely used in the severest environments encountered in chemical processing, pollution control, industrial and municipal waste treatment, pulp and paper production, and other fields. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Ni-311. Producer or source: Huntington Alloys.

With excellent resistance to sulfuric acid dew-point corrosion, NAS 155N (UNS S31727) is a stainless steel custom made for the heat exchangers, flues, and chimneys of heavy oil-fired boilers. This alloy is suitable in a wide range of material applications for antipollution equipment and other devices exposed to a sulfuric acid environment. 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-1059. Producer or source: Nippon Yakin Kogyo Company Ltd.

Incoloy alloy 27-7MO is an advanced superaustenitic stainless steel with a composition 27Ni-22Cr-7.2Mo-0.34N. In many environments this alloy performs up to the level of more highly alloyed and expensive materials such as Inconel alloy 625, 622, and C-276. This datasheet provides information on composition, hardness, and tensile properties. It also includes information on corrosion and wear resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-871. Producer or source: Special Metals Corporation.

The high chromium, molybdenum, and nitrogen contents of alloy UR 2507W (PREN ≥ 40) explain why the grade is very resistant to localized corrosion even in acidified oxidizing environments. The alloy has been used for offshore applications. This datasheet provides information on composition, physical properties, elasticity, tensile properties, and shear strength. It also includes information on corrosion resistance as well as forming, heat treating, and joining. Filing Code: SS-1202. Producer or source: Industeel USA, LLC.