VDM 825 (Nicrofer 4221) is a titanium-stabilized fully austenitic Ni-Fe-Cr-Mo-Cu alloy that is designed for use in extremely corrosive environments. It is approved for pressure vessels with wall temperatures up to 450 °C (842 °F) according to VdTÜV and 538 °C (1000 °F) for Section VIII Division 1 vessels according to ASME. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on low and high temperature performance, corrosion resistance as well as heat treating, machining, and joining. Filing Code: Ni-764. Producer or source: VDM Metals GmbH.

VDM 625 (Nicrofer 6020 hMo) is a nickel-chromium-molybdenum-niobium alloy with excellent resistance to a variety of corrosive media. In the soft annealed condition (grade 1), the alloy is used for wet corrosion applications and is approved by TÜV for pressure vessels in a temperature range from –196 to 450 °C (–320 to 840 °F). For high temperature applications above 600 °C (1110 °F), the solution annealed variant (grade 2) is generally used. This datasheet provides information on composition, physical properties, and elasticity. It also includes information on forming, heat treating, machining, and joining. Filing Code: Ni-760. Producer or source: VDM Metals GmbH.

Bisalloy Structural 80 Pressure Vessel Steel (80 ksi minimum yield strength) is a low-carbon, low-alloy, high-strength structural steel for pressure vessel applications. It exhibits excellent cold formability and low-temperature fracture toughness. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on forming, machining, and joining. Filing Code: SA-844. Producer or source: Bisalloy Steels Group Limited.

This alloy is a special steel grade for pressure vessels with HIC (hydrogen-induced cracking) resistance. This datasheet provides information on composition. It also includes information on corrosion resistance as well as forming and joining. Filing Code: SA-825. Producer or source: ThyssenKrupp Steel Europe AG.

ArcelorMittal 9% nickel alloy steel plates are for use in the water quenched and tempered or double normalized condition. They are intended for the fabrication of welded pressure vessels. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on heat treating and joining. Filing Code: SA-813. Producer or source: ArcelorMittal.

VM12-SHC is a creep enhanced ferritic steel with moniker Fe-12Cr-1.5W-1.6Co-B. It has high strength with oxidation resistance. It was designed for power plant applications. This datasheet provides information on composition, physical properties, and elasticity. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, and joining. Filing Code: SA-799. Producer or source: Vallourec Tubes France.

SAVE 12AD is a creep enhanced ferritic steel with composition 9Cr-3W-3Co-Nd-B. It has high strength with aging stability. It was designed for power plant applications. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on forming, heat treating, and joining. Filing Code: SA-776. Producer or source: Nippon Steel and Sumitomo Metal Corporation.

ArcelorMittal 7% Ni Steel plate is used in the water quenched and tempered condition and is intended for the fabrication of welded pressure vessels. This datasheet provides information on composition, physical properties, and tensile properties as well as fracture toughness. It also includes information on forming and heat treating. Filing Code: SA-775. Producer or source: ArcelorMittal USA.

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.

Sumitomo XA704 is an advanced alloy for ultra-supercritical boilers and other high temperature applications. This datasheet provides information on composition, and elasticity as well as fracture toughness and creep. It also includes information on corrosion resistance as well as forming and joining. Filing Code: SS-1175. Producer or source: Sumitomo Metal USA Corporation.

DMV 617 Modified is a superheater boiler tubing grade with strength and corrosion resistance for ultra supercritical boilers. 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 and corrosion resistance as well as forming, heat treating, and joining. Filing Code: Ni-692. Producer or source: Salzgitter Mannesmann Stainless Tubes USA Inc..

CarElso 60/65 is a steel alloy with special melt practice producing a pressure vessel material with resistance to mild sour service. This datasheet provides information on composition and tensile properties as well as fracture toughness. It also includes information on forming, heat treating, and joining. Filing Code: SA-635. Producer or source: Industeel USA, LLC.

Diros 500 is a fine-grained pressure vessel steel delivered in two grades: one as high strength, the other for sour service. This datasheet provides information on composition, physical properties, and tensile properties as well as fracture toughness. It also includes information on forming, heat treating, and joining. Filing Code: SA-630. Producer or source: Dillinger Hütte GTS.

DICREST is a series of fine grained pressure vessel steels with resistance to hydrogen induced cracking (HIC). This datasheet provides information on and physical properties. It also includes information on forming, heat treating, and joining. Filing Code: SA-629. Producer or source: Dillinger Hütte GTS.

DIWA 373 can be used for temperatures up to 500 C and is suitable for use in boilers and piping systems. It is available in thicknesses up to 250 mm (9.84 in.). Up to a thickness of 180 millimeter, it is supplied in normalized and tempered state, and above this thickness, water-quenched and tempered. DIWA 373 is based on the standardized 15NiCuMoNb5 grade. (Material No. 1.6368) EN 10028, Part 2. This datasheet provides information on composition, physical properties, and tensile properties as well as fracture toughness and creep. It also includes information on high temperature performance as well as forming, heat treating, and joining. Filing Code: SA-625. Producer or source: Dillinger Hütte GTS.

DIWA 353 withstands operating temperatures of up to 400 C and can be used in the steam drums of subcritical power-generating plant systems. This steel is usually supplied in normalized and tempered state. In plate thicknesses ranging from 6 to 150 mm (0.24 to 5.91 in.), DIWA 353 is based on the standardized 23MnNiMo5.4 grade (Material No 1.8807), VdTÜV Material Data Sheet 384. This datasheet provides information on composition, physical properties, and tensile properties as well as fracture toughness. It also includes information on high temperature performance as well as forming, heat treating, and joining. Filing Code: SA-623. Producer or source: Dillinger Hütte GTS.

Kaiser Alloy 6005 is a pressure vessel material with corrosion resistance and weldability. This datasheet provides information on composition, physical properties, tensile properties, and shear strength as well as fatigue. It also includes information on corrosion resistance as well as forming, machining, and joining. Filing Code: AL-431. Producer or source: Kaiser Aluminum.

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.

Sandvik Sanicro 67 is a composite tube for various boiler applications. The outer tube layer is of Sanicro 67, an austenitic nickel-base alloy with excellent corrosion and stress-corrosion cracking resistance. This datasheet provides information on composition and physical properties. It also includes information on forming and joining. Filing Code: Ni-673. Producer or source: Sandvik Steel Company and Sandvik AB.

CarElso 70 HIC is a steel alloy with special melt practice producing a clean, normalized pressure vessel material with excellent resistance to hydrogen-induced cracking (HIC). This datasheet provides information on composition and tensile properties as well as fracture toughness. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, and joining. Filing Code: SA-588. Producer or source: Industeel USA, LLC. Originally published November 2008, revised January 2009.