ASTM A 533 Grade B is a manganese-molybdenum-nickel alloy steel for use in the quenched-and-tempered condition for plate for the construction of pressure vessels and other pressure equipment. It is used in 6 to 12-inch sections and is the most widely used steel for nuclear reactor pressure vessels. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness. It also includes information on forming, heat treating, machining, and joining. Filing Code: SA-328. Producer or source: Alloy steel mills and foundries.

The 3Cr-1Mo-1/4 V-Cb-Ca ferritic steel is a micro-alloyed version of 3Cr-1Mo alloys for applications at high temperature and high pressures of hydrogen in the petrochemical arena. This datasheet provides information on composition and tensile properties as well as fracture toughness. It also includes information on heat treating. Filing Code: SA-478. Producer or source: Kobe Steel Ltd.

The 3Cr-1Mo-1/4V-Ti-B alloy was developed ato meet requirements for coal liquefaction reactor materials. The alloy is hydrogen resistant at high temperatures and pressures with excellent properties in thick section sizes and at high temperatures. This datasheet provides information on composition, hardness, and tensile properties as well as fracture toughness and creep. It also includes information on heat treating and joining. Filing Code: SA-479. Producer or source: Sumikin Welding Industry.

TUF-37 plate products are produced to special compositions of A/SA 516 and exhibit hydrogen-induced cracking (HIC) resistance. The sulfur maximum is 0.002 and the carbon equivalent (CE) averages 0.37. The grades are vacuum degassed with sulfide shape control. This datasheet provides information on composition, physical properties, and tensile properties. Filing Code: CS-132. Producer or source: American Alloy Steel Inc.

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.

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.

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.

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.

Austral Wright Titanium Grade 12 (UNS R53400) is a titanium alloy that contains small additions of nickel and molybdenum. It is considerably superior to unalloyed titanium in several aspects, and is characterized by high strength, good ductility, and outstanding corrosion resistance. Austral Wright Titanium Grade 12 is used in mildly reducing conditions, or where conditions vary from oxidizing to reducing. It is particularly resistant to crevice corrosion in hot brines. AS 1210, and ASME Boiler and Pressure Vessel Code pre-qualify Austral Wright Titanium Grade 12 for use in pressure vessels up to 300 ºC (572 ºF). 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: Ti-187. Producer or source: Austral Wright Metals.

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.

UNIMAR 250 is a maraging alloy steel having high strength, good notch toughness, excellent cryogenic properties and deep hardenability. It is recommended for pressure vessels, solid-fuel rocket cases and pressure bottles, landing-gear components, processing equipment operating in the temperature range of 300 to 600 F, and components for spacecraft, jet engines and gas turbines. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness and fatigue. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SA-304. Producer or source: Cyclops Corporation.

RMI 5A1-2.5Sn ELI (ELI = Extra Low Interstitials) is an alpha titanium alloy that was developed for use at cryogenic temperatures. It has a guaranteed minimum yield strength of 100,000 psi at room temperature with good ductility and formability; its yield strength and elongation increase substantially as temperature is lowered. It is used successfully for high-pressure vessels at temperatures below -320 F. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and bend strength as well as fracture toughness. It also includes information on low temperature performance and corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: Ti-75. Producer or source: RMI Company.

CRUCIBLE C-120AV is an alpha-beta type titanium-base alloy with 120,000 psi minimum yield strength in the annealed condition. It has good forming characteristics, is weldable with proper shielding and can be heat treated to high strength levels by solution treating and aging. Its many applications include components for gas-turbine compressors, air-frame forgings, pressure vessels and special ordnance equipment. This datasheet provides information on composition, physical properties, elasticity, tensile properties, and shear and bend strength as well as fracture toughness, creep, and fatigue. It also includes information on low temperature performance and corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: Ti-77. Producer or source: Crucible Specialty Metals Division, Colt Industries.

The 21/4% Nickel Steel possesses a combination of moderate strength and superior resistance to brittle fracture at subzero temperatures. It is one of the most economical materials for the construction of equipment to operate at temperatures as low as -90 F. It is intended primarily for welded pressure vessels. 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: SA-378. Producer or source: Alloy steel mills and foundries.

ARMCO SSS 100A is a low-carbon, fine-grained, quenched-and-tempered alloy steel. It is strong, tough and readily fabricated with equipment and facilities suited to its high strength. It has a minimum yield strength of 100,000 psi. Among its many uses are structural components in heavy-duty trailers, buildings, bridges, ships, mobile drilling rigs and pressure vessels. This datasheet provides information on composition, physical properties, hardness, elasticity, 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, machining, and joining. Filing Code: SA-380. Producer or source: Armco Inc., Southwestern Steel Division.

VascoMax T-250 is an ultra-high-strength steel that delivers the high strength (250 ksi tensile strength) and toughness of VascoMax 250 (Alloy Digest SA-142, March 1963). Yet VascoMax T-250 contains no cobalt and less molybdenum (both strategic elements) than the standard grade. In addition, the new grade provides higher ductility and toughness. VascoMax T-250 is recommended for aerospace structures, pressure vessels, shafting, bolts, and fasteners. This datasheet provides information on composition, hardness, 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, machining, joining, and surface treatment. Filing Code: SA-387. Producer or source: Teledyne Vasco.

ALLOY STEEL 21/4 Ni possesses a combination of moderate strength and superior resistance to brittle fracture at subzero temperatures. It is one of the most economical materials for the construction of equipment to operate at temperatures as low as 90 F. It is intended primarily for welded pressure vessels. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness and fatigue. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SA-414. Producer or source: Alloy steel mills and foundries.

CARPENTER NIMARK 300 is a vacuum-melted, low-carbon nickel-cobalt-molybdenum maraging steel that develops yield strengths in excess of 270,000 psi (1862 MPa) by simple low-temperature aging at 900 F (482 C) following a solution anneal. It is readily weldable and exhibits good ductility at high strength levels and excellent notch ductility. Its many uses include aircraft structural assemblies, pressure vessels, shafting, bolts and fasteners, and rocket motor cases. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness and fatigue. It also includes information on low and high temperature performance as well as forming, heat treating, machining, and joining. Filing Code: SA-423. Producer or source: Carpenter.

AISI No. 634 is a transformation and precipitation hardening stainless steel. It is used for applications such as pressure vessels, aircraft constructural components and jet engine compressor components. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength as well as creep. It also includes information on corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: SS-190. Producer or source: Stainless steel mills.

USS CHAR-PAC is a heat treated carbon steel having exceptionally good notch toughness as well as high strength. It is recommended for pressure vessels, low temperature storage containers, earth moving equipment, offshore drilling rigs, etc. 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: CS-26. Producer or source: United States Steel Corporation.