AK Steel Type 304L is a chromium-nickel austenitic stainless steel. It is an extra low-carbon variation of Type 304 with a 0.030% maximum carbon content that eliminates carbide precipitation due to welding. As a result, this alloy can be used in the “as-welded” condition, even in severe corrosive conditions. In many cases it eliminates the necessity of annealing weldments except for applications specifying stress relief. Type 304L has slightly lower mechanical properties than Type 304. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fatigue. It also includes information on high temperature performance, corrosion resistance as well as forming, heat treating, and joining. Filing Code: SS-1324. Producer or Source: AK Steel Corporation.

Maxival MVAISL is an enhanced-machining version of AISI Type 304L stainless steel. The alloy has a specified inclusion picture to enhance machining by modifying both sulfide and oxide inclusions. This datasheet provides information on composition, hardness, and tensile properties. It also includes information on corrosion resistance as well as forming and machining. Filing Code: SS-978. Producer or source: Valbruna Stainless Inc.

Sandvik Pressurfect is an austenitic chromium-nickel stainless steel with low carbon content used for high-pressure gasoline direct injection (GDI) fuel system. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and bend strength. It also includes information on corrosion resistance as well as heat treating and machining. Filing Code: SS-1195. Producer or source: Sandvik Steel Company.

Project 70 and Project 7000 Type 304L stainless steels are improved machining versions of conventional AISI Type 304L stainless steel. They have higher tensile and creep strengths than conventional 18-8 stainless steels. This datasheet provides information on composition, physical properties, hardness, 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: SS-513. Producer or source: Carpenter. Originally published July 1990, revised November 1997.

Ugima 4307 HM is a general-purpose, corrosion resistant austenitic stainless steel with improved machinability. Its corrosion resistance is typical of an austenitic steel and is similar to that of 4307 or 304L. 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: SS-1163. Producer or source: Schmolz + Bickenbach USA Inc..

Sandvik 3R12 is an austenitic chromium-nickel stainless steel with extra low carbon content. It is superior to Type 302 in corrosion resistance. 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: SS-612. Producer or source: Sandvik.

Remanit 4306 is a low-carbon chromium nickel austenitic stainless steel that is superior in corrosion resistance to type 302 (see Alloy Digest SS-99, revised September 1998). Due to its low carbon content, Remanit 4306 is intergranular corrosion resistant under continuous operating conditions up to 350 C (652 F). This grade is particular suitable for high degrees of cold working and for sequential drawing. 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, and joining. Filing Code: SS-679. Producer or source: Thyssen Stahl AG.

Sandvik 3R12HT is an improved version of Type 304L for better mechanical properties at high temperatures. This is accomplished by improved metallurgical processing and a modified chemistry. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and bend strength as well as creep. It also includes information on high temperature performance and corrosion resistance as well as heat treating and joining. Filing Code: SS-850. Producer or source: Sandvik Steel Company.

UGIMA 4307 (also known as UGIMA 304L) is an austenitic stainless steel produced by special steelmaking techniques that produce a steel with inclusions of malleable oxides, a low melting point, and a controlled composition. The presence of the inclusions lubricates the metal-tool interface during high-speed cutting. This datasheet provides information on composition, physical properties, and elasticity. It also includes information on corrosion resistance as well as heat treating, machining, and joining. Filing Code: SS-722. Producer or source: Ugine-Savoie. Originally published June 1998, corrected November 1998.

EASTERN STAINLESS TYPE 304L is the basic 18-8 chromium-nickel austenitic stainless steel with a very low carbon content (0.03% max.). Its general resistance to corrosion is similar to AISI Type 304 but, because of its low carbon content, it has superior resistance to the formation of harmful carbides that indirectly contribute to intergranular corrosion. It is recommended for most articles of welded construction. Postweld annealing is not necessary. 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 corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: SS-427. Producer or source: Eastern Stainless Steel Company.

Sandvik SANMAC 304L is an austenitic chromium-nickel steel with improved machinability. 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 heat treating, machining, and joining. Filing Code: SS-585. Producer or source: Sandvik.

CRUCIBLE 3041 is a non-hardenable, low-carbon austenitic chromium-nickel steel designed for special applications. It is particularly suitable for applications requiring welding operations where it is not practical to anneal alter welding. This grade is non-magnetic in the annealed condition but slightly magnetic when cold worked. Typical applications are screw machine products and all machined parts requiring good corrosion resistance or non-magnetic properties. 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 heat treating, machining, and joining. Filing Code: SS-421. Producer or source: Crucible Specialty Metals Division, Colt Industries.

PRODEC STAINLESS TYPE 304L is a standardized grade in plate and bar with an improved machining capability over the conventional AISI Type 304L. It is a product of extensive laboratory testing and application proven. Its improved machinability offers: shorter machining time; longer tool life; better surface finish; less distortion problems; more homogeneity in microstructures; and marginally increased resistance to corrosion. This datasheet provides information on composition and physical properties. It also includes information on machining. Filing Code: SS-553. Producer or source: Avesta Sheffield Inc.

Sandvik Bioline 5R10/2R25 are austenitic chromium-nickel stainless steels. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming and surface treatment. Filing Code: SS-1106. Producer or source: Sandvik Steel Company.

Alloy 19D (UNS S32001), Nitronic 19D, is a lean duplex (ferritic-austenitic) stainless steel developed by AK Steel. Compared to conventional duplex and super-duplex stainless steels, alloy 19D has a reduced chromium content, man-ganese is substituted for most of the nickel, and molybdenum is essentially eliminated. Gibson Tube conducted a development program to produce seam-welded 19D tubing. This datasheet provides information on composition, physical properties, microstructure, hardness, elasticity, and tensile properties as well as fatigue. It also includes information on corrosion resistance. Filing Code: SS-841. Producer or source: Gibson Tube.

Allegheny Ludlum 304 and 304L are corrosion resistant type 18-8 stainless steels. Type 304L is the low carbon grade of Type 304 offering decreased carbide precipitation. The MINIMISER form is an improved machinability version, mostly by a change in the sulfur composition, but still maintaining the dual certification capability of the base Type 304/304L grades. 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-805. Producer or source: Allegheny Ludlum Corporation.

Carpenter Project 70+ Type 304/304L is a modified version of Type 304/304L stainless steel with improved machinability when compared to conventional 304 (Alloy Digest SS-418, revised September 1997) and 304L (Alloy Digest SS-513, revised November 1997). The alloys are nonhardenable austenitic chromium-nickel steels and are good general-purpose materials for simple and complex parts. This datasheet provides information on composition, physical properties, and elasticity. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-875. Producer or source: Carpenter Specialty Alloys.

304/304L Ugima XL is a general purpose corrosion resistant austenitic stainless steel (300 series). Oxidation resistance in continuous service to 871 deg C (1600 deg F), and intermittent service to 787 deg C (1450 deg F). 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-1071. Producer or source: Ugitech USA.