LUCEFIN 25CrMo4 (1.7218), 25CrMoS4 (1.7213)

Alloy Digest ◽  
2021 ◽  
Vol 70 (8) ◽  

Abstract Lucefin 25CrMo4 and 25CrMoS4 are low-carbon, chromium-molybdenum direct hardening alloy steels. These low hardenability steels are used for water-quenched parts of moderate section size and for oil-quenched parts of small section size. In general, these steels are used for parts requiring high strength and toughness. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on forming, heat treating, machining, and joining. Filing Code: SA-874. Producer or source: Lucefin S.p.A.

Alloy Digest ◽  
2021 ◽  
Vol 70 (2) ◽  

Abstract CEN 38Cr2 and 38CrS2 are medium-carbon, 0.5% Cr direct hardening alloy steels that are also suitable for flame or induction hardening. These steels are low hardenability steels that are generally used for water-quenched parts of moderate section size and for oil-quenched parts of small section size. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on forming, heat treating, machining, and joining. Filing Code: SA-868. Producer or source: European Committee for Standardization (CEN).


Alloy Digest ◽  
2020 ◽  
Vol 69 (6) ◽  

Abstract Lucefin Group 34CrMo4 and 34CrMoS4 are medium-carbon, 1% chromium-molybdenum direct hardening alloy steels that are also suitable for flame and induction hardening, and nitriding. These steels are medium hardenability steels in the 0.30 to 0.37 mean carbon content classification. They are used for water-quenched parts of moderate section size and for oil-quenched parts of small section size. In general, they are used for parts requiring high strength and toughness. This datasheet provides information on composition, physical properties, hardness, and elasticity. It also includes information on forming, machining, and joining. Filing Code: SA-863. Producer or source: Lucefin S.p.A.


Alloy Digest ◽  
1990 ◽  
Vol 39 (11) ◽  

Abstract UNS G 81150 is a low-carbon nickel-chromium-molybdenum carburizing steel recommended for applications where a core of medium strength and toughness combined with a wear-resistant carburized case is sufficient. It has medium hardenability and can be used without carburizing. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on forming, heat treating, machining, and joining. Filing Code: SA-453. Producer or source: Alloy steel mills and foundries.


Alloy Digest ◽  
2016 ◽  
Vol 65 (1) ◽  

Abstract SPARTAN II (HSLA-100) is one of the family of Spartan high strength (>690 MPa, or >100 ksi, minimum yield strength), high toughness, improved weldability steels, which are alternatives to traditional quenched and tempered alloy steels. The Spartan family of steels are low carbon, copper precipitation hardened steels. Spartan II has improved yield strength compared to Spartan I. This datasheet provides information on composition, physical properties, microstructure, tensile properties. It also includes information on forming and joining. Filing Code: SA-738. Producer or source: ArcelorMittal USA.


Alloy Digest ◽  
1981 ◽  
Vol 30 (7) ◽  

Abstract SAE 8642 is a triple-alloy steel that can be hardened by austenitizing and quenching in oil. This steel has moderate hardenability with relative high strength and toughness, especially in the quenched-and-tempered condition. It is used in a wide range of components, parts and tools; examples are bolts, shafts, gears, wrenches, axles and housings. 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: SA-382. Producer or source: Alloy steel mills and foundries.


Alloy Digest ◽  
2020 ◽  
Vol 69 (12) ◽  

Abstract Outokumpu Moda 410L/4003 is a weldable, extra low carbon, Cr-Ni, ferritic stainless steel that is best suited for mildly corrosive environments such as indoors, where the material is either not exposed to contact with water or gets regularly wiped dry, or outdoors, where some discoloration and superficial rusting are acceptable. It is a low-cost alternative to low-carbon non-alloy steels in certain applications. 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-1330. Producer or source: Outokumpu Oyj.


Alloy Digest ◽  
2021 ◽  
Vol 70 (5) ◽  

Abstract CEN C22E and C22R are low-carbon, non-alloy steels that are used in the normalized, cold worked, or quenched and tempered condition. They are typically used for small moderately stressed parts, where higher strength levels are needed than can be achieved in the lower carbon grades, and also where toughness is more important than high tensile strength. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on forming, heat treating, machining, and joining. Filing Code: CS-210. Producer or source: European Committee for Standardization.


Alloy Digest ◽  
2016 ◽  
Vol 65 (3) ◽  

Abstract SPARTAN III (HSLA-100) is one of the family of Spartan high strength (>690 MPa, or >100 ksi, minimum yield strength), high toughness, improved weldability steels, which are alternatives to traditional quenched and tempered alloy steels. The Spartan family of steels are low carbon, copper precipitation hardened steels. Spartan III has greater yield strength compared to Spartan I and Spartan II. This datasheet provides information on composition, physical properties, and tensile properties. It also includes information on forming and joining. Filing Code: SA-743. Producer or source: ArcelorMittal USA.


Alloy Digest ◽  
1998 ◽  
Vol 47 (7) ◽  

Abstract Avesta Sheffield 248 SV is a high-strength martensitic stainless steel. It combines high strength with good weldability and high toughness after welding. 248 SV is intended for applications that require high strength and toughness, good weldability, and moderate 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 corrosion resistance as well as forming, heat treating, and joining. Filing Code: SS-725. Producer or source: Avesta Sheffield AB.


Alloy Digest ◽  
1976 ◽  
Vol 25 (7) ◽  

Abstract AMPCOLOY is a copper-cadmium alloy with high electrical and thermal conductivities in combination with high strength and toughness. Among its many applications are current-carrying rings, resistance-welding electrodes and back-up bars. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and shear strength as well as fatigue. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Cu-315. Producer or source: Ampco Metal Inc..


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