The Effect of Simulated Repair Heat Treatments on the Physical Properties of High Strength Steels

1991 ◽  
Author(s):  
Robin Stevenson ◽  
Earl G. Brewer ◽  
Kraig Malstrom ◽  
H. Daniel Pursel
Alloy Digest ◽  
2010 ◽  
Vol 59 (12) ◽  

Abstract Dogal 600 and 800 DP are high-strength steels with a microstructure that contains ferrite, which is soft and formable, and martensite, which is hard and contributes to the strength of the steel. The designation relates to the lowest tensile strength. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on forming, joining, and surface treatment. Filing Code: CS-160. Producer or source: SSAB Swedish Steel Inc. and SSAB Swedish Steel.


Alloy Digest ◽  
1977 ◽  
Vol 26 (4) ◽  

Abstract YS-T 50 to YS-T 140 Steels comprise a series of high-strength, cold-rolled steels designed to meet performance and weight-saving objectives. They are an extension of Youngstown's series of hot-rolled high-strength steels (see Youngstown YS-T Steel, Alloy Digest SA-261, March 1971). The YS-T 50 to YS-T 140 steels have minimum yield strengths ranging from 50,000 psi to 140,000 psi. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and bend strength. It also includes information on heat treating, machining, and joining. Filing Code: SA-331. Producer or source: Youngstown Sheet and Tube Company.


Author(s):  
R. Padmanabhan ◽  
W. E. Wood

The effects of microstructural variables upon stress corrosion cracking resistance of 300M steel in 3.5% NaCl solution have been studied. Table 1 lists KIscc values for three heat treatment conditions. The martensite substructure was predominantly twinned plates for conventional heat treatment and dislocated laths for both high temperature and step heat treatments. A typical twinned region observed in the conventional heat treatment is shown in Fig. 1. Such twinned regions were less frequent in the other heat treatments. Both cementite and epsilon carbide were seen in all cases, as illustrated in Figs. 2 and 3 for conventional heat treatment. Epsilon carbide was usually observed within large grain boundary nucleated laths (autotempered martensite), with definite habit planes and growth directions. The formation of such laths have been discussed previously. Retained austenite, mostly in the form of interlath films, was observed in all cases with increased amounts present in coarser grained structures (Fig. 4).


Alloy Digest ◽  
1955 ◽  
Vol 4 (10) ◽  

Abstract LUMEN ALLOY 11-C is a high strength aluminum bronze having good wear and fatigue resistance. It responds to varying heat treatments. This datasheet provides information on composition, physical properties, hardness, elasticity, tensile properties, and compressive strength as well as fracture toughness. It also includes information on corrosion resistance as well as casting, forming, heat treating, machining, and joining. Filing Code: Cu-32. Producer or source: Lumen Bearing Company.


Alloy Digest ◽  
2011 ◽  
Vol 60 (8) ◽  

Abstract Dogal 600 CP and 780 DP are high strength steels that are hot-dip galvanized for protection. The designation relates to the lowest tensile strength. This datasheet provides information on composition, physical properties, tensile properties, and bend strength. It also includes information on surface qualities as well as forming, joining, and surface treatment. Filing Code: CS-166. Producer or source: SSAB Hardox Corporation.


2016 ◽  
Vol 879 ◽  
pp. 90-94 ◽  
Author(s):  
Atsushi Ito ◽  
Akinobu Shibata ◽  
Nobuhiro Tsuji

As third generation advanced high strength steels (AHSS) managing both high strength and good ductility/formability, medium manganese steels containing 3-7 wt% Mn have attracted attentions recently. However, the fundamental microstructure evolution during thermomechanical processing and heat treatments in medium-Mn steels is still unclear. In the present study, changes in microstructure and mechanical properties during various heat treatments and thermomechanical processes of 4Mn-0.1%C steel were studied. It was clarified from dilatometric measurements that ferrite transformation in the 4Mn-0.1C steel was quite slow, so that fully martensitic structures were obtained in many cases after cooling from austenite. On the other hand, hot-deformation of austenite greatly accelerated ferrite transformation, and dual phase microstrcutures composed of ferrite and martensite could be obtained. The dual phase steel showed good combinations of high strength and adequate tensile ductility.


Alloy Digest ◽  
2000 ◽  
Vol 49 (8) ◽  

Abstract Armco type 410 is a martensitic stainless steel that provides good corrosion resistance plus high strength and hardness. It is magnetic in both the annealed and hardened conditions. A wide range of properties can be developed with different heat treatments. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fatigue. It also includes information on corrosion resistance as well as forming, heat treating, and joining. Filing Code: SS-799. Producer or source: AK Steel Inc.


Alloy Digest ◽  
2013 ◽  
Vol 62 (12) ◽  

Abstract Domex 550W is an extra high strength member of the Domex family of cold-forming steels, which are thermomechanically rolled and where all the processing is carefully controlled. The alloy is used in cold formed and welded products. The Domex alloys are advanced high-strength steels that reduce the weight of heavy vehicles, trailers, cranes, and containers. The "W" signifies a weather resistant steel. This datasheet provides information on composition, physical properties, tensile properties, and bend strength as well as fracture toughness. It also includes information on forming, heat treating, and joining. Filing Code: SA-688. Producer or source: SSAB Swedish Steel Inc..


2013 ◽  
Author(s):  
Andréia de Souza Martins Cardoso ◽  
Antonio Jorge Abdalla ◽  
Milton Sergio Fernandes de Lima ◽  
Felipe Martins Bonjorni ◽  
Miguel Justino Ribeiro Barboza ◽  
...  

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