[PDF] Top 20 Microstructure and mechanical properties of as-cast and annealed high strength low alloy steel.

... need of using materials in increasingly hostile environments, such as the exploration of oil in the pre-salt layer, boost the research about microalloyed HSLA (high strength low ... See full document

... consists of an electrolyte bath, a thermometer, a stirrer, and a high-voltage DC power supply with approximate 1000 V of the maximum voltage ...piece of stainless steel cylinder ... See full document

... yield strength is increased by plastic constraint, upon which a soft thin layer can be constrained by the hard matrix surrounding ...brazing alloy can be used effectively to bond much stronger specimens ... See full document

... because of their characteristics of low density, high strength, corrosion resistance and high temperature ...ELI alloy is a kind of important structural ... See full document

... type of cementite, but has about 20%-40% austenite in the form of blocks and thin films of ...soft and ductile. The austenite and ferrite in ADI have a multi-slip system, which ... See full document

... peaks of α-Mg, 18R-LPSO phase and W phase are 632 °C, 535 °C and 489 °C, ...the high melting point phase will precipitate from the liquid prior to the low melting point phase during ... See full document

... results of mechanical tests carried out on the low-alloy cast steel with additions of vanadium and compares them with the results of previous studies made on ... See full document

... use of some advantages of casting, for instance, the good penetrability of molten metal, and the melt permeating the alloying coating after pouring the ...melt and diffuse within the ... See full document

... use of multi-point sequential cooling of metal mold with reduced wall thickness allows a good quality castings with low shrinkage ...had high porosity within the casting and collapsed ... See full document

... use of shape memory and superelastic properties at temperatures above 100 ...welding of a precipitation strengthened Ni-rich NiTiHf high temperature shape memory alloy is ... See full document

... field of automobile ...withstand high temperature for considerable length of time ...series of heat treateble Al-Si-Mg alloy (A355 ...length of time and ... See full document

... curves of ST and CRA-20 ...exhibit low Young’s modulus, it is not an effective candidate for structural biomedical applications because of its relatively low yield (180 MPa) and ... See full document

... effect of dilution on the microstructure, its effect on the mechanical behavior of coatings could be ...content of iron (major element in the substrate) tends to reduce molybdenum ... See full document

... proportion of lightweight metals used in various industries for applications ranging from automotive components to aerospace parts etc ...the microstructure and its inherent mechanical ... See full document

... hardenability, and when the quenching temperature is lower than 920ņ, it presents great resistance to crystal grain ...900-920ņ and tempered at 350-370ņ, fine martensite, bainite and particle carbide ... See full document

... tensile strength was higher or similar to the base ...yield strength compared to the base metal, while the fracture region has the lowest hardness among the various zones of weld ...role of ... See full document

... with low carbon content, which have a favorable combination of mechanical properties and corrosion ...phase and refined microstructure, typical of these alloys, ... See full document

... material and equipments and techniques more precise. The purpose of this study was to evaluate the metallurgical and mechanical aspects of the AgPd dental alloy when it ... See full document

... quality and productivity of rolled products to meet industrial ...demands. High speed steel (HSS) has been used for rolls since it has several inherent advantages over conventional roll ... See full document

... time of springs and also allow vehicles weight ...possibilities of improving properties of spring steels, from modifying the chemical composition of steels to optimizing the ... See full document