...Cheng Luo; Yansong Zhang; Michael Oelscher; Yandong Shi; Niels Pasligh; Raphael Koch Application of additively manufactured steels is unavoidably involved in the resistance spot welding with conventionally manufactured steels. However, the microstructural evolution of an additive manufactured steel...

...Mohd Ridha bin Muhamad; Sufian Raja; Mohd Fadzil Jamaludin; Farazila Yusof; Yoshiaki Morisada; Tetsuo Suga; Hidetoshi Fujii Dissimilar materials joining between AZ31 magnesium alloy and SPHC mild steel with Al–Mg powder additives were successfully produced by the friction stir welding process. Al...

... used to bond a paint can lid to a piece of steel Fig. 2 Profilometer scan of a paint can lid bonded to a piece of steel with single drop of adhesive Consider the profilometer scan of a paint can lid bonded to a steel plate using a single drop of adhesive in the center of the lid...

...Hua-Chu Shih; Ming F. Shi A beveled shear hole piercing process has recently been developed for advanced high strength steel (AHSS). The preliminary results have shown the new process is able to improve the quality of the sheared edge and the edge stretchability of AHSS. The goal of the current...

... types of lubricants were evaluated using strip draw test (SDT) and deep draw test (DDT) for stamping of galvannealed steel sheets. Finite element (FE) simulations were carried out to determine the coefficient of friction at tool-work piece interface during deep drawing under different lubrication...

...D. K. Sarma; U. S. Dixit A number of experiments was conducted on the dry and air-cooled turning of steel with TiN coated carbide tool, and Weibull distribution was fitted on the tool life data. It is observed that the tool life (based on surface roughness) in dry turning is more than that in air...

... is made of corrosion-resistant steel sheets that have microdimple surface features to significantly enhance the attachment of algae cells to the “belt” compared with a surface without microdimple features. The grown algae on the belt will then be mechanically scraped off, collected, dried, and squeezed...

...Wu-rong Wang; Bo Hou; Zhong-qin Lin; Z. Cedric Xia High strength steels (HSSs) are one of the light-weight sheet metals well suited for reducing vehicle weight due to their higher strength-to-weight ratio. However, HSS tend to have bigger variations in their mechanical properties due to more...

... steel (42 HRC (hardness measured on the Rockwell ‘C’ scale)) to validate the force model. The effects of process parameters, such as laser power and cutting speed, on the forces are also analyzed. The model captures the effect of thermal softening and indicates a 66% reduction in the shear flow stress...

...Peng Chen; Muammer Koç; Michael L. Wenner The use of high strength steels (HSSs) in automotive body structures is a prominent method of reducing vehicle weight as an alternative to use of aluminum and magnesium alloys. However, parts made of HSSs demonstrate more springback than parts made of mild...

... analysis pipes skin effect steel temperature distribution high frequency induction welding electromagnetic analysis welding variables eddy current impeder travel speed High frequency induction welding (HFIW) melts joining surfaces using resistance heating by induced eddy current...

... in machining with a negative rake chamfered polycrystalline cubic boron nitride tool. In order to identify friction conditions, a set of orthogonal cutting tests is performed on AISI 4340 steel and chip geometries and cutting forces are measured. Thermal modeling of machining with chamfered tools based...

...Lapo F. Mori; Neil Krishnan; Jian Cao; Horacio D. Espinosa In this paper, the results of experiments conducted to investigate the friction coefficient existing at a brass-steel interface are presented. The research discussed here is the second of a two-part study on the size effects in friction...

... as governed by contact stresses and temperatures. A model of built-up edge formation due to dynamic strain aging has been included to quantify its effects on the wear mechanisms. A set of cutting experiments using carbide tools on AISI 1045 steels were performed to calibrate the material-dependent...

... is substantial through the experimental domains. 15 08 2006 31 10 2006 lubricants turning (machining) steel surface finishing temperature control design of experiments approach angle rake angle solid lubricant surface finish turning Recent developments in different...

... the initial weld line placement necessary to satisfy the desired, final weld line location and strain at the weld line is used. Results from this model are compared to an experimental, symmetric steel TWB case and a 3D numerical simulation, nonsymmetric aluminum TWB case. This analytical model is an extension...

... types of sophisticated mechanical tests which should provide with sufficient accuracy the material behavior for the relevant conditions of machining. In this paper, first, the flow stress of 100 Cr 6 (AISI 52100) bearing steel in its HV730 hardness state has been identified in order to assess...

.... This paper presents an investigation into the effects of different laser beam geometries in transformation hardening. Finite element modeling technique has been used to simulate the steady state and transient effects of moving beams in transformation hardening of EN 43A steel. The results are compared...

.... In this work, phase transformations during laser forming of AISI 1010 steel are experimentally and numerically investigated and the transient volume fraction of each available phase is calculated by coupling the thermal history from finite element analysis with a phase transformation kinetic model...

... are determined for temperature equilibrium to obtain temperature distributions depending on cutting conditions. Model validation is performed by comparing some experimental results with the predictions for machining of AISI 1045 steel, AL 6082-T6, and AL 6061-T6 aluminum. Close agreements with the experiments...