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Aluminum alloys with high strength-to-weight ratios are attractive for demanding aerospace and automotive applications. However, processing high-strength alloys, particularly 2xxx, 6xxx, and 7xxx series, by laser powder bed fusion (PBF-LB/M) remains...

The apparent unloading modulus of sheet metals decreases with plastic pre-strain, and its directional dependence may affect springback prediction. This study investigates its directional evolution in CN4301-4307+2B, DOCOL780DP+AM, and WBS235JR using...

TWIN Tandem gas metal arc welding (GMAW) combines two independently controlled wires in a common weld pool and offers high deposition rates and welding speeds. The present study experimentally investigates the combined influence of welding speed, roo...

Engineer-to-order (ETO) quotation is commonly treated as point regression, although historical final quotations are enterprise-specific commercial outcomes formed under partial observability. This study develops a machine-learning framework centered...

An optical reflector is an important part of an optical system, and its main function is to reflect light and adjust the light path. In the past decades, it has been widely used in imaging, laser systems, communication and scientific research. Theref...

PE material is an ideal type of material for improving corrosion and impact resistance of engineering structural applications, because of its excellent corrosion resistance, low coefficient of friction, and favorable impact resistance. PE structural...

Production pitch inspection retains circumferential traces, but scalar tolerance summarizes and discards their spatial organization. This study evaluates a report-based metrology workflow on 65 raster inspection reports from 59 unique z = 23 gears. A...

This paper deals with the surface functionalization of a biocompatible powder metallurgy-based Ti-TiB₂ composite prepared by spark plasma sintering, utilizing a nanosecond fibre laser operating at a wavelength of 1064 nm in an ambient atmosphere. The...

Laser-textured stainless-steel surfaces are candidates for passive liquid transport in thermal-management devices. This study compares groove, dimple, and wobble process recipes on 0.5 mm AISI 316L, with line-step screening within each recipe. The hi...

Linear misalignment (LM) can arise from dimensional tolerances, positioning inaccuracies, limited component stiffness, and clamping constraints, particularly in large-scale welded structures. While filler-assisted fusion welding provides some flexibi...

Thin-walled aluminium castings, such as stator housings for electric motors, are susceptible to distortion during and after machining due to the superposition of residual stress states introduced by casting, heat treatment and cutting. This paper inv...

Stainless steel is widely used for medical implants, but bacterial adhesion and subsequent infection remain significant challenges. This study evaluates the adhesion of Staphylococcus aureus to stainless steel substrates with vanadium-containing PVD...

Geometric errors of machine tools are conventionally identified with dedicated instruments or reference artifacts in a measurement stage separate from machining, which is cost/time-consuming. This paper presents a method to identify and compensate fo...

The development of semi-automated assembly systems that are capable of accommodating heterogeneous operations remains challenging when equipment standardisation must coexist with task-specific functional requirements. This study proposes a requiremen...

Structural stability and pore control of the resulting products remain challenging during dolomite calcination due to the complex crystal structure of dolomite, limiting the quality and performance of the final products. This paper systematically inv...

Re-introducing recycled carbon fibre (rCF) into the manufacturing value chain significantly reduces environmental impacts. The fabrication of nonwoven mats made by carding rCF with thermoplastic filaments enables the production of preform suitable fo...

This work investigates the effects of pulsed laser treatment and pre-heating (300 °C and 500 °C) on the microstructure, defect formation, and high-temperature oxidation resistance of a ~15 µm-thick Cr coating on Zr alloy. Studies addres...

Additive manufacturing has become widespread across many industries today. 3D printing offers significant opportunities for creating complex products with applications in both space and biomedicine. A particularly promising area of development is the...

The increasing use of multi-material automotive structures has intensified the demand for reliable joining technologies capable of integrating lightweight aluminum alloys with ultra-high-strength steels. This study investigated the formation mechanis...

This study evaluates processing via fused granulate fabrication (FGF) of nanocomposites based on virgin polylactic acid (PLA) and thermomechanically reprocessed polylactic acid (rPLA), incorporated with 0 wt%, 5 wt%, and 10 wt% of silicon dioxide (${\mathrm{Si}}_{}$...

Conventional operator-guided press straightening of round bars relies on operator experience and repeated trial pressing. This study proposes a local deflection control strategy that combines measurement, rotational alignment, model-based reverse ben...

This article investigated the effect of screw speed on the molecular weight of starch during thermoplastic starch (TPS) preparation, as well as the effect of this molecular weight on the 3D printing process, interlayer adhesion, molecular orientation...

Hybrid additive–subtractive manufacturing enables complex, precise production but creates major process-planning and integration challenges. This study identifies gaps in hybrid process planning, particularly for laser metal deposition and mach...

This study systematically evaluates the microstructural characteristics, cross-sectional microhardness profiles, and dry sliding friction dynamics of Stoodite 6-M, AISI 1065-type (Np-65G, GOST 10543-98), and AISI 307-type stainless steel (Sv-08Cr20Ni...

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For over a century, wood manufacturing has been organized around understanding the material and process and optimizing the product. It established a globally successful industry and enabled efficient production of traditional and engineered wood prod...

Material Extrusion (MEX)-based Additive Manufacturing (AM), particularly metal Fused Filament Fabrication (FFF), has gained attention for fabricating metal components due to its operational simplicity, cost-effectiveness, design flexibility, and redu...

Additive Manufacturing (AM) has emerged as a key enabling technology for the development of defense capabilities, owning to a series of unique competitive advantages, such as rapid prototyping, low and mid-volume production, mission-specific equipmen...

In recent years, B-axis rotary motion has often been utilized in ultra-precision turning operations, where it is essential to align the tool-nose center precisely with the center of the B-axis rotation and compensate for the residual misalignment tha...

A new internal cooling method by cutting-edge-adjacent plural microchannels (CPM) is proposed to overcome the limitation of cutting temperature reduction. External cooling methods have been used in practice, and internal cooling methods have been stu...

Additive manufacturing (AM) is becoming increasingly important for processing challenging copper-based functional materials. AM offers the promise of combining outstanding material properties with new design opportunities and enhanced functionalities...

The limited thermal stability of conventional aluminium alloys at elevated temperatures restricts their application in laser powder bed fusion (LPBF). In this study, a novel Al₆Ca₃Cu_1.8Mn_0.4Zr (wt.%) alloy was developed for improved thermal stability...

Lightweight multi-material structures that pair aluminum with magnesium are increasingly sought in the transport and aerospace sectors, yet sound dissimilar Al–Mg joints remain difficult to obtain because the two metals readily form hard, britt...

Triply periodic minimal surface (TPMS) structures provide complex, continuous, and periodic surfaces whose geometric and thermal responses depend on topology and design parameters. This study examines five TPMS families, Gyroid, Diamond, Lidinoid, Sp...

Monitoring tool wear is critical for ensuring productivity and reliability in automated CNC machining. This study presents an intelligent diagnostic system for continuous tool wear monitoring during the dry milling of SCM440 alloy steel. Utilizing a...

Photocurable PDMS–acrylate hybrid resins are promising soft materials for flexible optical films and stereolithography-based fabrication; however, high PDMS loading often results in severe optical haze. In this study, the benzyl acrylate/tert-b...

Manufacturing defects occur routinely in the fused filament fabrication (FFF) process, and a single undetected failure converts machine time, filament, and operator attention into scrap. This paper presents CLAIR (Contra-Lateral Inpainting Residuals)...

In resource-constrained manufacturing environments, accurate prediction of tool wear under variable cutting conditions remains challenging due to the trade-off between computational overhead and prognostic reliability. Conventional signal processing...

The mechanical properties of fiber-reinforced polymer matrix composites are strongly influenced by manufacturing processes. In particular, curing of thermoset polymer matrices introduces residual stresses that can significantly affect microscale dama...

Cold spray technology has emerged as a transformative solid-state processing route for fabricating high-performance metal matrix composite (MMC) coatings, particularly for lightweight, high-strength aluminum alloy 7075 (AA7075). This review provides...

Diamond tools hold a pivotal position in ultra-precision and micro-machining within the high-tech manufacturing sector, owing to their remarkable cutting performance. However, the manufacturing precision of these tools is often affected by their inhe...

Nickel-based superalloys remain the material of choice for gas turbine engines, nuclear reactors, and other extreme environment applications because they retain their exceptional tensile strength, creep resistance and fatigue performance at critical...

Ultrasonic welding of carbon-fibre-reinforced polymers delivers fast, high-quality joints and scales well to automated, high-rate production. In continuous welding, the progressing weld seam constantly changes the boundary conditions, especially in r...

The oil and gas industry needs seamless steel pipes resistant to hydrogen-induced cracking, driven by the development of increasingly complex, deep, and high-pressure fields, oil production with high hydrogen sulfide content, and the growing number o...

Fused deposition modeling (FDM) parts show condition-dependent variability in ultimate tensile strength (UTS), yet most machine learning (ML) studies report only deterministic point estimates, limiting use in safety-critical design. This work present...

Polypropylene (PP) is a promising feedstock for extrusion-based additive manufacturing due to its low density and chemical resistance; however, its semicrystalline nature induces shrinkage and warpage during printing. This study investigates how hybr...

Stretch-reducing mills are complex multi-stand systems in which the final tube thickness depends on the interaction between inter-stand tensions, angular speeds, material deformation, and process conditions. In this study, a multi-task neural network...

This study examines the relationships between kerosene pump frequency, in-flight particle temperature and velocity, phase composition, porosity, roughness, and mechanical properties of HVOF-sprayed WC–12Co coatings. In the primary series, the p...

Porosity in laser powder bed fusion (L-PBF) lattice struts remains poorly understood, as the effects of build angle and process parameters are often studied separately. A full factorial design of 27 configurations combined three build angles (40&ndas...

Scanning precession electron diffraction in transmission electron microscopy (TEM-SPED) enables highly accurate nanoscale orientation mapping and facilitates time-resolved tracking of microstructural changes, including grain boundary migration in pol...