Metal End Fittings
Metal End Fittings - Related Videos
01:13
Induced-fit Model
0 Views •
2019
Most chemical reactions in cells require enzymes—biological catalysts that speed up the reaction without being consumed or permanently changed. They reduce the activation energy needed to convert the reactants into products. Enzymes are proteins, that usually work by binding to a substrate—a reactant molecule that they act upon. Enzymes exhibit substrate specificity, meaning that they can only bind to certain substrates. This is mainly determined by the shape and chemical characteristics of...
11:05
Quadruply Metal-Metal Bonded Paddlewheels
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2023
Source: Corey Burns, Tamara M. Powers, Department of Chemistry, Texas A&M University Paddlewheel complexes are a class of compounds comprised of two metal ions (1st, 2nd, or 3rd row transition metals) held in proximity by four bridging ligands (most commonly formamidinates or carboxylates) (Figure 1). Varying the identity of the metal ion and the bridging ligand provides access to large families of paddlewheel complexes. The structure of paddlewheel complexes allows for metal-metal bonding,...
11:39
A Quantitative Fitness Analysis Workflow
0 Views •
Cited by 25 •
2012
Quantitative Fitness Analysis (QFA) is a complementary series of experimental and computational methods for estimating microbial culture fitnesses. QFA estimates the effect of genetic mutations, drugs or other applied treatments on microbe growth. Experiments scaling from focussed analysis of single cultures to thousands of parallel cultures can be designed.
01:16
Goodness-of-Fit Test
0 Views •
2025
The goodness-of-fit test is a type of hypothesis test which determines whether the data "fits" a particular distribution. For example, one may suspect that some anonymous data may fit a binomial distribution. A chi-square test (meaning the distribution for the hypothesis test is chi-square) can be used to determine if there is a fit. The null and alternative hypotheses may be written in sentences or stated as equations or inequalities. The test statistic for a goodness-of-fit test is given as...
09:58
Fatigue of Metals
0 Views •
2023
Source: Roberto Leon, Department of Civil and Environmental Engineering, Virginia Tech, Blacksburg, VA The importance of studying metal fatigue in civil infrastructure projects was brought into the spotlight by the collapse of the Silver Bridge in Point Pleasant, West Virginia in 1967. The eyebar-chain suspension bridge over the Ohio River collapsed during evening rush hour, killing 46 people as a result of the failure of a single eyebar with a small 0.1-inch defect. The defect reached a...
FAQs
Their geometry creates a controlled transition between the connected component and the adjoining assembly, while the attachment method establishes the mechanical connection. Together, these features transfer forces through the termination and help keep parts aligned. In fluid-handling applications, the same arrangement may also maintain a sealed flow path, linking structural performance with connection integrity.
These methods create connections through different joining arrangements, so the appropriate choice depends on the component, operating conditions, and required performance. Threading and bolting provide mechanically assembled connections, whereas crimping, swaging, and welding attach the fitting through forming or joining processes. Engineers compare the available method with load, sealing, maintenance, and system requirements.
Selection must account for material compatibility, operating pressure, temperature, corrosion resistance, and mechanical load requirements. These factors determine whether the fitting can remain suitable in its intended environment and support the connection’s function over time. Considering them together is important because a fitting appropriate for one assembly may not meet the conditions of another.
Begin by identifying the connected component, required termination or transition, and whether the assembly must maintain a sealed flow path. Then evaluate pressure, temperature, corrosion exposure, material compatibility, and mechanical loads. Finally, match the fitting geometry and attachment method, such as threading, crimping, swaging, welding, or bolting, to those requirements.
Applications include fluid-handling systems, structural assemblies, instrumentation, industrial machinery, and transportation equipment. In these settings, the fitting may connect a tube, pipe, hose, rod, or cable to another part while supporting alignment, load transfer, or flow-path continuity. The specific application determines which material, geometry, and attachment approach is appropriate.
A properly selected fitting supports a secure connection under the system’s specified loads and environmental conditions. In fluid systems, maintaining a sealed flow path is an additional requirement; in structural and mechanical assemblies, alignment and load transfer may dominate. Reliable terminations therefore contribute to safety, performance, maintainability, and long-term integrity across varied engineering equipment.