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086 per foot. Welding gas and welding wire are $0.031 and $0.156 per foot respectively. The steel cost is $4.50 per foot. Overhead costs are not included in the calculation as they are not incremental cash flows. Only incremental cash flows should be included -- arbitrary overhead allocations are irrelevant. Whether made in house or purchased, the pipes cost will eventually contribute to the company's fixed costs, but it is not appropriate to consider this as this stage. The total cost per foot of $5.77.
However, there is a wild card to the costs. The cost of joining two eight-foot pipes to make a longer pipe is $9.78 in labor costs per long pipe. There are "many" of these in the project. It is not known how many, but even if we assume that one of these joints will be required for every two pipes, that only adds $0.62 to the cost of the pipe.
The...
Krause's variable cost of pipe is $5.77, escalating to at most $6.39 per linear foot. The supplier is offering $18 per linear foot.
Rothel must decide between the cheaper option (making) and the most reliable option (buying). Both options contain an element of uncertainty. The supplier of pipe is a relatively unknown entity with whom Krause has no prior business relationship. Krause trades on its reputation for quality and would essentially be putting that reputation into the hands of another company. However, Krause may not be able to deliver quality either.
Rothel should choose to make the pipe. The cost differential is substantial. Given that Krause can control its quality because the pipes are being made in house, there is no reason to go outside and…
One benefit of using thoriated tungsten electrodes is that they require a much lower temperature for welding than pure tungsten. This means that exposure occurs at a relatively slow rate. Still, exposure must be limited. It is possible to minimize hazards by using thorium-free tungsten electrodes when possible. The American Welding Society (2003) lists cerium, lanthanum, yttrium, and zirconium as possible alternatives to the radioactive thorium. A second line of
When he was rehired in September, he received a month of training and again failed to pass the test standardized by the American Society of Mechanical Engineers Code, for at-LH welding again. When he was laid off after four months, along with five other welders, he had never passed the test Bechtel had designed for high level welders to qualify for the at-LH welding level. It appears that Bechtel corporation
American Welding Society Compare and contrast the confined space recommendations made by the American Welding Society with those found in Chapter 13 of the textbook. Chapter thirteen explains confined spaces, as open - topped areas of more than 4 feet in depth. The American Welding Society (AWS) defines this as small rooms, pits, vats, sewers and many other enclosed compartments. The differences between them, is chapter thirteen defines these areas specifically, based
Pipeline welding is a highly specialized field within the welding industry, pivotal for the construction and maintenance of infrastructure that transports oil, gas, water, and other substances across vast distances. The process of pipeline welding demands precision and skilled execution to ensure the structural integrity and safety of the pipelines, which are often subject to high pressure and corrosive substances (Nippes & Smith, 2001). Welding pipelines typically involves the joining
Local exhaust ventilation for the control of welding fumes in the construction industry -- a literature review" and this was published in the Annals of Occupational Hygiene. This paper notes that welding presents a challenge for industrial hygienists with respect to controlling exposure to fumes. The reason is that arc welders typically move from site to site, and these frequent changes in site make it difficult to set up
Confined Space, Electrodes, Chromium Confined spaces A confined space is an enclosed or partially enclosed space that is not primarily designed or intended for human occupancy, it has a restricted entrance or exit by way and size, fined spaces as well poor ventilation. Confined spaces can be below or above ground, it can be found in almost any workplace. A confined space, despite its name, is not necessarily small. Examples of confined