Carbon steel

The primary focus of the lab was to understand the process and effects of cold working and annealing compared to a baseline sample. Cold working is a form of strain hardening in which metals are worked through the use of applied pressure, thereby making the metal harder[]. This applied pressure led to harder material by creating linear defects known as dislocations. The specific type of dislocation that occurred in this lab was an edge dislocation where an extra plane of atoms was inserted into…

All metal manufacturing includes a solidification process. The metal is either atomised to a powder, or it is cast. There is several casting methods used today. Many of the methods use the mould only once, for example sand mould casting, the lost-wax method and precision casting. For larger quantities of liquid metal, there are basically two methods: ingot casting and continuous casting. Ingot casting normally uses a permanent mould made by cast iron isolated by ceramic material. There are…

1. Introduction 1.1 Lubrication Friction is caused during machining operation at tool and chip interface. This produces the heat which affects the machining performance in terms of surface finish, dimensional accuracy, tool life and machining cost. To reduce the heat different techniques have been utilized. Earlier, during industrial revolution water was utilized as a coolant but it caused corrosion [1]. With the development of technology different cooling and lubrication techniques have come…

Amec Foster Wheeler (2015) is a global engineering services company with operations in 150 countries including South Africa. It offers consultancy, engineering, project management, operations and construction services. It serves the oil & gas, power, clean energy, environment & infrastructure and mining industries. Globally its clients include both the private and public sector, are among the world’s biggest and best companies in their fields, such as BP, Shell, Saudi Aramco, Petronas and etc.…

Metal roofing is one of the most sought after materials for new roofs. There are a number of benefits that make metal roofing appealing to both homeowners and roofing contractors alike. When comparing metal roofing to shingle roofing you will find that the cost is almost double however the longevity of the roofing material more than doubles. We will look deeper into metal roofing advantages and disadvantages throughout this articles. As stated above metal shingling is known for its durability…

How To Resurface Your Concrete Walkway If your walkway has cracks, pits, and stains, you can rejuvenate it by resurfacing the concrete. If your walkway is small, you can probably do the work yourself. If you have a long sidewalk, or if you want to resurface your driveway too, you'll probably need to call a contractor so the job can be done with commercial equipment. These are the steps involved if you want to do the job yourself. Clean The Concrete First The first step is to clean your…

railroad as a assistant and a messenger for Tom Scott, one of the owners on the railroad. On a quest to build a bridge across the mississippi, he came upon a new steel refining process. After taking many loans, and using most of his money, he build a new factory using this new process, called the Carnegie Steel Company. The demand for his steel became extremely high, giving Carnegie huge profits. He can be considered both a robber baron, and a captain of industry. A robber baron is someone who…

This project is over a career that i would want in the future. In this paper i will be writing about welding. First i will tell you what welding is. Welding is the act of fusing metal together by basically melting the metal together. Welders can be found anywhere in the world. If there is something to be built with metal you’ll find a welder there. There are several different duties of being a welder. You must be able to read blueprints, be able to read a tape measure, maintain equipment such…

Trusses are composed of straight members connected at their ends by hinged connections to form a stable configuration. When loads are applied to a truss only at the joints, forces are transmitted only in the direction of each of its members. That is, the members experience tension or compression forces, but not bending forces. Trusses have a high strength to weight ratio and consequently are used in many structures, from bridges, to roof supports, to space stations.The Pros of a Truss Bridge 1.…

Scotland. Sixty six years later, he would own the most enormous steel corporation in the world and become the richest man of his time. He started as a poor Scottish boy earning $1.20 a week working in a factory but was able to build one of the most successful industries in history. He is a captain of industry for three reasons. First off, his business, the Carnegie Steel Company, dominated the American scene by revolutionizing steel production in the United States. Secondly, his business helped…