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WELDING INSPECTION DUTIES
Welding Inspection duties General Conditions: Understand shop drawings, erection drawings, referenced codes and standards. Review the manufacturer’s Material Test Report (MTR). Verify all materials properties and that all materials are readily identifiable and traceable to an MTR. Conduct a complete visual examination…
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Steel Making Process
Steel Making Process Steel is an alloy of iron usually containing less than 1.5% carbon. Steel can be cast into bars, strips, sheets, nails, spikes, wire, rods or pipes as needed by the intended user. Steel making process at an integrated steel plant involves three basic…
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Training Institute for Welding and NDT
Equipment’s required for Welding Institute set up. Welding is a process of joining metals or nonmetals such as plastic. There are different types of welding, and few of them are as below. SMAW- Shielded Metal Arc Welding (commonly…
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Material Testing
Material testing Mechanical testing have been designed to test several weld properties.Few other material testing techniques are Charpy V-Notch Toughness: Notch toughness is the capacity that a material possesses to absorb energy in the presence of a flaw, such as a notch or crack. The material will…
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Mechanical Tests – Tensile Test – Impact test
Mechanical tests. Mechanical tests (exclusive of hardness) have been designed to test several weld properties. 1. Tensile Test: Tensile tests are conducted on specimens machined from a test weld and are used to measure the strength of the weld joint. Specimens are usually taken perpendicular to…
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Welding Safety
Welding Safety with Gas Cylinders On an oxyacetylene system there will be three types of valves, the cylinder valve, the regulator valve, and the torch valve. There will always be a set of three valves for each system, since the gas in the cylinders is…
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Safety and Precautions during welding
As in any welding process, safety precautions are very important. All information relating to the safe operation of the welding equipment and process must be fully understood before beginning work. A careless welder who does not observe some simple rules can cause a dangerous situation…
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Pipe Line Isometric Drawings and P & ID Drawings
Pipe Isometrics : Are drawings which shows details of Process pipe lines in a single line presentation , with details of pipes, pipe connections ( valves, flanges, nipples, reducers, end cap, elbow, etc), along with the dimensions and direction of pipe line. Example of a…
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