1 July 2022


blogs

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…
17 June 2022


blogs

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…
Non Destructive Testing
3 June 2022


Training

NDT institutes in Coimbatore

NDT Training: AQC- Advanced Quality Centre – NDT Institutes in Coimbatore provide World class trainings, certifications & online courses for Non-Destructive Testing, Welding Inspections, Painting Inspections, welding course in Coimbatore, safety trainings & Industrial testing services. The trainings are provided by engineers experienced in…
Standards on piping inspection
7 May 2022


blogs

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…
NDT testing
9 April 2022


blogs

NDT Methods Selection

NDT Method Selection: The NDT (nondestructive testing) methods are:   Visual Inspection – VT Liquid Penetrant Testing – LT Magnetic Particle Testing – MT Radiographic Testing – RT Ultrasonic Testing – UT Eddy Current Testing – ET (not used in field inspection) Acoustic Emission Testing –…
welding electrodes
27 January 2022


blogs

CLASSIFICATION OF WELDING ELECTRODES

Classification of welding electrodes consists of a prefix letter “E” specifying an electrode, a group of two or three digits specifying weld metal strength in ksi in the ‘as-weld’ or stress relieved condition, and a final two digits specifying type of covering, weld position…
27 November 2021


blogs

Forging

Forging is a manufacturing process involving the shaping of metal using localized compressive forces. Forging is often classified according to the temperature: “cold”, “warm”, or “hot” forging.  Forged parts can range in weight from less than a kilogram to 580 metric tons. Forged parts usually…
heat treating
22 November 2021


blogs

Thermal Treatments (Heat-Treating):

Heat-treating is a term used to describe all of the controlled heating and cooling operations performed on a material in the solid state for the purpose of altering its microstructure and/or properties. The major objectives of the different kinds of thermal treatments are:   Soften…
welding symbols
28 October 2021


blogs

WELDING SYMBOLS

Elements of  Welding Symbols: The first concepts the Welding Inspector must understand very well, are the welding symbols and how to interpret them on drawings. The reference line of the welding symbol, as shown below, is used to designate the type of weld to be…
NDT services
24 September 2021


blogs

Non destructive Testing (NDT)- Common Methods

Non destructive Testing (NDT)- Common Methods are: Visual Inspection – VT Liquid Penetrant Testing – LT Magnetic Particle Testing – MT Radiographic Testing – RT Ultrasonic Testing – UT 1.   Visual Inspection – VT: Visual inspection after welding is very useful in evaluating quality, even if…