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Welding HeadSubmerged arc welding head consists of the wire spool, wire feed system, flux delivery hopper and electrical contact nozzle. The electrode wire is unwound from the spool by the power driven rolls, straightened by a set of pressure rolls and fed through the contact nozzle into the weld pool. The drive for wire feed is from a motor with speed control provided either by means of a gear box or by means of thyristor controls.
Which three principal possible in radial drilling machine Between them the plain drill machine, three principal movements are possible in this type of machine, by vertical move
Q. Alignment of piping flanges? Alignment of piping flanges shall be in accordance with ASME B16.5. This code specifies that: • Flange centerline misalignment must be within
TYPES OF ELECTRON BEAM WELDING GUN Diode (Cathode - anode) Gun : In this gun, the beam shaping electrode and the emitter are both at the same electrical potentials. These
1.0 INTRODUCTION Welding is a material joining process used in making welds and a weld is a localised coalescence of metals or non metals produced either by heating the mate
Consider a pressure vessel as shown in the figure. The cylinder has a longitudinal axis of rotational symmetry and is also symmetric with respect to a plane passing through it
Free Body Diagram: while a body or link is isolated, the forces (active and reactive) are also illustrated on it. It is called free body diagram of the body. The essential condit
Chain conveyors consists of overhead mounted endless chain. It is supported from the ceiling and has a fixed path to travel. It saves valuable floor space. The arrangement i
two forces are acting at a point''o'',determine magnitude and direction by using parallelogram law of forces and triangular law of forces
Q.Show the procedure of spot welding ? The steps involved in making a spot weld are listed below and shown but before spot welding one must make sure that (i) The job is clea
uses of parallelogram
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