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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.
What do you understand by PELE box and when it is utilized? Ans. The equipments required in PELE box are: i. HOLDER ii. TRIPOD STAND iii. BULBS iv. CROCODILE CLIP
Calculate the force - pulley: A string is passing over a smooth pulley. The string supports the mass m on one side which is to be pulled up with acceleration a. calculate the
Explain the uses of Pier and Well Foundations Well foundations are used to transmit large loads from piers of bridges and other marine structures. These are constructions carr
Find length of belt: Find length of belt which is required to drive a pulley of 500mm diameter running parallel at the distance of 12m from driving pulley of diameter 1600m.
Cemented Carbide These are minute pieces along with cutting edges and mechanically jointed or brazed to tool shank. This Carbide tool tips are generated by process of powder m
Define density and specific volume. DENSITY (ρ) Density is illustrated as mass per unit volume; Density = mass/ volume; ρ = m/v, kg/m 3 P for Hg = 13.6 × 10 3 kg/m 3
what is the equipment of smaw welding machine?
Bhasker operates a retail shop and sells the high priced "Hot Food" thermoware. Each unit I priced at Rs.250. Experience has shown that the weekly demand schedule for items is as f
Complete the following problem from the text by Megson. Note that since the answers are given, it is essential that you show and justify all work to receive full credit. Required
Q. Design Bulk Materials Storage? Consideration shall be given to providing access to safety showers in areas of hazardous bulk material handling and storage. Where bulk handli
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