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Types of Gas Welding Process
Gas welding includes all those welding processes in which gas flame is used as a heat source for melting metals. It is further divided into three main types:
(a) Air- acetylene welding,
(b) Oxy-acetylene welding
(c) Oxy-hydrogen welding.
EQUIPMENT FOR RESISTANCE WELDING-Single phase vs three phase The resistance welding machines can be connected either across 440 V mains (across two lines) or three phase mains.
Drill Bit: This is a drilling tool used in drilling machines. The application of this tool is to make holes. Figure shows drill bit. Figure: Drill Bit
brifely explain 2r-2p invertion
Determine the deflection under the loads: Determine the deflection under the loads as shown in Figure Solution ∑ F y = 0, so that R A + R B = 80 + 20 = 100 k
Q. Determine the need for insulation? Equipment and piping shall be insulated as required for heat conservation, process heat control and personnel protection. The temperatu
Degree of superheated steam
impact on the technological & industrial development
A manufacturing facility consists of five departments, 1, 2, 3, 4 and 5. It produces four components having the manufacturing product routings and production volumes indicated in t
Iron Powder Electrodes Iron powder is a widely used covering ingredient. It is incorporated in certain coverings to the extent of one half of the total weight. Iron Powder impart
Q. Why we need additives explain? Additives are the materials added in small quantities to the moulding sand in order to enhance its exiting properties and to impart to it spec
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