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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.
Diode: It allows the current to flow in one direction only and offers infinite resistance in other direction. It rectifies the alternating current that is why we call it rectifie
Open belt drive: An open belt drive connects the two pulleys 120cm and 50cm diameter on parallel shafts which are apart 4m. The maximum tension in belt is 1855.3N. Coefficien
Two shafts A and B are co-axial. A gear C (50 teeth) is rigidly mounted on shaft A. A compound gear D-E gears with C and an internal gear G. D has 20 teeth and gears with C and E h
OBJECTIVES OF VE: 1. To establishing the monitoring value of the function of the product or services. 2. To identifying unnecessary cost or hidden cost in a product or services.
Mounting Systems For The Welding Head-Carriage mounted type In this set up, the welding head is mounted on a movable carriage. The carriage is mounted on rails and powered by a
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