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State the functions and materials of following engine components:
1 Answer
written 5.2 years ago by | • modified 5.2 years ago |
(i) Piston
(ii) Connecting rod
(iii)Crank shaft
(iv)Exhaust manifold
Engine components | Material | Functions |
---|---|---|
Piston | Cat aluminum alloy | To transmit the force of explosion to the crankshaft. To form seal so that the high pressure gases in combustion chamber do not escape into crankcase. To serve as guide and bearing for small end of connecting rod. |
Connecting rod | Steel alloy, aluminum alloy and titanium | It converts the reciprocating motion of the piston into rotary motion of crankshaft.It connects piston to the crankshaft. |
Crank shaft | Cast iron or forged steel | It converts the reciprocating motion of piston to rotating motion. It transmits power to flywheel. It receives power from flywheel. |
Exhaust manifold | simple cast iron or stainless steel | The function of an exhaust manifold is to expel the exhaust gases from the combustion chamber of each cylinder out to the atmosphere through the exhaust pipe after combustion stroke is completed. To keep back pressure minimum. |