Crankshafts used in the automobiles perform multitude of functions like adjusting valve timings, reducing torsion vibrations, and balancing header sizing. Today, automobile manufacturers are using forged crankshafts because of their durability, lighter weight, more compact size and excellent inherent dampening. High performance crankshafts are mostly made of different types of materials such as billet steel, cast steel, malleable steel, ductile iron, vanadium, tungsten alloy, and carbon steels. Cross plane and flat plane crankshafts are the two basic types of crankshafts used in automobiles. Some of the different auto parts or components that comprise of crankshaft include crankshaft oil seal
, crankshaft bearing, crank pin
, etc. The leading production regions of crankshafts in the world are Shanghai, Zhejiang, Yongkang city, Wenzhou city, Weihai, Houston, Taichung Hsien, Ontario, Michigan, Ohio, Jiangyin City, Guangzhou, Detroit, Birmingham and Konya.