Hyundai Motor Company

Kia Motors Corporation

Hee Sam Kang

Min Soo Kim

Young Dug Kim

Sang Yoon Park

Chi Hoon Choi

Sung Chul Cha

Seung Hyun Hong

Jae Kwon Lee

June Ho Yang

Mun Gu Kang

Jong Dae Lim

Hyo Moon Joo

Eun Ji Hong

A damper pulley for a crankshaft includes a hub mounted on one end of the crankshaft, a rim connected to the hub, an oil seal mounted on an outer surface of the hub, and a wear-resistant insert member integrally mounted on the hub and making contact with the oil seal.

Damper pulley for crankshaft and method for manufacturing the same

A swash plate includes 34.5 to 43.0 wt % of copper (Cu) and 0.5 to 2.8 wt % of silicon (Si), with a remainder of aluminum (Al) and other inevitable impurities.

Swash plate and method of manufacturing swash plate

Disclosed herein is a method of treating a composite piston pin, including: preparing the piston pin of which at least surface layer includes a composite material including a reinforcing fiber and a resin; improving roughness by processing the surface layer of the piston pin; and forming a coating layer on the surface layer processed to reduce a friction coefficient of the piston pin.

Method of treating composite piston pin and surface treated composite piston pin

An aluminum alloy is provided that includes magnesium (Mg) of about 8.0 wt % to 10.5 wt %, silicon (Si) of about 1.9 wt % to 3.4 wt %, copper (Cu) of about 0.4 wt % to 2.0 wt %, and a balance of Al. In addition, a vehicle part is manufactured using the same aluminum alloy.

Aluminum alloy and vehicle part using the same

An aluminum alloy and a vehicle part manufactured from the aluminum alloy are provided. The aluminum alloy includes about 8.5 to 11.0 wt % of Mg, about 3.5 to 5.8 wt % of Si, about 2.0 to 3.0 wt % of Cu and the balance of Al.

A wear-resistant alloy having a complex microstructure, which may include a range of about 8 to about 17 wt % of zinc (Zn), a range of about 5 to 8 wt % of tin (Sn), a range of about 9.4 to about 12.6 wt % of silicon (Si) and a balance of aluminum (Al), is provided.

Wear-resistant alloy having complex microstructure

A swash plate includes aluminum (Al) as a main component and 35&#x2dc;45 wt % of zinc (Zn), 1.5&#x2dc;3.5 wt % of copper (Cu), 6&#x2dc;10 wt % of silicon (Si), 0.2&#x2dc;0.5 wt % of magnesium (Mg) and other inevitable impurities. A method of manufacturing the swash plate is also provided.

Swash plate and method of manufacturing the same

A wear-resistant aluminum alloy having a complex microstructure may include a range of about 19 to 27 wt % of zinc (Zn); a range of about 3 to 5 wt % of tin (Sn); a range of about 0.6 to 2.0 wt % of iron (Fe); and a balance of aluminum (Al).

A wear-resistant alloy having a complex microstructure, which may include a range of about 28 to 38 wt % of zinc (Zn), a range of about 1 to 3 wt % of tin (Sn), a range of about 0.4 to 1.4 wt of iron (Fe) and a balance of aluminum (Al), is provided.

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Seoul, South Korea

Hee Sam Kang