- Marketing requirements for High power, High Fuel Efficient
- Requirements of High power, High Fuel Efficient for 4 valve.
- To reinforce the Environment Pollution Regulation.
- Reinforce of environment regulation for Euro-lll
- Directly Bonded to Steel Body : 500MPa Above
- Reduction of Pitting & Scuffing : Pitting Capacity 80kgf/㎟
- Quality Assurance System by NDT Technology - Hardness : >HRA 85
- Density : 12g/㎠ - Thermal Expansion Coefficient : 5.1x 10/℃
- Surface Roughness...