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表面處理工藝
2015-12-29Surface Treatment
On automotive parts, usually rust preventive surface treatment is applied. Zinc based plating or nickel based plating is often used since they have very reliable performance among various treatment methods. Inside and/or outside surface(s) of USUI made tubes are treated, according to the applications, by proprietary zinc based or nickel based plating. Standard tube outside surface treatment
(Hexavalent chromate free)
Zn+Trivalent Chromate
- Applications
- General purpose
Zn/Ni+Trivalent Chromate
- Features
- Heat resistant & corrosion resistant
- Applications
- For Tubing in engine room
HI-TIN-Z
- Features
- Heat resistant & high corrosion resistant
(Salt damage countermeasure) - Applications
- For Tubing in engine room
For Power steering tubing
ZINIC
- Features
- Heat resistant & high corrosion resistant
(Salt damage countermeasure) - Applications
- For Tubing in engine room
For Power steering tubing
NEW SUPER COAT
- Features
- High corrosion resistant
- Applications
- For Brake tubing
For Fuel tubing
For Tubes both ends press forming required
PC TUBE
- Features
- High corrosion resistant & anti-chipping resistant
- Applications
- For Brake tubing
For Fuel tubing
For Tubes both ends press forming required
ULLT
- Features
- High corrosion resistant & anti-chipping resistant
- Applications
- For Brake tubing
For Fuel tubing
For Tubes both ends press forming required
Tube inside surface treatment
Only for Single Walled Steel Tubing(Hycolin)Nickel Plating
- Features
- Prevention of copper elution. To be used with Ethanol blended gasoline and sour gasoline
- Applications
- For Fuel tubing
HINIC (Double Layer Nickel)
- Features
- Improved corrosion resistant. To be used with Ethanol blended gasoline and sour gasoline
- Applications
- For Fuel, air, and water tubing