1. Good anti-corrosion performance, long service life.

2. Excellent hydraulics property

3. Light convenient installation and transportation

4. High specific strength, reasonable mechanical property

5. Low thermal conductivity, small thermal stress

6. Less joint, various and flexible connection ways

7. Good electrical insulating property

8. Stainless, good concealment performance, without second pollution

9. Antifouling and worm resistance

10. Feasible design property