On this page 5 sections
Which material is best for marine equipment?
Quick answer
Seawater piping: Cupro-Nickel 90/10 or Super Duplex 2507 Stainless Steel. Pump and propeller shafts: Monel K-500 or Super Duplex 2507 Stainless Steel. Deck hardware: SS 316L Stainless Steel or Duplex 2205 Stainless Steel. Heat exchangers: Titanium Grade 2.
| Service condition | Recommended materials |
|---|---|
| Seawater piping | Cupro-Nickel 90/10, Super Duplex 2507 Stainless Steel |
| Pump and propeller shafts | Monel K-500, Super Duplex 2507 Stainless Steel |
| Deck hardware | SS 316L Stainless Steel, Duplex 2205 Stainless Steel |
| Heat exchangers | Titanium Grade 2 |
Products
Buying tips
- Avoid galvanic couples
- Check flow-velocity limits
- Use crevice-resistant alloys for immersed joints
- Specify marine-grade fasteners
Industries
Frequently asked questions
What is the best material for marine equipment?
It depends on the service condition. Seawater piping: Cupro-Nickel 90/10 or Super Duplex 2507; Pump and propeller shafts: Monel K-500 or Super Duplex 2507; Deck hardware: SS 316L or Duplex 2205; Heat exchangers: Titanium Grade 2.
Which product forms are used for marine equipment?
Pipes, Bars, Tubes, Bolts.
How should I specify materials for this application?
Avoid galvanic couples. Check flow-velocity limits. Use crevice-resistant alloys for immersed joints. Specify marine-grade fasteners.