{ $fields.summary }
Mainstream materials
| Material | Good for | Limits |
|---|---|---|
| Cast iron GG25 | Clean/municipal | Not for strong acids |
| Ductile GGG40 | High pressure/stress | — |
| Stainless 304 | Corrosion/food | Careful with chlorides |
| Stainless 316 | Seawater/chemical | Higher cost |
Deciding factors
- Start with medium chemistry and temperature
- Then chloride level (choose 316/duplex)
- Finally sort by cost
Not sure? Send us a duty sheet.