Chaul
Materiales
Materiales de manufactura de las válvulas.
| Código | Tipo de material | Especificación ATSM |
| 1 | Bronce | SAE 40 |
| 1a | Bronce | C83600 |
| 1b | Bronce | C902 |
| 1c | Bronce | C932 |
| 2 | SS 304 | A351 CF8 |
| 3 | SS 316 | A351 CF8M |
| 4 | SS 304 Low Carbon | A351 CF8L |
| 5 | SS 316 Low Carbon | A351 CF8ML |
| 6 | Carbon Steel | A216 WCB |
| 7 | Monel | |
| 8 | Hastelloy B | |
| 9 | Hastelloy C | |
| 10 | Alloy 20 | |
| 11 | Inconel | |
| 12 | Titanio | |
| 13 | SS 410 | ACI-CF20 |
| 14 | SS 416 | ACI-CD15 |
| 15 | Brass | 360 |
| 16 | Teflón | PTFE D570 |
| 17 | Especial |
