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Corrosion Rates: 316 ss
naoh 10pct 25c to seawater 60c
Quantitative corrosion rate data for metals in various environments — corrosion rate in mm/yr and mpy, pitting potential, crevice and stress corrosion risk ratings, and PREN values
| metal id | environment id | concentration pct (%) | corrosion rate mm yr (mm/yr) | corrosion rate mpy (mpy) | crevice corrosion risk | environment description | metal name | pitting potential mV (mV) | pren | resistance rating | stress corrosion risk | temperature C (C) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 316 ss | naoh 10pct 25c | 10 | 0.002 | 0.08 | low | Sodium hydroxide 10% at 25°C | AISI 316 Stainless Steel (UNS S31600) | — | 24.5 | excellent | low | 25 |
| 316 ss | naoh 50pct 80c | 50 | 0.04 | 1.6 | low | Sodium hydroxide 50% at 80°C | AISI 316 Stainless Steel (UNS S31600) | — | 24.5 | good | moderate | 80 |
| 316 ss | seawater 25c | 3.5 | 0.003 | 0.1 | moderate | Seawater (3.5% NaCl) | AISI 316 Stainless Steel (UNS S31600) | 250 | 24.5 | fair | moderate | 25 |
| 316 ss | seawater 60c | 3.5 | 0.02 | 0.8 | high | Seawater at 60°C | AISI 316 Stainless Steel (UNS S31600) | 100 | 24.5 | poor | high | 60 |
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