| Material | Ferritic Stainless Steel Type 439 | |
|---|---|---|
| Type | Ferritic Stainless Steel Type 439 | |
| No. of Fins/Waves | 26 Fins per Inch | |
| Part Number | 265035 | |
| Fin Height | 0.049 in | 1.245 mm |
| Plain Section Average Diameter | 0.75 in | 19.05 mm |
| Plain Section Average Wall | 0.058 in | 1.473 mm |
| Wall Under Fin Average | 0.035 in | 0.889 mm |
| Wall Under Fin Minimum | 0.031 in | 0.787 mm |
| Nominal Root Diameter | 0.652 in | 16.561 mm |
| Fin Section I.D. | 0.582 in | 14.783 mm |
| Outside Area Ao | 0.596 ft²/ft | 0.182 m²/m |
| Inside Area Ai | 0.152 ft²/ft | 0.046 m²/m |
| Area Ratio Ao/Ai | 3.921 | |
| I.D. Cross Section Area | 0.266 in² | 1.716 cm² |