代号 | 光滑段 | 翅片段外侧 | 理论 | 内外面积之比 | |||||
Code | Plain End Dimensions | Finned Section Dimensions | 外表面积 | Surface Area Ratio Outside to Inside | |||||
CLHF | 外径 | 内径 | 壁厚 | 外径 | 外翅高 | 最小底壁厚 | 每英寸翅片数 | Nominal (m2/m) | |
(mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | Outside Surface Area | ||
Outside Diameter | InsideDiameter | Nominal Wall | Outside Diameter | Fin Height | MinWall Under Fins | Fin Per Inch | |||
39-19-7 | 19 | 16 | 1.5 | 39 | 9 | 1.6 | 7 | 0.535 | 10.64 |
45-23-7 | 23 | 19.8 | 1.6 | 45 | 10.5 | 1.7 | 7 | 0.704 | 11.32 |
46-25-9-5 | 25.9 | 22.4 | 1.75 | 46 | 9.5 | 1.85 | 5 | 0.535 | 7.6 |
47-25.9-7 | 25.9 | 22.4 | 1.75 | 47 | 10.5 | 1.85 | 7 | 0.75 | 10.65 |
48-25.4-7 | 25.4 | 22 | 1.7 | 48 | 10.5 | 1.8 | 7 | 0.76 | 11.13 |