Materials
| a) Tube Materials | Diameter | Wall Thickness | Type | ||
| inches | mm | SWG | mm | ||
| Seamless ACR Copper for water, refrigerant and steam coils |
3/8 | 9.525 | 22-31 | 0.71-0.30 | Plain/Grooved |
| 1/2 | 12.7 | 18-27 | 1.22-0.41 | Plain | |
| 5/8 | 15.875 | 18-27 | 1.22-0.41 | Plain | |
| b) Fin Materials | Thickness (mm) |
| Aluminum | 0.110-0.210 |
| Copper | 0.110-0.120 |
| c) Mounting Frame & Casing | Thickness (mm) |
| Hot-Dip (standard) Galvanized Steel | 0.50-2.0 |
| 304 stainless steel | 1.25 |
| Aluminium | 1.50-2.0 |
| Copper | 1.00-3.0 |
| d) Brazing | Percentage |
| Solder | 0%-25% |
| e)Protective Coatings | Polyester |
| f)Testing Pressure | Nitrogen 20-35 bar |
Patterns Available
| a) 3/8 Inches Dia | ||||
| Option A | Option B | |||
| MM | Inches | MM | Inches | |
| Row Pitch | 22 | 0.876 | 22 | 0.876 |
| Face / Step Pitch | 25.4 | 1 | 25.4 | 1 |
| FPI Available | 10-22 | 4-8 | ||
| Fin Type | Wave / Flat / Corrugated / Slit | |||
| b) 1/2 Inches Dia | ||||
| Option A | Option B | |||
| MM | Inches | MM | Inches | |
| Row pitch | 31.62 | 1.25 | 27.48 | 1.082 |
| Face / Step Pitch | 36.51 | 1.4375 | 31.75 | 1.25 |
| FPI Available | 8-18 | 4-9 | ||
| Fin Type | Wave / Flat / Corrugated / Slit | |||
| c) 5/8 Inches Dia | ||
| Option A | ||
| MM | Inches | |
| Row pitch | 31.62 | 1.25 |
| Face / Step Pitch | 36.51 | 1.4375 |
| FPI Available | 8-18 | |
| Fin Type | Wave / Flat / Corrugated | |
