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 |