Mueller Middle East’s Halstead refrigeration service coils are designed to meet the demanding conditions of modern HVAC/R applications and refrigerants. Our coils are cast from the highest purity copper and manufactured to global standards.

Each coil is dehydrated, nitrogen purged, sealed with end caps, and shrink-wrapped individually to maintain high cleanness from our factory to your job site. Our standards ensure long life expectancy for your HVAC/R system devices and equipment. 

Product Specification Table

The outer diameter and wall thickness is manufactured in accordance with ASTM B743

Type Size (OD)
Inch
mm
 Wall thickness
Inch
mm
 Weight/Coil
Kg
lbs
 Box Qty
Soft coilASTM B74350ft/15.24m*
1/4” 6.35 0.024” 0.610 1.50 3.31 10
3/8” 9.52 0.024” 0.610 2.33 5.14 10
1/2” 12.70 0.028” 0.711 3.66 8.07 5
5/8” 15.88 0.028” 0.711 4.63 10.21 4
3/4” 19.05 0.032” 0.813 6.36 14.02 3
7/8” 22.22 0.040” 1.020 9.24 20.38 3

Highlights

+ HIGHEST PURITY COPPER

Produced in compliance with ASTM phosphorus deoxidized DHP UNS C12200 grade of copper (Cu > 99.9%, P0.015%-0.040%).

+ SUPER CLEAN COILS

Each coil is vacuumed and purged with nitrogen to obtain internal residue less than 0.0035 g/ft (as per the specified cleanness limit set by ASTM B280 & ASTM B743) to provide maximum protection against harmful oxides during soldering/brazing.

+ OPTIMIZED FOR THE JOB SITE

✓ Suitable for Variable Refrigeration Flow (VRF) Systems and modern refrigerants, including R410A

✓ UL recognized to 700psi at 250 degrees Fahrenheit (in select sizes)

✓ Annealed to ensure easy field installation and tested for: 

- Elongation greater than >40%

- Flaring expansion greater than >40% of the outer diameter

- Tensile strength greater than >205 MPa

+ RIGID AND SPACE EFFICIENT

✓ Each coil is labeled with durable ink and a unique barcode for easy identification and traceability

✓ Unique rigid box design:

- Stackable 20-box high

- 15% more space efficient

- 360° identification

All our products comply with the following international standards: