Standards and Specifications

StandardCopper Alloy No.Chemical CompositionTemperTensile Strength (MPa)Elongation
(%)		Grain Size
(in MM)
Cu%P%
ASTM B-68C1220099.9% min99.9% min060200 min>40%0.040 min
050200 min>40%0.015 - 0.040
JIS H3300C122099.9% min0.015 - 0.040%0205 min>40%0.025 - 0.060
0L205 min>40%0.040 max
1/2H245 - 325 min--
H315 min--
ASTM B-75C1220099.9% min0.015 - 0.040%H 58250 min--
H 80310 min--
EN 1057-99.9% min0.015 - 0.040%R 22022040% min-
R 25025030% or 20%-
R 290290--
IS 2501DHP IS 291
Part VIII		99.8%0.015 - 0.040%0205 min>40%-
HD280 min--

  • DHP grade with copper purity of 99.9% min and phosphorus purity of 0.015 – 0.040%

  • Compatible with R-410A, R-407C, R-404A, R-134A, R-23 & R22 refrigerants

ACR Mechanical Properties – ASTM B280

Temper DesignationFormTensile Strength (min)Vickers
Hardness
HV5		Elongation
in 2 inches
min %		Average
grain size
in mm
StandardTemperksiMPaHV5min %in mm
O60Soft AnnealedCoils30205<60400.040
H021/2 HardStraight Lengths3625075-10030N/A
H58Hard DrawnStraight Lengths42290>100N/AN/A

PRODUCT RANGE

  • Hard/half hard straight length copper tubes in lengths up to 6m: 1/4″ to 2-5/8″ in wall thickness as per specification
  • Bright annealed pancake coils: 1/4″ to 7/8″ in wall thickness as per specification
  • Bright annealed straight length copper tubes in lengths up to 12 ft: 1/4″ to 2-5/8″ in wall thickness as per specification

YOUR BENEFITS WITH UNIFLOW VRF/VRV RANGE

  • Certified and approved by top VRF/VRV manufacturers
  • Tube quality meets ASTM B280 standards
  • Compatible for use with R410A, R407C, R404A, R134A, R32 and R22 refrigerants

  • Standard wall thicknesses available, special wall thicknesses can be manufactured based on VRF/VRV manufacturer’s recommendation for the site

  • Easy to transport, process at site, unwind, bend and join