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AS 1571 Straight
Australian Standard AS 1571 Straight Tubes
Outside Diameter Wall Thickness Form Temper High Pressure Compatible
inches mm mm
1/4" 6.35 0.81 6m Straight Hard Drawn R410A
3/8" 9.52 0.81 6m Straight Bendable R410A
1/2" 12.70 0.81 6m Straight Bendable R410A
5/8" 15.88 0.81 6m Straight Bendable  
5/8" 15.88 1.02 6m Straight Bendable R410A
3/4" 19.05 0.91 6m Straight Bendable  
3/4" 19.05 1.02 6m Straight Bendable  
3/4" 19.05 1.14 6m Straight Bendable R410A
7/8" 22.23 0.91 6m Straight Bendable  
7/8" 22.23 1.40 6m Straight Hard Drawn R410A
1" 25.40 0.91 6m Straight Hard Drawn  
1" 25.40 1.63 6m Straight Hard Drawn R410A
1-1/8" 28.58 0.91 6m Straight Hard Drawn  
1-1/8" 28.58 1.22 6m Straight Hard Drawn  
1-1/8" 28.58 1.83 6m Straight Hard Drawn R410A
1-1/4" 31.75 0.91 6m Straight Hard Drawn  
1-1/4" 31.75 1.22 6m Straight Hard Drawn  
1-1/4" 31.75 2.03 6m Straight Hard Drawn R410A
1-3/8" 34.90 0.91 6m Straight Hard Drawn  
1-3/8" 34.90 1.22 6m Straight Hard Drawn  
1-3/8" 34.90 2.03 6m Straight Hard Drawn R410A
1-1/2" 38.10 0.91 6m Straight Hard Drawn  
1-1/2" 38.10 1.22 6m Straight Hard Drawn  
1-1/2" 38.10 2.29 6m Straight Hard Drawn R410A
1-5/8" 41.28 0.91 6m Straight Hard Drawn  
1-5/8" 41.28 1.22 6m Straight Hard Drawn  
1-5/8" 41.28 2.41 6m Straight Hard Drawn R410A
2" 50.80 1.22 6m Straight Hard Drawn  
2-1/8" 54.00 0.91 6m Straight Hard Drawn  
2-1/8" 54.00 1.22 6m Straight Hard Drawn  
2-5/8" 66.70 1.22 6m Straight Hard Drawn  
3" 76.20 1.63 6m Straight Hard Drawn  
4" 101.60 1.63 6m Straight Hard Drawn  
*** R401 A copper tube is designed to comply with AS4041
*** R401 A copper tube is capable of withstanding working pressure of 4131 kPa at a temperature of 65℃.
AS 1571 Coil
AS 1571 ANNEALED COILS
Outside Diameter Wall Thickness Form Temper High Pressure Compatible
inches mm mm
1/4" 6.35 0.56 30m Coil Annealed  
1/4" 6.35 0.71 30m Coil Annealed  
1/4" 6.35 0.81 30m Coil Annealed R410A
1/4" 6.35 0.91 30m Coil Annealed R410A
1/4" 6.35 1.22 30m Coil Annealed  
5/16" 7.94 0.56 30m Coil Annealed  
5/16" 7.94 0.71 30m Coil Annealed  
5/16" 7.94 0.81 30m Coil Annealed R410A
5/16" 7.94 0.91 30m Coil Annealed R410A
3/8" 9.52 0.56 30m Coil Annealed  
3/8" 9.52 0.71 30m Coil Annealed  
3/8" 9.52 0.81 30m Coil Annealed R410A
3/8" 9.52 0.91 30m Coil Annealed R410A
1/2" 12.70 0.56 30m Coil Annealed  
1/2" 12.70 0.71 30m Coil Annealed  
1/2" 12.70 0.81 30m Coil Annealed R410A
1/2" 12.70 0.91 30m Coil Annealed R410A
5/8" 15.88 0.56 30m Coil Annealed  
5/8" 15.88 0.71 30m Coil Annealed  
5/8" 15.88 0.81 30m Coil Annealed  
5/8" 15.88 0.91 30m Coil Annealed  
5/8" 15.88 1.02 30m Coil Annealed R410A
3/4" 19.05 0.71 30m Coil Annealed  
3/4" 19.05 0.91 30m Coil Annealed  
3/4" 19.05 1.22 30m Coil Annealed R410A
7/8" 22.23 0.91 30m Coil Annealed  
*** R401 A copper tube is designed to comply with AS4041
*** R401 A copper tube is capable of withstanding working pressure of 4131 kPa at a temperature of 65℃.
ASTM B280 Straight
ASTM B280 STRAIGHT LENGTH
Standard Size, In. Outside Diameter in. (mm) Wall Thickness in. (mm) Weight lb/ft (kg/m) ToleranceB
AverageA Outside Diameter +/-, in. (mm) Wall Thickness +/-, in. (mm)
3/8 0.375 (9.52) 0.030 (0.762) 0.126 (0.187) 0.001 (0.025) 0.003 (0.08)
1/2 0.500 (12.70) 0.035 (0.889) 0.198 (0.295) 0.001 (0.025) 0.004 (0.10)
5/8 0.625 (15.90) 0.040 (1.020) 0.285 (0.424) 0.001 (0.025) 0.004 (0.10)
3/4 0.750 (19.10) 0.042 (1.070) 0.362 (0.539) 0.001 (0.025) 0.004 (0.10)
7/8 0.875 (22.20) 0.045 (1.140) 0.455 (0.677) 0.001 (0.025) 0.004 (0.10)
1 1/8 1.125 (28.60) 0.050 (1.270) 0.655 (0.975) 0.0015 (0.038) 0.005 (0.13)
1 3/8 1.375 (34.90) 0.055 (1.400) 0.884 (1.32) 0.0015 (0.038) 0.006 (0.15)
1 5/8 1.625 (41.30) 0.060 (1.520) 1.14 (1.70) 0.002 (0.051) 0.006 (0.15)
2 1/8 2.125 (54.00) 0.070 (1.780) 1.75 (2.60) 0.002 (0.051) 0.007 (0.18)
2 5/8 2.625 (66.70) 0.080 (2.030) 2.48 (3.69) 0.002 (0.051) 0.008 (0.20)
3 1/8 3.125 (79.40) 0.090 (2.290) 3.33 (4.96) 0.002 (0.051) 0.009 (0.23)
3 5/8 3.625 (92.10) 0.100 (2.540) 4.29 (6.38) 0.002 (0.051) 0.010 (0.25)
4 1/8 4.125 (105.00) 0.110 (2.790) 5.38 (8.01) 0.002 (0.051) 0.011 (0.28)
Note : Applicable to drawn temper tube only

A The average outside diametr of a tube is the average of the maximum and minimum outside diameters as
B The tolerances listed represent the maximum deviation at any point
ASTM B280 Coil
ASTM B280 COIL LENGTH
Standard Size, In. Outside Diameter in. (mm) Wall Thickness in. (mm) Weight lb/ft (kg/m) ToleranceB
AverageA Outside Diameter +/-, in. (mm) Wall Thickness +/-, in. (mm)
1/8 0.125 (3.18) 0.030 (0.762) 0.0347 (0.0516) 0.002 (0.051) 0.003 (0.08)
3/16 0.187 (4.75) 0.030 (0.762) 0.0575 (0.0856) 0.002 (0.051) 0.003 (0.08)
1/4 0.250 (6.35) 0.030 (0.762) 0.0804 (0.120) 0.002 (0.051) 0.003 (0.08)
5/16 0.312 (7.92) 0.032 (0.813) 0.109 (0.162) 0.002 (0.051) 0.003 (0.08)
3/8 0.375 (9.52) 0.032 (0.813) 0.134 (0.199) 0.002 (0.051) 0.003 (0.08)
1/2 0.500 (12.70) 0.032 (0.813) 0.182 (0.271) 0.002 (0.051) 0.003 (0.08)
5/8 0.625 (15.90) 0.035 (0.889) 0.251 (0.373) 0.002 (0.051) 0.004 (0.10)
3/4 0.750 (19.10) 0.035 (0.889) 0.305 (0.454) 0.0025 (0.064) 0.004 (0.10)
3/4 0.750 (19.10 0.042 (1.070) 0.362 (0.539) 0.0025 (0.064) 0.004 (0.10)
7/8 0.875 (22.20) 0.045 (1.140) 0.455 (0.677) 0.003 (0.076) 0.004 (0.10)
1-1/8 1.125 (28.60) 0.050 (1.270) 0.665 (0.975) 0.0035 (0.089) 0.005 (0.13)
1-3/8 1.375 (34.90) 0.055 (1.40) 0.884 (1.32) 0.004 (0.10) 0.006 (0.15)
1-5/8 1.625 (41.30) 0.060 (1.520) 1.14 (1.70) 0.0045 (0.11) 0.006 (0.15)
A The average outside diametr of a tube is the average of the maximum and minimum outside diameters as
B The tolerances listed represent the maximum deviation at any point
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