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Size Chart

Coiled Tubing Size

Imperial size Metric size
OD
inch 		WT
inch 		OD
mm 		WT
mm
1/8 (0.125) 0.028 3.18 0.71
  0.035 3.18 0.89
3/16 (0.188) 0.028 4.76 0.71
  0.035 4.76 0.89
  0.049 4.76 1.24
1/4 (0.250) 0.035 6.35 0.89
  0.049 6.35 1.24
  0.065 6.35 1.65
  0.083 6.35 2.11
3/8 (0.375) 0.035 9.53 0.89
  0.049 9.53 1.24
  0.065 9.53 1.65
  0.083 9.53 2.11
1/2 (0.500) 0.035 12.7 0.89
  0.049 12.7 1.24
  0.065 12.7 1.65
  0.083 12.7 2.11

Tubing length up to 32,808 feet (10,000 m) For control line, chemical injection line, umbilicals

Available materials

Austenitic: 316L

Duplex: S31803, S32205

Super Duplex: S32750

Nickel alloy: N06625, N08825

Straight Tubing Size

Imperial size Metric size
OD
inch 		WT
inch 		OD
mm 		WT
mm
1/4 (0.250) 0.035 6.35 0.89
  0.049 6.35 1.24
  0.065 6.35 1.65
  0.083 6.35 2.11
3/8 (0.375) 0.035 9.53 0.89
  0.049 9.53 1.24
  0.065 9.53 1.65
  0.083 9.53 2.11
1/2 (0.500) 0.035 12.7 0.89
  0.049 12.7 1.24
  0.065 12.7 1.65
  0.083 12.7 2.11
5/8 (0.625) 0.035 15.88 0.89
  0.049 15.88 1.24
  0.065 15.88 1.65
  0.083 15.88 2.11
3/4 (0.75) 0.035 19.05 0.89
  0.049 19.05 1.24
  0.065 19.05 1.65
  0.083 19.05 2.11
1 0.035 25.4 0.89
  0.049 25.4 1.24
  0.065 25.4 1.65
  0.083 25.4 2.11

Tubing length up to 82 feet (25 m) For control line, chemical injection line, umbilicals

Available materials

Austenitic: 316L

Duplex: S31803, S32205

Super Duplex: S32750

Nickel alloy: N06625, N08825

Tolerance

Dimension Range of Tubing

Outside Diameter: 1/8" – 1" (3.175 – 25.4 mm)

Dimension Tolerance


ASTM A269 / ASME SA269
Size OD Tolerance OD Wall thickness
≤1/2"
(≤12.7 mm)


1/2 (12.7

±0.005"
(±0.13 mm)


±0.005"
(±0.13 mm)

±15%
±10%


±15%
±10%

 

ASTM A632 / ASME SA632    
Size OD Tolerance OD Wall thickness
1/8≤OD<3/16"
(3.175≤OD<4.76 mm)


3/16≤OD<1/2"
(4.76≤OD<12.7 mm)

+0.003/-0.000"
(+0.08/-0.00 mm)


+0.004/-0.000"
(+0.10/-0.00 mm)

±10%
±10%


±10%
±10%

 

EN10305-1    
Size OD Tolerance OD Wall thickness
1/4≤OD<1"
(6.35≤OD<25.4 mm) 		±0.003"
(±0.08 mm) 		±10%
±10%

 

EN10305-1    
Size OD Tolerance OD Wall thickness
1/4≤OD<1"
(6.35≤OD<25.4 mm) 		±0.003"
(±0.08 mm) 		±10%
±10%