Standard

Size deviation

OD

thickness

Single

ASTM A53

≤1.5 inch

±1/64 inch[0.4mm]

±12.5%

±10%

≥2 inch

±1%

ASTM A106

1/8 – 1.5 inch6-40 mm

±1/64inch[0.4mm]

±12.5%

+10%-3.5%

1.5-4 inch40-100 mm

±1/32inch[0.8mm]

4-8 inch100-200 mm

+1/16inch[1.6mm]-1/32inch[0.8mm]

8-18 inch200-450 mm

+3/32inch[2.4mm]-1/32inch[0.8mm]

18-26 inch450-650 mm

+1/8inch[3.2mm]-1/32inch[0.8mm]

26-34 inch650-850 mm

+5/32inch[4.0mm]-1/32inch[0.8mm]

34-48 inch850-1200 mm

+3/16inch[4.8mm]-1/32inch[0.8mm]

ASTM A213

±10%

ASTM A252

±1%

±12.5%

+15%-5%

ASTM A335

1/8-1.5 inch6-40 mm

+1/64inch[0.40mm]-1/64inch[0.40mm]

1/8-2.5inch6-65mm

+20%-12.5%

>1.5-4 inch>40-100 mm

+1/32inch[0.79mm]-1/32inch[0.79mm]

>4-8 inch>100-200 mm

+1/16inch[1.59mm]-1/32inch[0.79mm]

>2.5inch65mm,t/D≤5%

+22.5%-12.5%

>8-12 inch>200-300 mm

+3/32inch[2.38mm]-1/32inch[0.79mm]

>12 inch>300mm

±1%

>2.5inch65mmt/D>5%

+15.0%-12.5%

ASTM A500

≤1.9 inch48 mm

±0.5%

10%

≥2.0 inch50 mm

±0.75%

ASTM A501

≤1.5 inch

±1/64inch[0.4mm]

±3.5%

>1.5 inch

±1/32inch[0.79mm]

ASTM A519For RoundHot-finishedTubing

≤2.999inch76.17mm

±0.02inch[0.51mm]

3.0-4.499inch76.2-114.27mm

±0.025inch[0.64mm]

4.5-5.999inch114.30-152.37mm

±0.031inch[0.79mm]

6.0-7.499inch152.4-190.47mm

±0.037inch[0.94mm]

7.5-8.999inch190.5-228.57mm

±0.045inch[1.14mm]

9.0-10.750inch228.6-273.05

±0.050inch[1.27mm]

ASTM A523

±1%

ASTM A524

1/8-1.5inch

+1/64inch[0.4mm]-1/32inch[0.8mm]

±12.5%

+6.5%-3.5%

>1.5-4inch

±1/32[0.8mm]

>4-8inch

+1/16inch[1.6mm]-1/32inch[0.8mm]

>8-18inch

+3/32inch[2.4mm]-1/32inch[0.8mm]

>18inch

+1/8inch[3.2mm]-1/32inch[0.8mm]

ASTM A556

<1.0inch[25.4mm]

±0.004inch0.10mm

+20%0

1.0-1.25inch25.4-31.7mm

±0.006inch0.15mm

ASTM A589

<1.5inch

±1/64inch[0.4mm]

±5%

≥1.5inch

±1%

ASTM A795

<1.5inch

±1/64inch[0.4mm]

±12.5%

±5%

≥2inch

±1%