ASTM A213 OD Tolerance Table
| Outside Diameter (mm)
|
Outside Diameter (inch)
|
OD Tolerance
|
| Under 25.4
|
Under 1"
|
±0.10 mm
|
| 25.4 to 38.1 incl.
|
1" to 1.5" incl.
|
±0.15 mm
|
| Over 38.1 to under 50.8
|
Over 1.5" to under 2"
|
±0.20 mm
|
| 50.8 to under 63.5
|
2" to under 2.5"
|
±0.25 mm
|
| 63.5 to under 76.2
|
2.5" to under 3"
|
±0.30 mm
|
| 76.2 to 101.6 incl.
|
3" to 4" incl.
|
±0.38 mm
|
| Over 101.6 to 190.5 incl.
|
Over 4" to 7.5" incl.
|
+0.38 mm / -0.64 mm
|
| Over 190.5 to 228.6 incl.
|
Over 7.5" to 9" incl.
|
+0.38 mm / -1.14 mm |