ASTM A270
Tolerance
Tolerance(mm)(inch)
(mm)
±1.0%
+ 5- 0
1
+0.05-0.20
+0.002-0.008
±12.5%
+3.2- 0
1 1/2
2
+0.05-0.28
+0.002-0.011
2 1/2
+0.003-0.011
3
+0.08-0.30
+0.003-0.012