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Processed goods Tolerance Standard(ISO, ASTM)

Tolerance
Dia.(mm)
ISO ASTM A484
(REV:'96)
h8 h9 h10 h11 h12
6 　 　 　 　 　 　 ±0.030
8 +0 +0 +0 +0 +0
10 -0.022 -0.036 -0.058 -0.090 -0.150 ±0.040
13 +0 +0 +0 +0 +0
18 -0.027 -0.043 -0.070 -0.110 -0.180 ±0.050
25.4 +0 +0 +0 +0 +0
30 -0.033 -0.052 -0.084 -0.130 -0.210 ±0.060
38.1 +0 +0 +0 +0 +0
50 -0.039 -0.062 -0.100 -0.160 -0.250 ±0.080
+0 +0 +0 +0 +0
80 -0.046 -0.074 -0.120 -0.190 -0.300
101.6 +0 +0 +0 +0 +0
120 -0.054 -0.087 -0.140 -0.220 -0.350 　
　 　 　 　 　 　

• Tolerance grade level K h "+" applies to the direction of (the absolute value of tolerance and level the same as h) / DIN671 same as h9
• Dimensional tolerances of the diameter in the range according to below the upper limit (large) tolerances
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