Si

(Max)

Mn

(Max)

C

(Max)

P (Max.)

S

(Max)

0.55

1.60

0.22

0.025

0.025

抗拉强度

Min

屈服强度

Min

延伸率

% Min

580 N/mm2

420 N/mm2

10

内径(mm)

公差(mm)

H7

H8

H9

H10

≦30

+0.021/0

+0.033/0

+0.052/0

+0.084/0

30 -≦50

+0.025/0

+0.039/0

+0.062/0

+0.100/0

50 -≦80

+0.030/0

+0.046/0

+0.074/0

+0.120/0

80 -≦120

+0.035/0

+0.054/0

+0.087/0

+0.140/0

120 -≦180

+0.040/0

+0.063/0

+0.100/0

+0.160/0

180 -≦250

+0.046/0

+0.072/0

+0.115/0

+0.185/0

250 -≦315

+0.052/0

+0.081/0

+0.130/0

+0.210/0

315 -≦700

+0.057/0

+0.089/0

+0.140/0

+0.230/0