公称外径

平均外径偏差

0.63Mpa

0.8Mpa

1.0Mpa

1.25Mpa

1.6Mpa

2.0Mpa

2.5Mpa

壁厚及偏差

壁厚及偏差

壁厚及偏差

壁厚及偏差

壁厚及偏差

壁厚及偏差

壁厚及偏差

20

+0.3
0

2.0+0.4
0

2.0+0.5
0

25

+0.3
0

2.0+0.4
0

2.3+0.5
0

2.8+0.5
0

32

+0.3
0

2.0+0.4
0

2.4+0.5
0

2.9+0.5
0

3.6+0.6
0

40

+0.3
0

2.0+0.4
0

2.4+0.5
0

3.0+0.5
0

3.7+0.6
0

4.5+0.7
0

50

+0.3
0

2.0+0.4
0

2.4+0.5
0

3.0+0.5
0

3.7+0.6
0

4.6+0.7
0

5.6+0.9
0

63

+0.3
0

2.0+0.4
0

2.5+0.5
0

3.0+0.5
0

3.7+0.6
0

4.7+0.8
0

5.8+0.9
0

7.1+1.1
0

75

+0.3
0

2.3+0.5
0

2.9+0.5
0

3.6+0.6
0

4.5+0.7
0

5.6+0.9
0

6.9+1.1
0

8.4+1.3
0

90

+0.3
0

2.8+0.5
0

3.5+0.6
0

4.3+0.7
0

5.4+0.9
0

6.7+1.1
0

8.2+1.3
0

10.1+1.6
0

110

+0.4
0

2.7+0.5
0

3.4+0.6
0

4.2+0.7
0

5.3+0.8
0

6.6+1.0
0

8.1+1.3
0

10.0+1.5
0

125

+0.4
0

3.1+0.6
0

3.9+0.6
0

4.8+0.8
0

6.0+0.9
0

7.4+1.2
0

9.2+1.4
0

11.4+1.8
0

140

+0.5
0

3.5+0.6
0

4.3+0.7
0

5.4+0.9
0

6.7+1.1
0

8.3+1.3
0

10.3+1.6
0

12.7+2.0
0

160

+0.5
0

4.0+0.6
0

4.9+0.8
0

6.2+1.0
0

7.7+1.2
0

9.5+1.5
0

11.8+1.8
0

14.6+2.2

180

+0.6
0

4.4+0.7
0

5.5+0.9
0

6.9+1.1
0

8.6+1.3
0

10.7+1.7
0

13.3+2.0
0

16.4+2.5

200

+0.6
0

4.9+0.8
0

6.2+1.0
0

7.7+1.2
0

9.6+1.5
0

11.9+1.8
0

14.7+2.3
0

18.2+2.8

225

+0.7
0

5.5+0.9
0

6.9+1.1
0

8.6+1.3
0

10.8+1.7
0

13.4+2.1
0

16.6+2.5
0

250

+0.8
0

6.2+1.0
0

7.7+1.2
0

9.6+1.5
0

11.9+1.8
0

14.8+2.3
0

18.4+2.8
0

280

+0.9
0

6.9+1.1

8.6+1.3
0

10.7+1.7
0

13.4+2.1
0

16.6+2.5
0

20.6+3.1
0

315

+1.0
0

7.7+1.2
0

9.7+1.5
0

12.1+1.9
0

15.0+2.3
0

18.7+2.9
0

355

+1.1
0

8.7+1.4
0

10.9+1.7
0

13.6+2.1
0

16.9+2.6
0

21.1+3.2
0

400

+1.2
0

9.8+1.5
0

12.3+1.9
0

15.3+2.3
0

19.1+2.9
0

450

+1.4
0

11.0+1.7
0

13.8+2.1
0

17.2+2.6
0

21.5+3.3
0

500

+1.5
0

12.3+1.8
0

15.3+2.3
0

19.1+2.9
0

630

+1.9
0

15.4+2.4
0

19.3+2.9
0

24.1+3.7
0