規(guī)格

壁厚

米重

國(guó)標(biāo)水壓值

部標(biāo)水壓值

219

6

32.02

9.7

7.7

7

37.1

11.3

9

8

42.13

12.9

10.3

273

6

40.01

7.7

6.2

7

46.42

9

7.2

8

52.78

10.3

8.3

325

6

47.7

6.5

5.2

7

55.4

7.6

6.1

8

63.04

8.7

6.9

377

6

55.4

5.7

4.5

7

64.37

6.7

5.2

8

73.3

7.6

6

9

82.18

8.6

6.8

10

91.01

-

7.5

426

6

62.25

5.1

4

7

72.83

5.9

4.6

8

82.97

6.8

5.3

9

93.05

7.6

6

10

103.09

8.5

6.7

478

6

70.34

4.5

3.5

7

81.81

5.3

4.1

8

93.23

6

4.7

9

104.6

6.8

5.3

10

115.92

7.5

5.9

529

6

77.89

4.1

3.2

7

90.61

4.8

3.7

8

103.29

5.4

4.3

9

115.92

6.1

4.8

10

128.49

6.8

5.3

630

6

92.83

3.4

2.6

7

108.05

4

3.1

8

123.22

4.6

3.6

9

138.33

5.1

4

10

153.4

5.7

4.5