公称外径 nominal O.D
mm

公称壁厚　Nominal Wall Thickness mm

5.0

5.5

6.0

7.0

8.0

9.0

10.0

11.0

12.0

13.0

14.0

15.0

16.0

18.0

20.0

22.0

219

26.39

28.96

31.51

36.60

41.63

273

33.04

36.28

39.51

45.92

325

39.46

43.33

47.26

54.90

62.54

70.13

377

45.88

50.39

54.89

63.87

72.80

81.67

426

51.91

57.03

62.14

72.33

82.46

92.55

102.59

457

55.73

61.24

66.73

77.69

88.58

99.43

110.23

120.98

131.60

142.34

508

74.28

86.48

98.64

110.75

122.81

134.82

146.78

158.69

529

77.38

90.11

102.78

115.41

127.99

140.51

152.99

165.42

559

81.82

95.29

108.70

122.07

135.38

148.65

161.87

175.04

610

89.37

104.09

118.76

133.39

147.96

162.48

176.96

191.39