单位：kg/米

壁厚

外径

7

8

9

10

12

14

16

18

67

10.36

11.64

12.87

14.06

16.28

68

10.53

11.84

13.09

14.30

16.57

18.64

70

10.89

12.24

13.54

14.81

17.17

19.33

21.36

23.08

72

11.25

12.63

13.99

15.31

17.76

20.03

22.10

23.97

73

11.41

12.82

14.22

15.54

18.05

20.38

22.49

24.42

74

11.57

13.01

14.45

15.79

18.34

20.72

22.88

24.86

75

11.73

13.21

14.68

16.04

18.64

21.06

23.27

25.31

76

11.91

13.41

14.89

16.28

18.93

21.41

23.67

25.76

78

12.21

13.81

15.31

16.78

19.53

22.10

24.46

26.63

80

12.48

14.21

15.76

17.26

20.12

22.79

25.24

27.50

83

13.09

14.80

16.42

17.99

21.01

23.82

26.43

28.83

85

13.38

15.19

10.01

18.48

21.60

24.49

27.22

29.70

外径

7

8

9

10

12

14

16

18

89

14.15

15.98

17.75

19.48

22.78

25.89

28.80

31.52

95

15.17

17.15

19.08

20.96

24.57

27.86

31.17

34.16

98

15.72

17.73

19.75

21.69

25.47

28.89

32.36

35.48

102

16.43

18.54

20.65

22.68

26.64

30.27

33.93

37.29

外径

10

12

14

16

20

25

30

35

108

24.17

28.41

32.45

36.30

43.40

51.17

57.70

112

25.17

29.61

33.79

37.86

45.36

53.65

60.66

66.46

114

25.67

30.21

34.46

38.64

46.34

54.89

62.14

68.18

115

25.92

30.51

34.79

39.03

46.83

55.51

62.88

69.04

121

27.41

32.26

36.84

41.43

49.78

59.08

67.32

74.23

122

27.64

32.53

37.18

41.83

50.29

59.67

68.06

75.11

124

28.12

33.11

37.87

42.63

51.29

60.83

69.54

76.87

125

28.36

33.40

38.20

43.03

51.70

61.42

70.28

77.75

133

30.33

35.81

41.08

46.16

55.73

66.58

76.20

84.58

140

32.05

37.88

43.48

48.92

59.19

70.90

81.38

90.64

142

32.53

38.48

44.18

49.70

60.18

72.14

82.86

92.37

145

33.26

40.37

45.20

50.88

61.66

73.99

85.07

94.95

168

38.96

46.16

53.17

59.97

72.99

88.16

102.09

114.79

175

40.69

48.23

55.58

62.74

76.45

92.49

107.27

120.83

180

41.92

49.71

57.31

64.72

78.90

95.56

110.97

125.13

185

43.16

51.88

59.04

66.68

81.35

98.64

114.67

129.47

外径

8.5

9

10

12

20

25

30

35

219

44.12

46.61

51.54

61.25

98.15

119.60

139.82

158.81

273

55.44

58.59

64.86

77.24

124.78

152.89

179.77

205.42

325

66.34

70.13

77.68

92.62

150.43

184.95

218.24

250.30

355

72.63

76.79

85.08

101.50

165.22

203.44

240.44

250.30

377

77.24

81.67

90.50

108.01

176.07

217.00

256.71

295.18

426

87.51

92.55

102.59

122.51

200.24

247.22

292.96

295.18

450

92.54

97.88

108.51

129.62

212.07

262.01

310.72

358.19

480

98.83

104.54

115.90

138.49

226.87

280.50

332.91

384.08

530

109.31

115.63

128.24

153.29

251.53

311.33

369.90

427.23

630

130.28

137.83

152.90

182.89

300.85

372.98

443.88

513.54