外徑(毫米)

壁  厚（毫米）

8

8.5

9

9.5

10

11

12

13

14

15

理論重量（公斤/米）

299

57.41

60.89

64.37

67.83

71.27

78.13

84.93

91.69

98.40

105.06

325

62.54

66.35

70.14

73.92

77.68

85.18

92.63

100.03

107.38

114.68

351

67.67

71.80

75.91

80.01

84.10

92.23

100.32

108.36

116.35

124.29

377

72.79

77.24

81.68

86.10

90.51

99.29

108.02

117.00

125.33

133.91

402

-

-

87.21

91.95

96.67

106.06

115.41

124.71

133.94

143.15

426

-

-

92.55

97.57

102.59

112.58

122.52

132.41

142.25

152.04

450

-

-

97.87

103.20

108.50

119.08

130.61

140.09

150.52

160.90

(465)

-

-

101.10

116.48

112.20

123.15

134.05

144.90

155.70

166.46

480

-

-

104.52

110.22

115.90

127.22

139.49

149.71

160.88

172.00

500

-

-

108.96

114.91

120.83

132.65

145.41

156.12

167.79

179.40

530

-

-

115.62

121.94

128.83

140.78

154.29

165.74

178.14

190.50

(550)

-

-

120.07

126.62

133.10

146.21

159.20

172.15

185.05

197.90

560

-

-

122.28

128.97

135.63

148.92

163.16

175.36

188.50

201.60

600

-

-

131.17

138.34

145.50

159.78

175.00

188.18

202.31

216.39

630

-

-

137.81

145.36

152.89

167.91

183.88

197.80

212.67

227.49