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石 油 专 用 管
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管线钢管 执行标准 API
Spec 5L
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(1)
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(2)
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(3)
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(4)
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(5)
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(6)
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(7)
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(8)
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(9)
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(10)
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(11)
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(12)
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(13)
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(14)
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尺寸
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规定外径
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规定壁厚
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单位长度重量
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计算内径
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最低试验压力（kPaX100）
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kg/m
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Lg/ft
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钢级
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A
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B
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X42
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X46
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X52
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X56
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X60
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X65
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X70
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0.84
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21.3
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0.109
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2.8
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1.28
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0.85
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15.7
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48
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48
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1.05
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26.7
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0.113
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2.9
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1.7
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1.13
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20.9
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48
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48
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1.315
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33.4
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0.133
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3.4
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2.52
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1.68
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26.6
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48
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48
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1.66
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42.2
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0.14
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3.6
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3.43
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2.27
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35
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83
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90
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1.9
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48.3
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0.145
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3.7
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4.07
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2.72
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40.9
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83
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90
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23/8
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60.3
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0.109
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2.8
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3.97
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2.64
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54.7
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115
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134
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23/8
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60.3
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0.125
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3.2
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4.51
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3.01
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53.9
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132
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153
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23/8
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60.3
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0.141
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3.6
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5.03
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3.37
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53.1
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148
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172
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23/8
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60.3
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0.154
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3.9
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5.42
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3.66
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52.5
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161
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172
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23/8
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60.3
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0.172
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4.4
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6.07
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4.05
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51.5
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172
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172
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27/8
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73
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0.109
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2.8
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4.85
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3.22
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67.4
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95
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111
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133
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146
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165
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178
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191
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206
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207
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27/8
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73
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0.125
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3.2
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5.51
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3.67
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66.6
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109
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127
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153
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167
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189
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203
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207
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207
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207
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27/8
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73
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0.141
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3.6
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6.16
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4.12
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65.8
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122
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143
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172
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188
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207
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207
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207
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207
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207
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27/8
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73
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0.156
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4
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6.81
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4.53
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65
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136
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158
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191
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207
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207
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207
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207
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207
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207
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27/8
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73
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0.172
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4.4
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7.44
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4.97
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64.2
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150
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172
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207
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207
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207
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207
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207
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207
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207
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27/8
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73
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0.188
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4.8
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8.07
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5.4
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63.4
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163
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172
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207
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207
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207
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207
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207
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207
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207
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27/8
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73
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0.203
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5.2
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8.69
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5.8
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62.6
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172
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172
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207
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207
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207
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207
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207
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207
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207
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27/8
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73
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0.216
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5.5
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9.16
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6.14
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62
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172
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172
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207
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207
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207
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207
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207
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207
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207
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31/2
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88.9
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0.109
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2.8
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5.95
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3.95
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83.3
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78
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91
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110
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120
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136
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146
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156
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169
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183
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31/2
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88.9
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0.125
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3.2
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6.76
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4.51
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82.5
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89
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104
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125
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137
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155
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167
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179
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194
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207
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31/2
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88.9
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0.141
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3.6
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7.57
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5.06
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81.7
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101
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117
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141
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154
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174
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188
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201
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207
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207
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31/2
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88.9
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0.156
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4
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8.37
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5.58
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80.9
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112
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130
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157
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171
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194
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207
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207
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207
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207
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31/2
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88.9
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0.172
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4.4
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9.17
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6.12
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80.1
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123
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143
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172
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188
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207
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207
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207
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207
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207
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31/2
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88.9
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0.188
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4.8
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9.95
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6.66
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79.3
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134
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156
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188
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205
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207
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207
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207
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207
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207
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31/2
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88.9
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0.216
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5.5
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11.31
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7.58
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77.9
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154
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172
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207
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207
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207
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207
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207
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207
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207
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31/2
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88.9
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0.25
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6.4
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13.02
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8.69
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76.1
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172
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172
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207
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207
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207
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207
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207
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207
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207
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41/2
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114.3
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0.125
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3.2
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8.77
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5.85
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107.9
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70
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81
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97
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106
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121
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130
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139
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151
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162
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41/2
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114.3
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0.141
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3.6
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9.83
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6.57
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107.1
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78
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91
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110
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120
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136
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146
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156
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169
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183
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41/2
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114.3
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0.156
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4
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10.88
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7.24
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106.3
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87
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101
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122
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133
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151
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162
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174
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188
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203
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41/2
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114.3
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0.172
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4.4
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11.92
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7.96
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105.5
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96
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111
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134
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146
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166
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178
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191
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207
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207
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41/2
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114.3
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0.188
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4.8
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12.96
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8.67
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104.7
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104
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121
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146
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160
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181
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195
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207
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207
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207
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41/2
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114.3
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0.203
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5.2
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13.99
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9.32
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103.9
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113
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132
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158
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173
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196
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207
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207
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207
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207
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41/2
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114.3
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0.219
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5.6
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15.01
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10.02
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103.1
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122
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142
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170
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186
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207
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207
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207
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207
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207
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41/2
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114.3
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0.237
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6
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16.02
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10.8
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102.3
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130
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152
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183
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200
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207
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207
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207
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207
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207
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41/2
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114.3
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0.25
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6.4
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17.03
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11.36
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101.5
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139
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162
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195
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207
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207
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207
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207
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207
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207
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41/2
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114.3
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0.281
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7.1
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18.77
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12.67
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100.1
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154
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180
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207
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207
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207
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207
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207
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207
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207
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41/2
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114.3
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0.312
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7.9
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20.73
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13.97
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98.5
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172
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193
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207
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207
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207
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207
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207
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207
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207
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59/16
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141.3
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0.125
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3.2
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10.9
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7.27
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134.9
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56
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65
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79
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86
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98
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105
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113
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122
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131
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59/16
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141.3
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0.156
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4
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13.54
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9.02
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133.3
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70
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82
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99
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108
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122
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131
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141
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152
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164
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|
59/16
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141.3
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0.188
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4.8
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16.16
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10.8
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131.7
|
84
|
98
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118
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129
|
146
|
157
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169
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183
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197
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|
59/16
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141.3
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0.219
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5.6
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18.74
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12.51
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130.1
|
98
|
115
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138
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151
|
171
|
184
|
197
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207
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207
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|
59/16
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141.3
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0.258
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6.6
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21.92
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14.63
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128.1
|
116
|
135
|
163
|
178
|
201
|
207
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207
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207
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207
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|
59/16
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141.3
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0.281
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7.1
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23.5
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15.87
|
127.1
|
125
|
145
|
175
|
191
|
207
|
207
|
207
|
207
|
207
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|
59/16
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141.3
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0.312
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7.9
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25.99
|
17.51
|
125.5
|
139
|
162
|
195
|
207
|
207
|
207
|
207
|
207
|
207
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|
65/8
|
168.3
|
0.125
|
3.2
|
13.03
|
8.69
|
161.9
|
47
|
55
|
83
|
90
|
102
|
110
|
118
|
128
|
138
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|
65/8
|
168.3
|
0.141
|
3.6
|
14.62
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9.77
|
161.1
|
53
|
62
|
93
|
102
|
115
|
124
|
133
|
144
|
155
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|
65/8
|
168.3
|
0.156
|
4
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16.21
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10.79
|
160.3
|
59
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69
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103
|
113
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