 products
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casing is used as wall of oil or gas well.
features:
purified steel; stable chemical composition; good quality surface; high accuracydimension (accu-roll tube rolling mill is also called as accurate tube rolling mill, at present, it is the most caaurate of all the tube rolling mills) ,perfect mechanical properties and workmanship are products virtues.
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outside diamerter
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nominal linear masses(t&c)
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wall thickness
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type of end-finish
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in.
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mm
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lb./ft.
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kg/m
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in.
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mm
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j55 k55
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l80
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n80
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c90 t95
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p110
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q125
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4-1/2
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114.30
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10.50
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15.63
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0.224
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5.69
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psb
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--
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--
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--
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--
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--
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4-1/2
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114.30
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11.60
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17.26
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0.250
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6.35
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pslb
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plb
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plb
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plb
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plb
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--
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4-1/2
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114.30
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13.50
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20.09
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0.290
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7.37
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--
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plb
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plb
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plb
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plb
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--
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4-1/2
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114.30
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15.10
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22.47
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0.337
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8.56
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--
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--
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--
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--
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plb
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plb
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5
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127.00
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11.50
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17.11
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0.220
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5.59
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ps
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--
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--
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--
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--
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--
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5
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127.00
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13.00
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19.35
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0.253
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6.43
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pslb
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--
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--
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--
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--
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--
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5
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127.00
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15.00
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22.32
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0.296
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7.52
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pslb
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plb
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plb
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plb
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plb
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--
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5
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127.00
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18.00
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26.79
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0.362
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9.19
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--
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plb
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plb
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plb
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plb
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plb
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5-1/2
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139.70
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14.00
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20.83
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0.244
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6.20
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ps
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--
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--
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--
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--
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--
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5-1/2
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139.70
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15.50
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23.07
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0.275
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6.98
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pslb
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--
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--
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--
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--
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--
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5-1/2
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139.70
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17.00
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25.30
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0.304
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7.72
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pslb
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plb
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plb
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plb
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plb
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--
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5-1/2
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139.70
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20.00
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29.76
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0.361
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9.17
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--
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plb
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plb
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plb
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plb
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--
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5-1/2
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139.70
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23.00
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34.23
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0.415
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10.54
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--
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plb
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plb
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plb
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plb
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plb
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6-5/8
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168.28
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20.00
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29.76
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0.288
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7.32
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pslb
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--
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--
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--
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--
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--
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6-5/8
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168.28
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24.00
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35.72
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0.352
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8.94
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pslb
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plb
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plb
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plb
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plb
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--
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6-5/8
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168.28
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28.00
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41.67
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0.417
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10.59
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--
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plb
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plb
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plb
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plb
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--
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6-5/8
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168.28
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32.00
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47.62
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0.475
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12.06
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--
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plb
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plb
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plb
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plb
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plb
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7
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177.80
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20.00
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29.76
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0.272
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6.91
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ps
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--
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--
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--
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--
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--
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7
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177.80
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23.00
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34.23
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0.317
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8.05
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pslb
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plb
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plb
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plb
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--
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--
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7
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177.80
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26.00
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38.69
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0.362
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9.19
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pslb
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plb
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plb
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plb
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plb
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--
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7
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177.80
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29.00
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43.16
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0.408
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10.36
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--
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plb
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plb
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plb
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plb
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--
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7
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177.80
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32.00
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47.62
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0.453
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11.51
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--
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plb
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plb
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plb
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plb
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--
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7
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177.80
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35.00
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52.09
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0.498
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12.65
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--
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plb
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plb
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plb
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plb
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plb
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7
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177.80
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38.00
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56.55
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0.540
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13.72
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--
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plb
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plb
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plb
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plb
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plb
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7-5/8
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193.68
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26.40
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39.29
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0.328
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8.33
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pslb
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plb
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plb
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plb
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--
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--
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7-5/8
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193.68
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29.70
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44.20
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0.375
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9.52
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--
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plb
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plb
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plb
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plb
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--
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7-5/8
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193.68
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33.70
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50.15
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0.430
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10.92
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--
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plb
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plb
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plb
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plb
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--
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7-5/8
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193.68
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39.00
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58.04
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0.500
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12.70
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--
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plb
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plb
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plb
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plb
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plb
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8-5/8
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219.08
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36.00
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53.57
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0.400
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10.16
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pslb
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plb
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plb
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plb
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--
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--
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8-5/8
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219.08
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40.00
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59.53
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0.450
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11.43
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--
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plb
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plb
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plb
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plb
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--
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8-5/8
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219.08
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44.00
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65.48
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0.500
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12.70
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--
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plb
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plb
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plb
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plb
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--
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8-5/8
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219.08
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49.00
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72.92
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0.557
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14.15
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--
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plb
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plb
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plb
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plb
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plb
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9-5/8
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244.48
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36.00
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53.57
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0.352
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8.94
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pslb
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--
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--
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--
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--
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--
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9-5/8
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244.48
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40.00
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59.53
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0.395
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10.03
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pslb
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plb
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plb
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plb
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--
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--
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9-5/8
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244.48
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43.50
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64.73
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0.435
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11.05
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--
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plb
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plb
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plb
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plb
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--
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9-5/8
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244.48
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47.00
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69.94
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0.472
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11.99
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--
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plb
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plb
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plb
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plb
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plb
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9-5/8
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244.48
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53.50
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79.62
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0.545
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13.84
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--
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plb
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plb
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plb
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plb
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plb
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9-5/8
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244.48
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58.40
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86.91
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0.595
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15.11
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--
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plb
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plb
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plb
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plb
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plb
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10-3/4
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273.05
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40.50
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60.27
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0.350
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8.89
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psb
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--
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--
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--
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--
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--
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10-3/4
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273.05
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45.50
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67.71
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0.400
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10.16
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psb
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--
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--
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--
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--
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--
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10-3/4
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273.05
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51.00
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75.90
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0.450
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11.43
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psb
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psb
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psb
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psb
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plb
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--
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10-3/4
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273.05
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55.50
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82.59
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0.495
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12.57
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--
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psb
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psb
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psb
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psb
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--
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10-3/4
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273.05
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60.70
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90.33
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0.545
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13.84
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--
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--
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--
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psb
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psb
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psb
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10-3/4
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273.05
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65.70
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97.77
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0.595
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15.11
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--
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--
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--
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psb
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psb
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psb
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11-3/4
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298.45
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47.00
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69.94
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0.375
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9.53
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psb
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--
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--
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--
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--
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--
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11-3/4
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298.45
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54.00
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80.36
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0.435
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11.05
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psb
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--
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--
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--
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--
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--
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11-3/4
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298.45
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60.00
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89.29
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0.489
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12.42
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psb
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psb
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psb
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psb
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psb
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psb
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13-3/8
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339.72
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54.50
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81.10
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0.380
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9.65
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psb
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--
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--
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--
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--
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--
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13-3/8
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339.72
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61.00
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90.78
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0.430
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10.92
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psb
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--
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--
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--
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--
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--
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13-3/8
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339.72
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68.00
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101.19
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0.480
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12.19
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psb
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psb
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psb
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psb
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psb
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--
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13-3/8
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339.72
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72.00
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107.15
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0.514
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13.06
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--
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psb
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psb
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psb
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psb
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psb
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note:p=plain end, s=short round thread, l=long round thread,t&c=threading and coupling
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casing length:there are three ranges for casing length as per stipulation of api,we furnish as per range 2 or 3
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range 2: 7.62-10.36 meters
range 3: 10.36-14.63 meters
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