ABOUT US
Domestic sales Department:
Tel:0086-546-2777888
Fax:0086-546-2777999
E-mail:yxb@mingzhugroup.com
International Business Department:
Tel:0086-546-2881368
Fax:0086-546-2881378
E-mail:info@mingzhugroup.com
CONTACT US
Shandong Mingzhu Petroleum Equipment Co., Ltd.
Add：East of Shengxing Road, Kenli County Economic Development
Zone,Dongying City,Shandong Province
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Copyright © 2018 Shandong Mingzhu Petroleum Equipment Co., Ltd. All Rights Reserved 国际站建设：中企动力 淄博 鲁ICP备09075575号
East of Shengxing Road, Kenli County Economic Development Zone,Dongying City
In oil field drilling engineering, oil drill pipe is the main component of ground rotation system, lifting system, circulation system, drill collar and drill bit, through which they reach the turntable to drive the rotation of the drill bit, the big hook drives the drill bit up and down, and the mud is sent to the bottom of the well to form a cycle. , in order to achieve bit broken rock formation and continuous drilling
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Specification
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Tube outer diameter
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Flat end weight
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Wall thickness
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RSC type
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Steel grade
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Thickening type
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Code 1
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Code 2
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in
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lb/ft
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inch
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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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/
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/
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/
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2 3/8
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6.65
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2.375
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60.32
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6.26
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9.33
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0.280
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7.11
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NC26
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E, X, G
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EU
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2 7/8
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10.40
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2.875
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73.02
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9.72
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14.47
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0.362
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9.19
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NC31
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E, X, G, S
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EU
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3 1/2
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13.30
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3.500
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88.90
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12.31
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18.34
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0.368
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9.35
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NC38
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E, X, G, S
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EU
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15.50
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3.500
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88.90
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14.63
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21.79
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0.449
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11.40
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NC38, NC40
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E, X, G, S
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EU
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4
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14.00
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4.000
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101.60
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12.93
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19.27
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0.330
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8.38
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NC40, NC46
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E, X, G, S
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EU, IU
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4 1/2
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16.60
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4.500
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114.30
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14.98
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22.32
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0.337
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8.56
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NC46, NC50
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E, X, G, S
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EU, IEU
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20.00
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4.500
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114.30
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18.69
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27.84
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0.430
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10.92
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NC46, NC50
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E, X, G, S
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EU, IEU
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5
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19.50
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5.000
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127.00
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17.93
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26.70
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0.362
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9.19
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NC50, 5 1/2 FH
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E, X, G, S
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IEU
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25.60
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5.000
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127.00
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24.03
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35.80
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0.500
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12.70
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NC50, 5 1/2 FH
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E, X, G, S
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IEU
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5 1/2
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21.90
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5.500
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139.70
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19.81
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29.52
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0.361
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9.17
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5 1/2 FH
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E, X, G, S
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IEU
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24.70
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5.500
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139.70
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22.54
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33.57
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0.415
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10.54
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5 1/2 FH
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E, X, G, S
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IEU
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6 5/8
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25.20
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6.625
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168.28
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22.19
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33.04
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0.330
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8.38
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6 5/8 FH
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E, X, G, S
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IEU
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27.70
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6.625
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168.28
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24.22
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36.06
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0.362
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9.19
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6 5/8 FH
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E, X, G, S
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IEU
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RSC-rotary shoulder connection, EU-external thickening, IU-internal thickening, IEU-internal and external thickening
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