Drill Pipe



Drill Pipe

 

Drill pipes are accorded with API spec 5DP.The drill pipe undergo a full-length inspection that checks the defects, especially the strict inspections on weldneck/upset region are preformed with our both manual and automatic inspection equipments to ensure the high quality.

And the thread is the most important factor for drill pipes, all threads would be machined with CNC Lathes and inspected with related thread gauges in conformance with API Specification. 
Standard sizes for drill pipes
 

Size

Weight Designation

Wall Thickness  

Grade

Outside Diameter

 Calculated Plain-End weight 

Upset Ends. For Weld-on Tools Joint

In Mm In Mm Lb/ft Kg/m
23/8 6.65 0.280 7.11 E,X,G,S 2.375 60.3 6.27 9.33 EU
27/8 10.40 0.362 9.19 E,X,G,S 2.875 73.0 9.72 14.47 IU / EU
31/2   0.254 6.45 E 3.500 88.9 8.81 13.12 IU / EU
31/2 13.30 0.368 9.35 E,X,G,S 3.500 88.9 12.32 18.34 IU / EU
31/2 15.50 0.449 11.40 E 3.500 88.9 14.64 21.79 IU / EU
31/2 15.50 0.449 11.40 X,G,S 3.500 88.9 14.64 21.79 EU / IEU
4 14.00 0.330 8.38 E,X,G,S 4.000 101.6 12.95 19.27 IU / EU
41/2 13.75 0.271 6.88 E 4.500 114.3 12.95 18.23 IU / EU
41/2 16.60 0.337 8.56 E,X,G,S 4.500 114.3 15.00 22.32 EU / IEU
41/2 20.00 0.430 10.92 E,X,G,S 4.500 114.3 18.71 27.84 EU / IEU
5 16.25 0.296 7.52 X,G,S 5.000 127.0 14.88 22.16 IU
5 19.50 0.362 9.19 E 5.000 127.0 17.95 26.70 IEU
5 19.50 0.362 9.19 X,G,S 5.000 127.0 17.95 26.70 EU / IEU
5 25.60 0.500 12.70 E 5.000 127.0 24.05 35.80 IEU
5 25.60 0.500 12.70 X,G,S 5.000 127.0 24.05 35.80 EU / IEU
51/2 21.90 0.361 9.17 E,X,G,S 5.500 139.7 19.83 29.52 IEU
51/2 24.70 0.415 10.54 E,X,G,S 5.500 139.7 22.56 33.57 IEU
65/8 25.20 0.330 8.38 E,X,G,S 6.625 168.3 22.21 33.04 IEU
65/8 27.70 0.362 9.19 E,X,G,S 6.625 168.3  24.24 36.06 IEU

 Request a Quick Quote

SHAANXI KERGY MECHANICAL EQUIPMENT CO.,LTD

TEL: +86-29-85578975 EXT. 8002 | MOBILE: +86-18792562982

E-MAIL: sales@kergyoilfield.com

ADD: ZHANGBA TWO ROAD, GAOXIN DISTRICT, XI'AN CITY, SHAANXI PROVINCE, CHINA


SHAANXI KERGY MECHANICAL EQUIPMENT CO.,LTD