Enersource invested in two 20,000 ton/year drill pipe manufacturing plants in Taizhou, Jiangsu in April 2007 (production began in 2H07). Now we can supply various kinds of API drill pipe with external diameter of 60.3-168.3 mm, steel grade of E75, X95, G105, S135. Type of upset:: EU, IU, IEU. Thread of joint: NC; REG; FH; IF. Thread type: right-hand and left-hand. Besides API standard products, we also have ability to provide ARP and IRP standards drill pipes according to customers’ requirement such as drill pipe with SS75, SS95, SS105 steel grade or with special joint type.
| Size | Weight | Weight for plain end | OD | WT | Grade | |||
|---|---|---|---|---|---|---|---|---|
| lb/ft | kg/m | in | mm | in | mm | |||
| 2-3/8 | 6.65 | 6.27 | 9.33 | 2.375 | 60.3 | 0.28 | 7.11 | E,X,G,S |
| 2-7/8 | 10.4 | 9.72 | 14.47 | 2.875 | 73 | 0.362 | 9.19 | E,X,G,S |
| 3-1/2 | 9.5 | 8.81 | 13.12 | 3.5 | 88.9 | 0.254 | 6.45 | E |
| 13.3 | 12.32 | 18.34 | 3.5 | 88.9 | 0.368 | 9.35 | E,X,G,S | |
| 15.5 | 14.64 | 21.79 | 3.5 | 88.9 | 0.449 | 11.4 | E | |
| 15.5 | 14.64 | 21.79 | 3.5 | 88.9 | 0.449 | 11.4 | X,G,S | |
| 4 | 14 | 12.95 | 19.27 | 4 | 101.6 | 0.33 | 8.38 | E,X,G,S |
| 4-1/2 | 13.75 | 12.25 | 18.23 | 4.5 | 114.3 | 0.271 | 6.88 | E |
| 16.6 | 15 | 22.32 | 4.5 | 114.3 | 0.337 | 8.56 | E,X,G,S | |
| 20 | 18.71 | 27.84 | 4.5 | 114.3 | 0.43 | 19.92 | E,X,G,S | |
| 5 | 16.25 | 14.88 | 22.16 | 5 | 127 | 0.296 | 7.52 | X,G,S |
| 19.5 | 17.95 | 26.7 | 5 | 127 | 0.362 | 9.19 | E | |
| 19.5 | 17.95 | 26.7 | 5 | 127 | 0.362 | 9.19 | X,G,S | |
| 25.6 | 24.05 | 35.8 | 5 | 127 | 0.5 | 12.7 | E | |
| 25.6 | 24.05 | 35.8 | 5 | 127 | 0.5 | 12.7 | X,G,S | |
| 5-1/2 | 21.9 | 19.83 | 29.52 | 5.5 | 139.7 | 0.361 | 9.17 | E,X,G,S |
| 24.7 | 22.56 | 33.57 | 5.5 | 139.7 | 0.415 | 10.54 | E,X,G,S | |
| 6-5/8 | 25.2 | 22.21 | 33.04 | 6.625 | 168.3 | 0.33 | 8.38 | E,X,G,S |
| 27.72 | 24.24 | 36.06 | 6.625 | 168.3 | 0.362 | 9.19 | E,X,G,S | |