Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.
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2 3/8" API Drill Pipes/ API pipe tubing /API drill tube /mining drill tube
1) OD: 2 7/8", 3 1/2", 4", 4 1/2", 5" 5-1/2"
2) Steel Grade: E75, X95, G105, S135
3) Type of end finish: EU-external upset, IEU-internal & external upset
4) All DTH drill tubes are made according to API 5D standard
5) We can provide in many conditions, with or without hard banding (Arnco100, Arnco300, tungsten carbide etc).
Specification:
|
Type |
Specification |
C Outer diameter |
E Inner diameter |
Connection | Body |
W/p Kg |
|||||||
| Style |
Outer diameter A |
DF mm |
Upsetting sizes | ||||||||||
|
D Center area mm |
B Bottom area mm |
||||||||||||
| mm | in | mm | in | mm | in | ||||||||
|
Type I (9300mm/p in length) |
ZH-JZ66-6 5/8FH-I | 168.3 | 6 5/8 | 114.3 | 4 1/2 | 6 5/8FH | 209.6 | 8 1/4 | 195.70 | 184.2 | 176.2 | 965 | |
| ZH-JZ55-5 1/2FH-I | 139.7 | 5 1/2 | 92.1 | 3 5/8 | 5 1/2FH | 177.8 | 7 | 170.7 | 152.4 | 144.5 | 730 | ||
| ZH-JZ50-NC50-I | 127.0 | 5 | 76.2 | 3 | NC50 | 168.3 | 6 5/8 | 154.0 | 139.7 | 130.2 | 700 | ||
| ZH-JZ45-NC46-I | 114.3 | 4 1/2 | 71.4 | 2 13/16 | NC46 | 158.8 | 6 1/4 | 145.3 | 127.0 | 117.5 | 585 | ||
| ZH-JZ35-NC38-I | 88.9 | 3 1/2 | 52.39 | 2 1/16 | NC38 | 120.7 | 4 3/4 | 116.3 | 101.6 | 92.1 | 370 | ||
| ZH-JZ29-NC31-I | 73.03 | 2 7/8 | 50.8 | 2 | NC31 | 104.8 | 4 1/8 | 100.4 | 84.1 | 81.0 | 220 | ||
|
Type II (13500mm/p in length) |
ZH-JZ50-NC50-II | 127.0 | 5 | 76.2 | 3 | NC50 | 168.3 | 6 5/8 | 154.0 | 139.7 | 130.2 | 945 | |
| ZH-JZ45-NC46-II | 114.3 | 4 1/2 | 71.4 | 2 13/16 | NC46 | 158.8 | 6 1/4 | 145.3 | 127.0 | 117.5 | 790 | ||