OD: | 114.3mm ( 4 1/2'' inch) thread drill pipe |
Connection: | 146mm |
Thread: | NC46 |
Wall thickness: | 8.56mm |
Length: | R1,R2,R3 or as your request |
Pipe body material: | High quality alloy seamless pipe of G105 |
Tool joint material: | 35CrMo/ 4137H |
Thread treatment: | Phosphorization or copper plating |
Yield strength: | Min 724 Mpa |
Tensile strength: | Min 793 Mpa |
Safe drilling depth: | Within 1,800 meters |
Suitable: | water well, geothermal well, gas well |
Strictly according to API 5DP standard |
1.OCTG selection,rod end upsetting meets API 5D standard.
2.Thicker tube transfer of heat treatment.
3.Tool joint fored,controlled atmosphere heat treatment,up to API SPEC-7-1 standard.
4.Welding area using thermo-mechanical treatment, up to API SPEC-7 standard.
5.The thread is reverse, apply to salvage tool.
OD |
2-3/8'' |
2-7/8'' |
3-1/2'' |
4" |
5'' |
Wall Thickness (mm) |
7.11 |
9.19 |
9.35/11.40 |
8.38 |
9.35 |
Steel Grade |
E75 X95 G105 S135 R780 |
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Upset style |
IU EU IEU |
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Hard banding |
ARNCO 100XT, ARNCO 300XT, ARMACOR-M, TCS-Ti, TCS-8000 |
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Length |
R1:6.1-7.01m; R2:8.84-9.75m; R3:12.19-13.72m |
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Connection |
RSC: NC26, NC31, NC38, NC40, NC46, NC50, etc. (NC, XH, IF, REG, FH, etc.) |
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Customized specifications can be manufactured according to drawings. |
2.Drill Pipe Mechanical properties:
Specification | Yield strength | Tensile strength | Elongation | HB | Charpy impact test | |
Mpa | Mpa | Mpa | A Kv(J) | |||
API SPEC 7 | ≥ 827.4 | ≥ 965.3 | ≥ 13 | ≥ 285 | ---- | |
SY/T5290-2000 | ≥ 827 | ≥ 965 | ≥ 13 | 285-341 | ≥ 54 | |
HJ-JT | 828-1050 | 1365-1150 | ≥ 14 | 303-341 | Vertical | horizontal |
≥ 87 | ≥ 90 |
RELATED ITEMS:
Packaging |
Bundle and metal plastic composite thread protectors installed |
20"container Size | the max loading weight is 21 metric tons |
40"container Size | the max loading weight is 27 metric tons. |
Container | 9600pcs bag or 400cartons for one 20' container |
MOQ | 500pcs/design for stocked size |
Drill Pipe Application:
Our Services:
1. Drill pipe strictly according to ISO9001 standard
2. If you found to quality problems within one month of the package returned.
3. All strictly according to the contract and fulfill the obligations and responsibilities
4. 24 hours online customer service,feel free contact us.