Main Products: oilfield equipment ,drilling tools ,stabiizer ,fishing tools ,valve and tools
API Drill Pipe Tool Joint
USD $200.00 - $200.00 /Set
Min.Order:1 Set
Quick Details View All >
Dongying Qixiang Import & Export Co., Ltd.
Credit Member 4 years 
Business Type: Trading Company
Shandong ChinaMain Products: oilfield equipment ,drilling tools ,stabiizer ,fishing tools ,valve and tools
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Product Details
Drill pipe tool joint main technical advantage
1. Raw material : choose alloy steel forging material
2. Heat treatment :advanced heat treatment temperature control technology
3. Mechanical property : each tool joint would be tested with body sample
4. Thread machining with CNC lathe ,ensure its thread accurancy .
The following is normal tool joint size
| Drill pipe tool joint size ,thread and weight | ||||||
| Double shouldered connection with high resistance torque | ||||||
| Model | Tool joint OD | Tool joint ID | Pin length | Pitch | Side step torque | Main stel torque |
| NC26 | 3-3/8 | 1-3/4 | 3 | 2.668 | 2066 | 6875 |
| NC31 | 4-1/8 | 2 | 3-1/2 | 3.813 | 5020 | 13389 |
| NC31 | 4-3/8 | 1-5/8 | 3-1/2 | 3.183 | 7150 | 17170 |
| NC38 | 5 | 2-9/16 | 4 | 3.808 | 6428 | 20326 |
| NC38 | 5 | 2-7/16 | 4 | 3.808 | 7928 | 22213 |
| NC38 | 5 | 3-1/8 | 4 | 3.808 | 11174 | 26515 |
| NC40 | 5-3/8 | 2-7/16 | 4-1/2 | 4.072 | 11150 | 29930 |
| NC40 | 5-1/4 | 2-9/16 | 4-1/2 | 4.072 | 9623 | 27760 |
| NC40 | 5-1/2 | 2-1/4 | 4-1/2 | 4.072 | 13245 | 32493 |
| NC40 | 6-1/2 | 2-7/16 | 4-1/2 | 4.072 | 11150 | 30114 |
| NC46 | 6 | 3-1/4 | 4-1/2 | 4.626 | 10451 | 33625 |
| NC46 | 6 | 3 | 4-1/2 | 4.626 | 14898 | 39229 |
| NC46 | 6-1/4 | 3 | 4-1/2 | 4.626 | 14898 | 39659 |
| NC46 | 6-1/4 | 2-3/4 | 4-1/2 | 4.626 | 18860 | 44871 |
| NC46 | 6-1/4 | 2-1/2 | 4-1/2 | 4.626 | 22352 | 49630 |
| NC46 | 6-1/4 | 2-1/4 | 4-1/2 | 4.626 | 25389 | 53936 |
| NC50 | 6-5/8 | 3-3/4 | 4-1/2 | 5.042 | 10956 | 37676 |
| NC50 | 6-5/8 | 3-1/2 | 4-1/2 | 5.042 | 16678 | 44673 |
| NC50 | 6-5/8 | 3-1/4 | 4-1/2 | 5.042 | 21859 | 51447 |
| NC50 | 6-5/8 | 3 | 4-1/2 | 5.042 | 26513 | 57800 |
| NC50 | 6-5/8 | 2-3/4 | 4-1/2 | 5.042 | 30656 | 63406 |
| 5-1/2FH | 7 | 3-3/4 | 5 | 5.591 | 25185 | 60338 |
| 5-1/2FH | 7 | 3-1/2 | 5 | 5.591 | 31214 | 60338 |
| 5-1/2FH | 7-1/4 | 3-1/2 | 5 | 5.591 | 29000 | 72480 |
| 5-1/2FH | 7-1/4 | 3-1/4 | 5 | 5.591 | 36672 | 76156 |
| 5-1/2FH | 7-1/2 | 3 | 5 | 5.591 | 41571 | 87341 |
| Main step torque value is referred to API standard torque | ||||||
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