Categories | Rock Drill Rods |
---|---|
Brand Name: | JINZHOU SHITAN |
Certification: | ISO |
Place of Origin: | China |
MOQ: | Negotiation |
Price: | Negotiation |
Payment Terms: | L/C, D/A, D/P, T/T, Western Union |
Delivery Time: | 7-12 days |
Packaging Details: | Standard Export Package |
Machine type: | Drilling Tool |
Type: | Drill Pipe |
Processing type: | Forging,cold rolling |
Usage: | Small Hole Drilling,Rock drilling |
Application
DTH drill pipes play a significant role in all DTH drilling,
regardless type of rock, hole depth or drill rig.The key features
of a high quality DTH tube are durability, accuracy and
manageability.
NO. | Drill Rod Diameter | Length | Thickness | Thread | Trigger Slot | |
inch | mm | mm | mm | mm | ||
1 | 3 | 76 | 1000-9000 | 5.00- 8.00 | API 2 3/8" Reg | 57/64.5 |
2 | 3 1/2 | 89 | 1000-12000 | 6.00- 8.00 | API 2 3/8" Reg | 70/64 |
3 | 4 | 102 | 1000-12000 | 8.00- 10.00 | API 2 7/8" Reg | 76/89 |
4 | 4 1/2 | 114 | 1500-12000 | 6.00-20.00 | API 3 1/2" Reg | 89/95 |
5 | 5 | 127 | 1500-12000 | 10.00-20.00 | API 3 1/2" Reg | 89 |
6 | 5 1/2 | 140 | 1500-12000 | 10.00-25.4 | API 2 3/8" Reg or 4"FH | 114 |
7 | 6 | 152 | 3000-12000 | 12.00-25.4 | API 2 3/8" Reg or 4"IF | 127 |
Main features
1. Pipe body : cold draw seamless pipe . so the pipe have the
accurate size , good centralizer.
2. Thread connector :Heat and Nitrogen treatment , so the pipe is
more durable and easier to load and unload .
3. Friction welding .
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