| Type: | Wireline Drill Rod |
|---|---|
| Usage: | Core Drilling |
| Certification: | CE, ISO |
| Material: | Cr-Mo Steel, 4130 |
| Surface Treatment: | Heat Treatment |
| Industry: | Rock Coring Survey |
| Samples: |
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| Customization: |
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Some additional details and information about drill rods:
Rod Coating and Surface Treatments: To enhance the performance and durability of drill rods, various coating and surface treatments can be applied. These treatments can include hard-facing, where a layer of hard material is deposited on the rod surface to increase wear resistance. Coatings can also be used to provide corrosion protection or reduce friction during drilling, improving overall efficiency and extending the life of the rods.
Rod Accessories: In addition to the drill rods themselves, there are various accessories and components that are used in conjunction with them during drilling operations. Some common accessories include subs, which are short sections of drill pipe used to connect different types of equipment with differing thread connections. Stabilizers, centralizers, and reamers are also used to stabilize the borehole and ensure proper alignment during drilling.
Rod Maintenance and Inspection: Regular maintenance and inspection of drill rods are essential to ensure their continued performance and safety. This includes cleaning and removing debris from the threads, inspecting for signs of wear or damage, and ensuring proper lubrication of the connections. Regular inspections should be conducted to detect any defects, cracks, or other issues that may compromise the integrity of the rods.
Rod Repair and Refurbishment: When drill rods become worn or damaged, they can often be repaired or refurbished rather than being replaced entirely. This process typically involves inspecting the rods, repairing any defects or damage, and restoring them to their original specifications. Refurbished rods can offer a cost-effective alternative to purchasing new rods while still providing reliable performance.
Rod Recycling and Disposal: When drill rods reach the end of their useful life, proper disposal or recycling is important to minimize environmental impact. Many drill rod manufacturers have recycling programs in place where used rods can be returned for processing. Recycling not only reduces waste but also helps recover valuable materials for reuse in manufacturing new drill rods or other products.
Rod Availability and Suppliers: Drill rods are available from various suppliers, including manufacturers, distributors, and specialized drilling equipment providers. When sourcing drill rods, it is important to ensure that the supplier has a reputation for producing high-quality products and providing reliable customer support. Consulting with drilling experts or engaging with industry associations can help identify reputable suppliers.
Rod Cost Factors: The cost of drill rods can vary depending on several factors, including the material used, rod diameter and length, thread type, and any additional features or coatings. It is important to consider the overall value and performance of the rods rather than solely focusing on the initial cost. High-quality rods that offer durability and reliability may provide better long-term value by minimizing downtime and reducing the need for frequent replacements.
Remember, drill rods are critical components in drilling operations, and their proper selection, maintenance, and handling are crucial for safe and efficient drilling. Consulting with drilling experts, manufacturers, or industry-specific resources can provide further guidance on the specific applications, limitations, and best practices related to drill rods.
Parameter table
| Size | Outer Diameter (mm) | Inner Diameter(mm) |
| AQ | 44.7 | 37.3 |
| BQ | 55.7 | 46.1 |
| NQ | 70.0 | 60.2 |
| HQ | 89.0 | 78.0 |
| PQ(PHD) | 114.5 | 101.5 |
| BTW | 56.3 | 48.0 |
| NTW | 73.3 | 64.0 |
| HTW | 91.3 | 81.0 |
| AW/AWJ/AWY | 43.7 | 30.7 |
| BW/BWJ/BWY | 54.0 | 38.0 |
| NW/NWY | 66.8 | 51.0 |
| HW | 89.0 | 71.0 |
| 42mm | 42.0 | 30.0 |
| 50mm | 50.0 | 37.0 |
| 60mm | 60.0 | 48.0 |
| 70mm | 73.0 | 54.6 |
| 90mm | 89.0 | 69.0 |
| S75A | 71.0 | 60.0 |
| S95A | 89.0 | 78.0 |
| S110 | 110.0 | 98.0 |
| S130 | 129.0 | 117.0 |
| Name: | Wireline Drill Rod |
| Product Basic parameters | |
| Model: | AQ,BQ,LTK48,NQ,NQ3,HQ,HQ3,PQ,PQ3 NTW, BTW, HTW |
| Material: | Alloy Steel Tubing |
| Dimensions: | 0.5,1m, 1.5m, 2m,2.5,3m length or customized |
| Color: | Black or customized |
| Applications: | Drilling Tools |
| Standard: | ISO-9001 |
| Application: | Mining or geological Drilling |
| Rod Model | OD (mm) | ID (mm) | Thread Pitch(mm) | Pin Length(mm) | Rod Length(m) | Unit Bundle Qty (pcs) |
| BAU(Q) | 55.6 | 46.1 | 8.5 | 44.5 | 3 | 19/25/30 |
| NAU(Q) | 69.9 | 60.3 | 8.5 | 44.45 | 3 | 19/25/30 |
| HAU(Q) | 88.9 | 77.8 | 8.5 | 44.45 | 3 | 19/25/30 |
| BRAU(RQ) | 55.6 | 46.1 | 8.5 | 42 | 3 | 19/25/30 |
| NRAU(RQ) | 69.6 | 60.3 | 8.5 | 42 | 3 | 19/25/30 |
| HRAU(RQ) | 88.9 | 77.8 | 8.5 | 42 | 3 | 19/25/30 |
| PHD | 114 | 102 | 10.2 | 63 | 3 | 79/25/30 |
FAQ:
Q1: What can using incorrect fluids do?
A: Altering native mineralogy/lithology via reactions not seen in subsequent analyses, swelling/damage of temperature-sensitive formations, contaminating core if fluid chemistry not properly conditioned for strata.
Q2: Why is orienting core important?
A: Enables interpreting structural dip/strike, original flow directions, faults to geologically map subsurface features in 3D between samples and adjacent wellbores through consistent facing marks.
Q3: How can downhole measurements be compromised?
A: Magnetic/electrical interference biasing surveys, lack of calibration/maintenance degrading measurement accuracy, absence of cross-validation confirming reliability of formation responses from tools.
Q4: What issues can swellable formations cause?
A: Exposure may seize core in liners, induce stuck pipe, degrade pore structures swelling, impair permeability for representative analysis if not promptly sheltered from air.
Q5: Why monitor drilling fluid properties closely?
A: Changes impacting viscosity/density/chemistry risks destabilizing exposed formations versus original conditions, impairing core preservation and biasing subsequent evaluations if not detected and addressed.
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