Enhance Performance, Efficiency, and Sustainability in Drilling Operations Drill Rods

• Type: Wireline Drill Rod
• Usage: Core Drilling
• Certification: CE, ISO
• Material: Cr-Mo Steel, 4130
• Surface Treatment: Heat Treatment
• Industry: Rock Coring Survey
• Model NO.: AQ,BQ,LTK48,NQ,NQ3,HQ,HQ3,PQ,PQ3 NTW, BTW, HTW
• Transport Pack: Iron Bundle
• Product Name: Drilling Rod, Drill Pipe
• Thread Type: Pi, Metric, Dcdma etc.
• Connection: Male/Female
• Surface Finish: Smooth
• Name: Drill Rod, Drill Pipe
• Full Name: Rock Coring Drilling Rod
• Machine Type: Drill Tool
• Application: Oil Mining, Coal Mining, Well Drilling, Ore Minin
• Formation: Medium, Hard, Hard Rock Formation
• Transport Package: Nude/Wooden Case/Carten
• Specification: BQ, NQ, HQ, PQ, SQ
• Trademark: BEST
• Origin: China
• HS Code: 73045120
• Production Capacity: 500000 Pieces/Year

Product Description

Product Description:

 

 Here are some more details and information about wireline drill rods:

1. Drill Rod Length and Extensions:

   • Standard Lengths: Wireline drill rods are available in standard lengths, typically ranging from 1 meter (3 feet) to 3 meters (10 feet). These lengths can be combined to achieve the desired drilling depth.
   • Extensions: In cases where the standard length of a drill rod is insufficient to reach the desired drilling depth, extensions can be used. Extensions are additional sections of drill rods that are threaded onto the existing rod string to increase its length. Extensions should be compatible with the drill rods being used and properly secured to maintain the integrity of the drill string.

2. Wear Protection:

   • Thread Protectors: Thread protectors are used to safeguard the threaded connections of the drill rods when they are not in use. These protective caps or covers prevent damage to the threads from impacts, debris, or corrosion during storage or transportation.
   • Surface Treatments: Some drill rods may undergo surface treatments or coatings to enhance their wear resistance. These treatments can include hard chrome plating, nitriding, or other specialized coatings that improve the rod's durability and resistance to abrasion.

3. Drill Rod Inspection and Testing:

   • Visual Inspection: Perform regular visual inspections of the drill rod before and after use. Look for signs of wear, cracks, bending, or other damage that may compromise the rod's structural integrity. Pay close attention to the threads, as any damage or wear in this area can affect the connection strength.
   • Non-Destructive Testing (NDT): Non-destructive testing techniques, such as magnetic particle inspection or ultrasonic testing, can be performed on drill rods to detect hidden defects or flaws that may not be visible during visual inspection. NDT methods can help ensure the reliability and safety of the drill rods.

4. Environmental Considerations:

   • Extreme Temperatures: In drilling operations conducted in extreme temperatures, such as arctic or desert environments, special consideration should be given to the choice of drill rod materials. Some materials may become brittle in cold temperatures or lose strength in high-temperature conditions.
   • Corrosive Environments: When drilling in corrosive environments, such as those with high levels of saltwater or acidic conditions, it is essential to select drill rods made from corrosion-resistant materials or use appropriate coatings to protect the rods from chemical attack.

5. Recycling and Disposal:

   • Environmental Responsibility: When drill rods reach the end of their service life, it is important to handle their disposal responsibly. Many drill rods are recyclable, and their components can be reclaimed or repurposed. Contact local recycling facilities or consult with the manufacturer or supplier for guidance on proper disposal methods.

Remember, safety should always be a top priority when using wireline drill rods. Regular inspection, proper maintenance, and adherence to manufacturer guidelines are crucial for maintaining the integrity and performance of the drill rods. Consultation with experts in the field or industry-specific resources can provide further information and guidance on the specific applications and requirements related to wireline 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: How does excessive solvent usage affect core quality?
A: Over-cleaning saturated shale samples with washes risks leaching away or dissolving soluble components, altering natural minerals or textures. Proper solvent selection and use of minimum amounts helps preserve native characteristics.

Q2: Why is representative sampling important?
A: Cutting discrete sections at regular intervals alone may miss important geological features or contacts. The coring interval selection also aims to sample key horizons of interest for accurate characterization of reservoir properties and heterogeneities.

Q3: How does circulation rate impact core quality?
A: Excessive flow velocities can degrade samples by eroding weaker components before being cut. However, inadequate flow minimizes chip/cutting evacuation compromising hole cleaning and core recovery. Optimal rates balance these factors.

Q4: Why should formation pressure be monitored while coring?
A: Tracking downhole pressures helps assess pore/fracture gradient safely and design optimal mud weights to stabilize exposed holes without inducing fractures or kicks. It also allows pressure core sampling.

Q5: How can a pressure kick affect coring operations?
A: Significant uncontrolled influxes risk blowing out sections of vulnerable open borehole if not immediately contained. They also wash away core faces and degrade sample quality by fluid invasion if circulation is lost before shutting in the well.

 

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