Mining Wireline Drill Rod Pipe for Coring Drilling

• Customization: Available
• Type: Wireline Drill Rod
• Usage: Core Drilling
• Model NO.: NQ/HQ/PQ
• Material: Cr-Mo Steel, 4130
• Surface Treatment: Heat Treatment
• Industry: Rock Coring Survey
• 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: 84314320
• Production Capacity: 500000 Pieces/Year

Product Description

Product Description

 

 

some additional details and information about wireline drill rods:

1. Drill Rod Configurations:

   • Single-Piece Drill Rods: Single-piece drill rods are commonly used for shallow to moderate-depth drilling applications. They consist of a single, continuous rod without any detachable sections. Single-piece drill rods are simpler to handle and assemble, making them suitable for many drilling operations.
   • Multiple-Piece Drill Rods: In some cases, drill rods are assembled using multiple shorter sections that are connected together. This configuration allows for easier transport and handling, especially in areas with limited access. The individual sections are threaded together to form the complete drill rod string.

2. Drill Rod Connection Types:

   • Pin and Box Connections: Drill rods typically have pin and box connections. The pin is a male thread that protrudes from one end of the rod, while the box is a female thread that receives the pin. The pin and box connections are designed to provide a secure and leak-proof connection while allowing for easy assembly and disassembly of the drill rod string.
   • Quick-Release Connections: Some drill rod designs incorporate quick-release connections that allow for rapid assembly and disassembly. These connections often utilize a latch or locking mechanism that provides a secure connection while enabling quick and efficient rod changes.

3. Drill Rod Strength and Load Capacity:

   • Tensile Strength: Wireline drill rods are designed to withstand high tensile loads during drilling operations. The tensile strength of the rod determines its maximum load-bearing capacity. Drill rod manufacturers provide specifications regarding the tensile strength, which should be considered when selecting the appropriate rod for a specific drilling application.
   • Load Ratings: Each drill rod has a load rating, which indicates the maximum load it can safely bear. It is crucial to ensure that the applied load during drilling operations does not exceed the load rating of the drill rod to prevent failure or damage.

4. Drill Rod Compatibility:

   • Compatibility with Drilling Equipment: When selecting a wireline drill rod, it is essential to ensure compatibility with the drilling equipment being used. This includes considering factors such as thread type, size, and connection specifications. Ensuring compatibility helps prevent issues during assembly and ensures safe and efficient drilling operations.
   • Industry Standards: Wireline drill rods are often manufactured to conform to industry standards, such as those set by the American Petroleum Institute (API) or the International Organization for Standardization (ISO). Compliance with these standards ensures interchangeability and compatibility between different manufacturers' drill rods and drilling equipment.

5. Specialized Drill Rods:

   • High-Temperature Drill Rods: In some drilling applications, such as geothermal drilling, drill rods may be exposed to high temperatures. In such cases, specialized high-temperature drill rods made from materials with high-temperature resistance, such as heat-resistant alloys, may be used.
   • Corrosion-Resistant Drill Rods: When drilling in corrosive environments, such as saltwater or acidic conditions, corrosion-resistant drill rods are used. These rods are typically made from materials that have excellent corrosion resistance, such as stainless steel or other alloys.
   • Non-Magnetic Drill Rods: In certain drilling operations, particularly those involving magnetic surveys or sensitive instruments, non-magnetic drill rods are used. These rods are made from materials that do not interfere with magnetic readings and are designed to minimize magnetic interference.

Remember, it is crucial to consult the manufacturer's specifications and guidelines for the specific wireline drill rod you are using. Following the recommended practices, maintenance procedures, and safety guidelines will help ensure the effective and safe use of the drill rod during drilling operations.

Remember, proper care, maintenance, and inspection of wireline drill rods are essential for safe and efficient drilling operations. Regularly inspect the rod for signs of wear, damage, or deformation, and address any issues promptly to prevent potential problems during drilling.

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: Why is the core orientation process important?
A: Understanding geological structures within core samples requires knowing the correct upward/true vertical direction to allow structural interpretation and correlation between samples for reservoir modeling and evaluation.

Q2: How does mud type affect core quality?
A: Water-based mud helps preserve cores best by limiting fluid-formation interactions. Toxic oil/polymer muds may contaminate or dissolve certain lithologies unless properly conditioned. Foam/polymer muds risk sample expansion from volatile residences during/after drilling.

Q3: How can vibration damage core during drilling?
A: Core samples are susceptible to fracturing from torque/drag or lateral impacts during coring/tripping when unsupported inside drillpipe or on retrieval. Using core-oriented technology and shock-absorbing core catchers helps protect integrity.

Q4: What is the purpose of orienting core faces?
A: Rock fabric identification of subtle structures requires consistent identification between core pieces of the natural "topside" face direction. This enables structural mapping and reservoir modeling correlations between intervals.

Q5: Why is prompt core recovery important?
A: Delay allows degradation of sample integrity from oxidation, collapse of pore structures, alteration of clays/minerals from invasion by drilling mud. It also risks coring equipment damage that impairs collection at subsequent depths.

 

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