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Heavy Duty Drill Rod for Geological Exploration & Construction Featured Image
  • Heavy Duty Drill Rod for Geological Exploration & Construction
  • Heavy Duty Drill Rod for Geological Exploration & Construction
  • Heavy Duty Drill Rod for Geological Exploration & Construction

Heavy Duty Drill Rod for Geological Exploration & Construction

Short Description:

As a professional manufacturer, we produce high‑quality API 5DP drill pipe using advanced production technology and strict quality control. Made from high‑strength alloy steel, our drill pipe features excellent mechanical properties, high fatigue resistance and long service life. Precision processing ensures stable connections, reliable torque transmission and low maintenance cost. It is widely applied in oil, gas, water well, mining and geothermal drilling projects. We offer complete specifications including various sizes, lengths and connections to meet different drilling requirements. With competitive factory price, stable supply and professional service, we are your trusted partner for drilling equipment.


  • Material: High quality carbide and 55SiMnMo steel
  • Process: Forging
  • Usage: Rock drilling, coal mining, and geological drilling
  • Taper Degree : 4,7,11,12 degree
  • Length: 400-6000mm
  • Weight: 3..3kg/m
  • Specification: h22*108mm
  • Product Model: Integrated drilling rod/Drill rod
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    Product Detail

    rock drill

    Product Tags

    Chisel China supplier

    SHENLI MACHINERY

    Drill Rod


    Long drill pipes，Integrated drill rod with chisel and drill bit，measuring 9m to 12m in length, are high-performance components built for deep and ultra-deep well drilling (exceeding 3000m) and complex extended-reach operations. Engineered with premium high-tensile steel and enhanced wall thickness, they resist extreme downhole pressure, torsion, and fatigue, making them perfect for offshore drilling, deep oil/gas exploration, and scientific deep borehole projects. By minimizing the number of pipe joints, they reduce friction loss, torque attenuation, and leakage risks, significantly boosting drilling efficiency and operational safety. Suitable for horizontal wells, complex structural wells, and deep geothermal exploitation, these pipes deliver superior rigidity, wear resistance, and stability, ensuring reliable performance in harsh deep formation environments where standard-length pipes fail to meet performance demands.

    drill rod
    drill rod (14)
    Taper drill rods H22/B22
    Material
    High quality carbide and 55SiMnMo steel
    Process
    Forging
    Usage
    Rock drilling, coal mining, and geological drilling
    Taper Degree 
    4,7,11,12 degree
    Length
    400-6000mm
    Weight
    3..3kg/m
    Specification
    h22*108mm
    Product Model
    Integrated drilling rod/Drill rod

     

    Selection Recommendation

    Core Classification & Basic Rules
    Always inspect threads, tool joints, and wall integrity before use; avoid over-torquing connections, and match pipe grade to formation stress to prevent fatigue and breakage. Prioritize compatible rig handling systems and clearance for safe operation.
    Short Drill Pipe (Range 1)
    Compatible Machines: Small portable drilling rigs, compact workover rigs, and low- rigs with limited vertical space. Ideal for lightweight, mobile setups.
    Recommended Terrain & Applications: Shallow wells (<50m), confined job sites, urban construction drilling, and soft unconsolidated formations (sandy soil, loam). Suited for quick, small-scale projects like water well maintenance and foundation sampling, where maneuverability matters more than depth.
    Medium Drill Pipe (Range 2)
    Compatible Machines: Standard onshore drilling rigs, medium-duty exploration rigs, and general-purpose rotary rigs; the most widely rig-matched length.
    Recommended Terrain & Applications: Moderate-depth wells (50–500m), mixed terrain (soft soil interspersed with fragmented rock), and conventional geological exploration. Balances efficiency and handling ease, perfect for agricultural irrigation wells, mineral prospecting, and municipal engineering drilling in stable to slightly complex formations.
    Long Drill Pipe (Range 3)
    Compatible Machines: Heavy-duty deep-well rigs, offshore drilling rigs, and high-capacity rigs with robust hoisting systems .
    Recommended Terrain & Applications: Deep/ultra-deep wells (>500m), hard abrasive rock formations, fractured strata, and high-pressure/high-temperature environments. Reduces joint count to minimize wear and hydraulic loss, ideal for oil/gas exploration, geothermal drilling, and deep mining core sampling in rugged, complex subsurface conditions.

    Precautions For Use

    Drill pipes play a crucial role in drilling operations, mainly used to connect equipment, transport mud, withstand pressure, and assist in drilling.
    1. Connect devices
    Drill pipe is a key component that connects the surface equipment of the drilling rig with the drilling and grinding equipment or bottom hole device located at the bottom of the drilling rig. It ensures that power can be smoothly transmitted to the bottom of the drilling well, thereby achieving effective drilling operations.  
    2. Transport mud
    During the drilling process, the drill rod is responsible for transporting the drilling mud to the drill bit. Mud not only serves to cool the drill bit, but also carries rock debris and stabilizes the wellbore, making it an indispensable part of drilling operations.  
    3. Endure pressure and vibration
    Drill rods need to withstand enormous internal and external pressure, twisting, bending, and vibration during the drilling process. These forces place high demands on the materials and manufacturing processes of drill rods to ensure their proper functioning in harsh drilling environments.  
    4. Auxiliary drilling
    The drill rod and drill bit work together to carry out drilling operations by raising, lowering, or rotating the bottom hole device. The rigidity and stability of drill rods are crucial for ensuring the smooth progress of drilling operations.  
    5. Application Fields
    Drill rods are widely used in multiple fields, including:
    Geological exploration: used for core drilling, mineral exploration, and geological survey.
    Oil and gas: As the core components of oil and gas well drilling, it is suitable for deep wells, ultra deep wells, and high-temperature and high-pressure environments.
    Coal mine: used for underground gas extraction, water exploration, and coal seam exploration.
    Construction: Used for pile foundation engineering, rotary drilling rig and anchoring construction.
    Water well: specifically designed for hydrogeological drilling, geothermal well and drinking water well construction.  
    In summary, drill rods play an important role in drilling operations, and their design and material selection directly affect the efficiency and safety of drilling. With the advancement of technology, the performance and applications of drill pipes will continue to be improved and expanded.
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    drill rod (13)
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    Delivery for :

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    drill rod、 (1)
    Express delivery

    For the Goods' Value lower than USD1000 Like 1set or 2 set. We need send it to you by Express.Please tell us your city and postcode for the courier cost.

     

    Time

    Delivery by sea: After it was delivered to the seaport . We will tell you the shipping time and arrival time .

    Sea Freight

    For the Goods' Value more than USD 1000.Like ≥3 set. We could send it to you by sea. Please tell us your seaport for the Freight cost,In addition, we can also help you consult the shipping price

    Air Freight

    Delivery by Express to your door (DHL/TNT/Fedex/UPS etc ) or by air to your city airport . We will tell you the Express tracking number .

    Freight Forwarding

    If you have shipping agent in china. please let your agent contact us.

     

    Services

    Deliver it to the warehouse which you have requested . We will tell you logistic or express tracking number .

    FAQ：

    1. : Are you factory or trade company?
    A: We are factory. And we have ourselves trading company.    2: Warranty terms of your machine?
    A: 3 months for the core components and technical support according to your needs.3: Will you provide some spare parts of the machines?
    A: Yes, we have most of the spare parts in stock.

    4: Which payment term can you accept?
    A: 30% T/T in advanced, 70% T/T before the delivery.

    5: Can you accept OEM orders?
    A: Yes, we have high specialized and rich experienced team, OEM orders are highly welcome.

    6: Which trade term can you accept?
    A: FOB, CIF, CFR, EXW, CPT, etc.

     

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