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API 7K TQ ZQ Series Casing Hydraulic Power Tong for Oilfield

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Hydraulic Power Transmission: Designed to deliver high-torque force for tightening/loosening casing pipes and mechanical components in oilfield drilling operations, compliant with API Spec 7K standards.
  • Precision Clamping: Equipped with adjustable clamping mechanisms and hydraulic pressure control to secure and process large circular components (e.g., drill casings, gears) with stability and accuracy.

Key features

  • 1. Forged Carbon Steel Construction for Enhanced Durability

  • With a forged carbon steel body, this hydraulic power tong ensures exceptional strength and corrosion resistance in harsh oilfield environments. ~30% stronger than standard steel models*, it withstands heavy-duty operations without compromising structural integrity.

  • 2. Intuitive Hydraulic Controls for Effortless Operation

  • Equipped with ergonomic handles and hydraulic control valves, operators can achieve precise force application with minimal effort. This design reduces manual labor by up to 40% compared to traditional manual tongs*, streamlining drilling workflows.

  • 3. API Spec 7K Compliance for Industry-Standard Performance

  • Certified to API Spec 7K standards, this tong guarantees reliable performance under high-pressure drilling conditions. It meets rigorous safety and efficiency benchmarks required for oilfield applications.

  • 4. Heavy-Duty Clamping Mechanism for Secure Casing Handling

  • Designed for oilfield operations, the robust clamping system securely holds casing pipes during drilling, reducing operational downtime by up to 25%* through stable, high-force clamping.

  • 5. Certified Reliability with 1-Year Warranty

  • Backed by API Spec 7K certification and a 1-year warranty, this tong ensures compliance with industry safety regulations while providing long-term durability and peace of mind.

Product details

API 7K TQ  ZQ Series Casing Hydraulic Power Tong for Oilfield

The API Spec 7K TQ 340 ZQ Series Casing Hydraulic Power Tong is a heavy-duty industrial machine designed for oilfield drilling operations. Constructed from forged carbon steel, it combines robust durability with precise hydraulic control, featuring a pressure gauge, adjustable clamping mechanisms, and a circular base for secure material handling.

Technical specifications

FeatureSpecificationBenefit
Machine TypeHydraulic Power Tong (Drilling Equipment)Ensures efficient casing handling in oilfield environments
MaterialCarbon Steel (Forged)Enhances strength and resistance to harsh conditions
Clamping Force340 kNSecurely fastens heavy casings under high pressure
Pressure ControlAdjustable via hydraulic cylinderEnables precise force application for diverse tasks
CertificationAPI Spec 7K compliantMeets industry standards for reliability and safety
Warranty1 YearComprehensive coverage for operational assurance

Customization guide

  • Adjustable Pressure Range: Customize pressure settings (up to 70 MPa) to match material thickness or drilling requirements.
  • Clamping Force Tuning: Modify clamping intensity (200–340 kN) for different casing sizes and load conditions.
  • Material Compatibility: Reinforced steel construction allows handling of metals, composites, and high-strength alloys.

Get inspired

Engineered for precision and resilience, this hydraulic power tong is ideal for oilfield operations demanding high torque and stability. Its forged steel build and hydraulic precision ensure seamless integration into drilling workflows, while the pressure gauge enables real-time control for optimal performance.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Clamping Force200 kN+15% (230 kN)+30% (282 kN)*
Max Pressure50 MPa60 MPa70 MPa
Durability RatingStandard (5,000 hrs)+20% (6,000 hrs)+40% (7,000 hrs)*

Supplier's note

  1. Technical Breakthroughs:

    • Hydraulic Precision: The Pro model’s 70 MPa pressure capability outperforms industry benchmarks by 20%, enabling high-force applications in ultra-deep drilling.
    • Forged Steel Construction: Triple the tensile strength of cast alternatives ensures longevity in corrosive oilfield environments.
    • Smart Clamping System: Adjustable force settings (200–340 kN) adapt to varying casing sizes, reducing downtime.
  2. Optimal Version Selection:

    • Base Model: Ideal for standard drilling operations requiring up to 200 kN force (e.g., light-duty casing installation).
    • Advanced Model: Suitable for medium-scale projects needing enhanced pressure (60 MPa) and extended durability (6,000 hrs).
    • Pro Model: Designed for heavy-duty oilfield applications where extreme force (282 kN) and ultra-high pressure (70 MPa) are critical. With its 7,000-hour durability, it reduces maintenance costs in continuous operations.

Frequently asked questions

  • Which hydraulic power tong is best suited for heavy-duty drilling operations in oilfields?

  • How do I maintain the hydraulic components of an API Spec 7K hydraulic power tong?

  • Carbon Steel vs Aluminum: Which material is better for hydraulic power tongs in harsh environments?

  • Can the ZQ Series Hydraulic Power Tong be customized for composite material drilling?

  • Is the API Spec 7K TQ 340 ZQ Series compliant with industry safety standards?

  • How does the ZQ Series handle large-diameter casing during drilling?

  • What’s the role of the pressure gauge in the hydraulic power tong’s performance?

  • What warranty coverage does the ZQ Series Hydraulic Power Tong offer?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material ConstructionHeavy-duty drilling in corrosive environmentsIndustry Standard: Mild Steel (ASTM A1008)Our Base ▲: Forged Carbon Steel (ASTM A36) (Enhances tensile strength to 420 MPa)Our Advanced ▲▲: Alloy Steel (ASTM A514) (Withstands extreme thermal stress)
Disadvantages: Lower corrosion resistance vs. advanced tiersAdvantages: 2x higher fatigue resistance than mild steelDisadvantages: 15% heavier than base model
Power SourceHigh-force casing operationsIndustry Standard: Pneumatic (2500 PSI) (Limited torque control)Our Base ▲: Hydraulic (3000 PSI) (Meets API Spec 7K standards)Our Advanced ▲▲: Hydraulic (4000 PSI) (Handles 20" casing with ease)
Disadvantages: Requires air compressorsAdvantages: 20% faster cycle times than pneumaticDisadvantages: 30% higher maintenance costs
Clamping MechanismSecuring large-diameter casingsIndustry Standard: Fixed clamping (12,000 lbs) (One-size-fits-all)Our Base ▲: Adjustable clamping (15,000 lbs) (ISO 3095 compliance)Our Advanced ▲▲: Variable clamping (20,000 lbs) (Adapts to 24" casings)
Disadvantages: Inflexible for varying casingsAdvantages: 25% wider diameter compatibilityDisadvantages: Requires 5-minute setup for adjustments
Pressure ControlPrecision torque applicationsIndustry Standard: Analog gauge (±10% error) (Manual calibration)Our Base ▲: Digital gauge (±5% accuracy) (IEC 60529 IP65 rated)Our Advanced ▲▲: Smart sensors (±3% accuracy) (AI-driven error prediction)
Disadvantages: Frequent manual recalibration neededAdvantages: Reduces over-tightening incidents by 40%Disadvantages: 2x cost of base model sensors
Warranty & ComplianceLong-term operational reliabilityIndustry Standard: 6-month warranty (Basic coverage)Our Base ▲: 1-year warranty (API Spec 7K compliant) (Includes training)Our Advanced ▲▲: 2-year warranty (ISO 9001 certified) (On-site repairs)
Disadvantages: Excludes field serviceAdvantages: 50% longer coverage than industry normDisadvantages: Requires preventive maintenance logs for claims
Operational EnvironmentHarsh, corrosive environmentsIndustry Standard: Epoxy coating (ASTM B117 500hr) (Basic protection)Our Base ▲: Zinc Plating (ASTM B695) (1000hr salt spray resistance)Our Advanced ▲▲: Duplex Stainless Steel (ASTM A890) (5000hr salt spray)
Disadvantages: Rapid degradation in offshore useAdvantages: 2x longer lifespan in marine environmentsDisadvantages: 25% higher upfront cost

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