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BGT4905 Bolt Stress Measurement Sensor for Wind Turbine Bolt Load Testing
BGT4905 Bolt Stress Measurement Sensor for Wind Turbine Bolt Load Testing BGT4905 Bolt Stress Measurement Sensor for Wind Turbine Bolt Load Testing
BGT4905 Bolt Stress Measurement Sensor for Wind Turbine Bolt Load Testing BGT4905 Bolt Stress Measurement Sensor for Wind Turbine Bolt Load Testing

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BGT4905 Bolt Stress Measurement Sensor for Wind Turbine Bolt Load Testing

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The BGT4905 Bolt Stress Meter is a precision-engineered device designed for real-time monitoring of bolt preload and stress in critical structural applications. Featuring a high-strength alloy carrier and three evenly distributed high-accuracy vibrating wire sensors, it ensures reliable detection of load variations while compensating for temperature effects via a built-in sensor. Ideal for applications ranging from shield tunnel segment bolts to steel structure fasteners and post-tensioned anchor rods, this instrument provides superior accuracy and intuitiveness compared to traditional torque wrench methods.
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◀◀  Key Selling Points  ▶▶

✅ Multi-Sensor Precision

  • 3–6 high-accuracy vibrating wire sensors for real-time total load monitoring.

  • Detects uneven/off-center loads via individual sensor analysis.

✅ Extreme Environment Ready

  • Operates in -40°C to +65°C with IP68-rated waterproofing.

  • Optional 0.5–2MPa hydrostatic pressure resistance (customizable).

✅ Robust & Customizable

  • Overload capacity: 25%+ (extendable on request).

  • Flexible sensor count (3–6) and load ranges (250–3000+ kN) for diverse projects.

✅ Smart Temperature Compensation

  • Built-in temperature sensor eliminates thermal drift errors.




◀◀  Product Parameters  ▶▶

Parameter Specification
Standard Range 300–900 kN
Non-linearity ≤2% FS (linear)
≤1% FS (polynomial)
Resolution 0.03% FS
Operating Temp. -40°C to +65°C
Overload Capacity 25% (default)
Customizable
Sensor Count 3
Dimensions Height: 45mm
Inner/Outer Diameter: Customizable










◀◀  Application Scenarios  ▶▶

Shield Tunnel Engineering
Monitor preload stress in tunnel segment bolts to ensure structural integrity during excavation.

Steel Structure Assembly
Accurately measure bolt tension in bridges, high-rises, and industrial frameworks.

Post-Tensioned Anchors
Track long-term stress stability in bridge cables or slope reinforcement systems.

Heavy Machinery Maintenance
Prevent bolt loosening or fatigue failure in equipment under dynamic loads.


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