Heavy-Duty Large Range Inside Micrometer Set 1000-3000mm – Φ28mm Steel Rods, Industrial Precision Measurement

  • Resolution:0.01mm/0.001”(Professional large-capacity inside micrometer for 1000-3000mm internal measurements.)
  • Carbide measuring faces
  • Features heavy-duty Φ28mm steel extension rods and precision accuracy of (7+n+L/50)μm
  • Travel of micrometer head:50mm/2“
  • Ideal for industrial large-scale applications.

Product Description:

Industrial Large Range Inside Micrometer Set (1000-3000mm) – Heavy-Duty Precision Measurement

Designed for extreme-scale internal diameter measurements, our heavy-duty inside micrometer set handles measuring ranges from 1000mm to 3000mm with exceptional stability. The robust Φ28mm steel extension rods provide superior rigidity for accurate measurements in industrial environments. With a precision accuracy formula of (7+n+L/50)μm, this professional set is engineered for large machinery, pipeline, and industrial equipment measurement applications.


📊 Technical Specifications:

Model Number Measuring Range Extension Rod Configuration
H-302-10-060 1000-1050mm Micrometer head only
H-302-11-060 1000-2000mm 50mm, 100mm(2), 200mm, 500mm
H-302-12-060 1000-3000mm 50mm, 100mm(2), 200mm, 500mm, 1000mm

Rod Diameter: Φ28mm heavy-duty steel construction
Accuracy: (7+n+L/50)μm (where n = number of extension rods, L = maximum measurement length in mm)
Design: Professional-grade industrial measurement system


⚙️ Key Features:

  • Extra-Large Measurement Capacity: Configurable from 1000mm to 3000mm range

  • Heavy-Duty Construction: Φ28mm steel extension rods ensure exceptional stability and minimal deflection

  • Industrial-Grade Accuracy: Precision measurement with (7+n+L/50)μm accuracy formula

  • Rugged Design: Built for demanding industrial environments and large-scale applications

  • Modular Extension System: Interchangeable rods for flexible configuration

  • Professional Measurement: Designed for precision large-scale internal diameter measurement

  • Stable Performance: Large diameter rods maintain accuracy even at maximum extension


🛠️ Applications:

  • Heavy machinery manufacturing and maintenance

  • Large pipeline and vessel internal inspection

  • Power generation equipment measurement

  • Industrial plant maintenance and repair

  • Large bearing housing and cylinder measurement

  • Energy sector equipment manufacturing

  • Shipbuilding and large structure fabrication


📞 Additional Information:

Accuracy Calculation Example:
For 2500mm measurement with 6 extension rods:
(7 + 6 + 2500/50)μm = (7 + 6 + 50)μm = ±63μm

Note: All extension rods are precision manufactured and clearly marked for easy identification and configuration.

📦 Each set includes professional storage case and documentation. Custom configurations available for specific industrial requirements.

[Request Catalog] for complete size specifications or [Contact Us] for custom set configurations and volume pricing.

Heavy-Duty Large Range Inside Micrometer Set 1000-3000mm – Φ28mm Steel Rods, Industrial Precision Measurement
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