Precision Height Gauge Measurement Services
ISO & IATF Certified Calibration with Resolution Up to 0.001 mm
ISO 14001:2015 ISO 9001:2015 IATF 16949:2016
Height Gauge Overview
Our precision height gauge measurement provide high‑accuracy vertical dimensional inspection using digital height gauges and granite surface plates. We deliver reliable, repeatable measurements for first article inspection, in‑process quality control, CNC setup, tool alignment and 2D coordinate layout, supporting consistent quality assurance for precision machined components across industrial manufacturing.
Core Height Gauge Measurement Advantages & Limitations
Advantages
- Ultra‑high resolution up to 0.001 mm for fine precision measurement
- Stable accuracy within ±0.01–±0.03 mm for consistent results
- Simple operation, fast measurement and strong on‑site adaptability
- Ideal for vertical dimension, step height, center distance and 2D layout
- Regular traceable calibration ensuring long‑term stability
Limitations
- Primarily for 2D vertical measurement; not suitable for complex 3D contour detection
- Dependent on operator technique for consistent measuring force
- Requires flat, clean granite surface plate for accurate datum reference
Inspection Standards & Specifications
- Resolution: Standard 0.01 mm | High‑precision 0.001 mm
- Accuracy: ±0.01–±0.03 mm (300 mm model)
- Quality System: ISO 9001:2015, IATF 16949:2016, ISO 14001:2015 certified
- Calibration Cycle: General workshop annually | Precision QC every 3–6 months
- Calibration Standard: Traceable to NIST/PTB national metrology standards
- Inspection Method: Datum setting, consistent contact force, locked reading
Key Height Gauge Measurement Applications
- Quality Control: First article inspection, in‑process verification, GD&T checking
- Tool & Die Making: Mold measurement, fixture alignment, precision marking
- Manufacturing & Machining: CNC machine setup, assembly validation, surface plate layout
- R&D & Prototyping: Design validation, reverse engineering, dimensional benchmarking
Quality & Calibration Assurance
- Pre‑measurement cleaning and zero‑datum calibration
- Periodic accuracy verification using certified gauge blocks
- Standardized operating procedures for repeatable results
- Full calibration records and traceable certificates
- Timely troubleshooting for measurement instability issues
One‑stop Height Gauge Measurement Solution
- Custom inspection plans for diverse part types and industry requirements
- Rapid turnaround supporting urgent production quality checks
- Full digital measurement records for SPC analysis and audit compliance
- Professional technical support for operation and error resolution
- Seamless integration with our full quality control system
FAQs About Height Gauge
What is a height gauge used for?
expand_less expand_moreA: A height gauge is a precision measuring instrument used to measure vertical dimensions, set heights, and perform precise layout work on a reference surface (typically a granite surface plate). Common applications include measuring step heights, hole center distances, and performing 2D coordinate measurements when used with a surface plate.
What is the typical accuracy and resolution of a height gauge?
expand_less expand_moreA:· Resolution: Common resolutions are 0.01 mm (0.0005") for standard models and 0.001 mm (0.00005") for high-precision models.
· Accuracy: Varies by model and range. A typical 300mm (12") digital height gauge might have an accuracy of ±0.01 mm to ±0.03 mm. Always refer to the manufacturer’s specification sheet for the exact "maximum permissible error" for your model.
The measurement is not repeatable. What could be wrong?
expand_less expand_moreA: Potential causes: · Dirty Scale/Encoder: Clean thoroughly. · Worn or Loose Scriber/Probe: Tighten or replace the attachment. · Excessive Play in Carriage: The locking mechanism may be worn, or bearings may need adjustment/service. · Inconsistent Measuring Force: Operator technique—practice applying the same light touch. · Damaged Surface Plate: Check the flatness of your reference plate.
What is the proper way to take a measurement?
expand_less expand_moreA:1. Secure the Workpiece: Place the part on a clean, flat surface plate. 2. Clean Components: Wipe the surface plate, part, and the height gauge’s scriber/probe.
3. Set Datum: Establish a zero reference on the part’s datum surface. 4. Apply Consistent Force: Use the fine-adjustment knob to lower the probe until it just makes contact. For consistent results, develop a "feel" for the same light contact pressure every time. Listen/feel for a slight drag on a feeler gauge if used. 5. Lock & Read: Gently lock the carriage, then read the display. Avoid applying excessive downward force.
How can I perform a basic accuracy check?
expand_less expand_moreA: You can perform a quick verification using certified gauge blocks: 1. Clean the surface plate and gauge block. 2. Zero the height gauge on the surface plate.
3. Carefully measure a gauge block of known size (e.g., 10.00 mm, 50.00 mm, 100.00 mm) at multiple points along the scriber tip. 4. Compare the height gauge reading to the gauge block’s calibrated value. Any deviation should be within the tool’s stated accuracy. For full calibration, use a professional service.
How often should I calibrate my height gauge?
expand_less expand_moreA: Calibration frequency depends on usage, environment, and quality system requirements (e.g., ISO 9001).
· General Workshop: Annual calibration is typical.
· Quality Control/Precision Work: Every 3 to 6 months is recommended.
· After any shock or damage, it should be calibrated immediately.
· Always maintain a calibration certificate traceable to national standards (e.g., NIST, PTB).
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