Materials Science

Grain Size (ASTM E112)

Standardized grain size per ASTM E112

Grain Size (ASTM E112) — ConductVision Image analysis
ASTM E112
Compliant
Mean
Intercept Length
Grain Size
Number

Example outputs shown for illustration. Numbers depend on your samples and protocol.

Results

What the analysis returns, tied back to the image it came from.

ASTM E112 Method

Implements planimetric, intercept, and comparison methods per the ASTM E112 standard

Boundary Enhancement

AI enhances faint or incomplete grain boundaries before measurement for improved accuracy

Dual-Phase Support

Handle multi-phase microstructures where grain boundaries appear differently in each phase

From image to reviewed result

  1. 1

    Upload

    Load metallographic cross-section images

  2. 2

    Detect

    AI identifies grain boundaries

  3. 3

    Calculate

    Determine ASTM grain size number

  4. 4

    Export

    Download grain size data and boundary annotations

Works with your existing tools

Excel
GraphPad Prism
RR
Python
CSV

Try it free

Browser-based tools — your data never leaves your machine.

ASTM E112 Grain Size Analyzer

Free, client-side: draw intercept lines on a micrograph to compute the ASTM E112 grain size number.

Grain Size (ASTM E112) with ConductVision Image

Determine grain size number and distribution in metallographic samples per ASTM E112 standards. ConductVision detects grain boundaries in etched microstructure images, calculating mean intercept length, grain size number, and area-based distributions.

Talk to a scientist

Not sure this is the right measurement?

Send a representative image and your measurement goal. A ConductVision scientist will confirm whether this is the right fit, or point you to the closer workflow, before you commit to a quote.

Share your image set
One representative image is enough to start the conversation.
Book a 30-minute review
Walk through the measurement plan and confidence evidence live.

Related applications

Phase & Microstructure Quantification — ConductVision Image analysis

Phase & Microstructure Quantification

Measure area fractions of phases and structures

Particle Size Analysis — ConductVision Image analysis

Particle Size Analysis

Image-based particle size distribution

Defect Detection & Counting — ConductVision Image analysis

Defect Detection & Counting

Automated defect identification and counting

Send a sample image and a measurement goal

We will show the closest ConductVision workflow and flag what needs custom validation for your images.