Ultra high strength steel sheets (UHSS)Hydrogen embrittlementMaterial design

Material Properties Evaluation Technology

Measurement System for Hydrogen Absorption Due to Corrosion

Enables continuous/quantitative evaluation of the amount of absorbed hydrogen corresponding to environmental changes under actual service conditions!

Solution Point

Features 01

Expected Problems
Aren't you having the following problems?
• Want to compare hydrogen absorption in various parts of vehicles and other measurement targets.
• Want to know the hydrogen amount in the environment where the material will be used.
• Want to quantitatively compare the amount of absorbed hydrogen for different materials, such as UHSS, etc.

Features 02

Technology highlight
• Use of a compact hydrogen monitoring system that can be attached to actual vehicles (Fig. 1).
• Equipped with a reference cell for higher accuracy in measurements of hydrogen absorption (Fig. 2).
• Enables measurement at sub-zero temperatures by optimizing the internal solution.
• Enables stable long-term measurement in the vehicle moving environment (actual results: 2 years) (Fig. 3)
図

Features 03

Proposed Solutions (Examples)
Change of amount of absorbed hydrogen in vehicle moving environments.