Material Compatibility Design Considerations for Hydrogen Systems

1h 0m

This course provides guidance on a selection of materials for hydrogen systems. The primary focus is on hydrogen embrittlement of metals, but other material compatibility concerns with metals and polymers are also discussed.

What You'll Learn

Hydrogen's interactions with metals
The phenomenon of hydrogen embrittlement
The variables affecting the severity of hydrogen embrittlement
How to correctly choose a material for use in hydrogen service

Who Should Attend

Those responsible for selecting hydrogen system materials of construction.

Outline

Module 1: Material Interactions with Hydrogen
- Hydrogen Interaction with Structural Metals
- Concerns Regarding Hydrogen Interactions with Metals
- Hydrogen Interactions with Metal Components
- Safety Concerns of Hydrogen-Metal Interactions
- The Effect of Hydrogen Embrittlement on Metal Toughness
- Hydrogen Embrittlement and Crack Propagation
- Crack Propagation Process
- Hydrogen-Enhanced Decohesion
- Safety Concerns of Hydrogen-Enhanced Decohesion
Module 2: Variables Affecting Hydrogen Embrittlement
- Variables Affecting Hydrogen Embrittlement of Structural Metals
- Variables that Affect Hydrogen Embrittlement
- Material Variables
- Mechanical Variables
- Environmental Variables
Module 3: Material Selection for Hydrogen Projects
- Material Selection for Hydrogen Projects
- Resources to Guide the Selection of Materials for Hydrogen Service
- Assessing Material Performance
- Material Performance Assessment
- Service Experience Examples
- Hydrogen Compatibility Guidelines for Metals
- Material Selection Consideratoins
- Material Characteristics
- Low Temperature Embrittlement
- Fire Resistance
- Component Design
- Stress Intensity Factor
- Applying Fracture Mechanics Design: Example
- Incident: Ball Valve Failure