Hydrogen Transport and Cracking in Metals Proceedings of a Conference Held at the National Physical Laboratory, Teddington, UK, 13-14 April 1994

Foreword; Hydrogen Cracking and its Mitigation in the Petroleum Industry; The Significance of Hydrogen on the Welding and Weldability of Duplex and Super Duplex Stainless Steels - A Review; Experimental Investigation of the Role of Hydrogen in Stress Corrosion; Cracking of Duplex Stainless Steels; Influence of Cathodic and Corrosive Hydrogen on the Cracking Behaviour of Austenitic Iron and Nickel Base Alloys; Influence of Surface Defects on Hydrogen Effects During Stress Corrosion and Corrosion Fatigue; The Influence of Cathodic Overpotential on Microstructural and Physically-Small Crack Growth; Predicting Hydrogen Induced Crack Growth Rates in Pipelines and Pressure Vessels; Stress Corrosion Cracking of a Cathodic ally Charged Structural Steel; Time-Dependent Factors in the Corrosion Fatigue Testing of Cathodically; Protected Low Alloy Steels; Mechanistic Aspects of Hydrogen Cracking Process in High Strength Steel; Some Considerations on the EAC Mechanisms during Crack Propagation under Monotonic Loading; Acoustic Emission during Hydrogen Charging and Stress Corrosion Cracking; Chloride Assisted Cracking in Blade Steel Material- the OCP Analysis; Standardisation of Hydrogen Permeation Measurement by the Electrochemical Technique; Surface Phenomena on Pure Iron during Electrochemical Permeation Tests; Palladium as a Catalyst of Hydrogen Oxidation; Measurement of Effluent Hydrogen in Pressure Vessel and Linepipe Steels; Reliability of Clamp-on Sensors for Hydrogen Permeation Measurements; Hydrogen Concentration Measurements Using a Gel-Filled Electrochemical Probe; Methods of Hydrogen Uptake Measurements by Electrochemical Permeation; The Effect of the Nitrides and Carbides of V, Nb and Ti on the Diffusion and Hydrogen Diffusion and Trapping in Cr-Mo Steels for Hydrotreating Reactors; A Study of Hydrogen Permeation on API X65 TMCP Steel Under Stress Conditions; The Influence of Pressure on Hydrogen Permeation and Hydrogen; Embrittlement of Higher Strength Steels; Hydrogen Transport in SAF2205 and SAF2507 Duplex Stainless Steels; Hydrogen Permeation Measurements in Aluminium Alloy Foils; Laboratory Testing of Hydrogen Permeation in Biologically Active Seawater; Measurements Hydrogen Diffusion through Cathodically Protected Steel in Sour Environments; Generalised Modelling of Hydrogen Diffusion and Trapping; Internal Friction in Hydrogen-Charged CrNi and CrNiMn Austenitic Stainless Steels

Biography

Alan Turnbull, Division of Materials Metrology, National Physical Laboratory