_STP_962-1988.pdf

STP 962 Hydrogen Embrittlement:Prevention and Control Louis Raymond,editor ASTM 1916 Race Street Philadelphia,PA 19103 Library of Congress Cataloging-ln-Publlcation Data Hydrogen embrittlement:prevention and control/edited by Louis Raymond.(ASTM special technical publication;962)Papers from the Second National Symposium on Test Methods for Hydrogen Embrittlement:Prevention and Control,sponsored by ASTM Subcommittee F7.4 on Hydrogen Embrittlement and held in Los Angeles,May 24-26,1985.Includes bibliographies and index.ASTM publication code number(PCN)04-962000-26.ISBN 0-8031-0959-8 1.Metals-Hydrogen embrittlement-Congresses.2.Metals-Testing-Congresses.I.Raymond,Louis,1934-II.National Symposium on Test Methods for Hydrogen Embrittlement:Prevention and Control(2nd:1985:Los Angeles)III.ASTM Subcommittee F7.4 on Hydrogen Embrittlement.IV.Series.TA460.H89 1988 620.1623-dc19 88-3490 CIP Copyright?9 by AMERICAN SOCIETY FOR TESTING AND MATERIALS 1988 NOTE The Society is not responsible,as a body,for the statements and opinions advanced in this publication.Peer Review Policy Each paper published in this volume was evaluated by three peer reviewers.The authors addressed all of the reviewers comments to the satisfaction of both the technical editor(s)and the ASTM Committee on Publications.The quality of the papers in this publication reflects not only the obvious efforts of the authors and the technical editor(s),but also the work of these peer reviewers.The ASTM Committee on Publications acknowledges with appreciation their dedication and contribution of time and ef-fort on behalf of ASTM.Printed in Ann Arbor,MI June 1988 Foreword This publication,Hydrogen Embrittlement:Prevention and Control,contains papers pre-sented at the Second National Symposium on Test Methods for Hydrogen Embrittlement:Pre-vention and Control,which was held in Los Angeles 24-26 May 1985.The symposium was sponsored by ASTM Subcommittee F7.4 on Hydrogen Embrittlement.Louis Raymond,Ph.D.,L.Raymond&Associates,presided as symposium chairman and was editor of this publication.Contents Introduction-L.RAYMOND SECTION 1 OVERVIEW Opening Remarks-c.SONNINO 7 Overview:Sections 1 and 2-A.A.ANCTIL 8 Hydrogen Embrlttlement Test Methods:Current Status and ProjectianS-L.RAYMOND 10 Electrochemical Aspects of Hydrogen in Metais-J.J.DELUCCIA 17 SECTION 2 CURRENT STANDARDS AND PROJECTIONS Hydrogen Embrittlement Coverage by U.S.Government Standardization Documents-E.T.CLEGG 37 Other ASTM Committees and ISO Committees Involved in Hydrogen Embrlttlement Test Methods-A.w.GROBIN,JR.46 Specifications for Hydrogen Control Testing of Materlals-D.J.COATES 55 Accelerated Acceptance Testing or Hydrogen Embrittlement Control-R.v.DREHER 60 Assessment of the Degree of Hydrogen Embrlttlement Produced in High-Strength 4340 Steel by Plating-and-Baking Processes Using Slow Strain Rate Testing-w.J.POLLOCK 68 Panel Discussion:Sections 1 and 2 81 SECTION 3:HYDROGEN IN STEEL AND TITANIUM Opening Remarks-R.FRICIONI 89 Electrochemical Sensor for the Determination of Hydrogen in Metals by Potential Measurements-A.MACKOR,C.W.DE KREUK,AND J.SCHOONMAN 90 The Barnacle Electrode Method to Determine Diffusible Hydrogen in Steels-D.A.BERMAN AND V.S.AGARWALA 98 The Development of an In-Situ Sensor for Measuring the Hydrogen Content of Liquid Iron-T.OHTSUBO,H.KAWASE,AND S.YAMAZAKI 105 A Study of the Effect of Voids on Hydrogen Diffusion Through Electroslag Refined Stqli-M.WANG AND P.G.SHEWMON Panel Discussion:Section 3 Summary:Section 3-R.FRICIONI 117 125 128 SECTION 4:RELATIVE SUSCEPTIBILITY Overview:Section 4-D.R.McINTYRE Sensitivity of Steels to Degradation in Gaseous Hydrogen-H.J.CIALONE AND J.H.HOLBROOK Discussion The Present Status of the Disk Pressure Test for Hydrogen Embrittlement-J.-P.FIDELLE Discussion Screening Tests for Hydrogen Stress Cracking Susceptibility-w.R.CRUMLY Ranking Materials for Extreme Sour Gas Servlee Using the Slow Strain Rate Method-D.s.McINTYRE A Bent Beam Test Method for Hydrogen Sulfide Stress Corrosion Cracking Reslstance-D.O.cox Discussion Selection of Petroleum Industry Materials Through Use of Environmental Cracking Tests-s.w.CIARALDI Discussion 133 134 151 153 171 173 178 190 198 200 212 SECTION 5 HYDROGEN IN WELDING Overview:Section 5-J.BLACKBURN In Situ Measurement of Hydrogen in Weld Heat Affected Zones Thru Mass Spectrometry and Computer Analysis-G.M.PRESSOUYRE,V.LEMOINE,D.J.M.DUBOIS,J.-B.LEBLOND,P.R.SAILLARD,AND F.M.FAURE Testing of Welding Electrodes for Diffusible Hydrogen and Coating Molsture-T.A.SIEWERT Diffusible Hydrogen Testing by Gas Chromatography-M.A.QUINTANA AND I.R.DANNECKER Panel Discussion:Gas Chromatography The Effect of Weld Metal Diffusible Hydrogen on the Cracking Susceptibility of HY-80 Steel-R.j.WONG 217 219 238 247 269 274 In-Process Prediction of the Diffusible Hydrogen Content of Gas-Metal AIC-D.R.WHITE AND W.G.CHIONIS Panel Discussion:Diffusible Hydrogen 287 299 SECTION 6:PREVENTION AND CONTROL:CASE HISTORIES Overview:Section 6-w.F