_STP_522-1973.pdf

ELEVATED TEMPERATURE PROPERTIES AS INFLUENCED BY NITROGEN ADDITIONS TO TYPES 304 AND 316 AUSTENITIC STAINLESS STEELS A symposium presented at the Seventy-second Annual Meeting AMERICAN SOCIETY FOR TESTING AND MATERIALS Atlantic City,N.J.,22-27 June 1969 ASTM SPECIAL TECHNICAL PUBLICATION 522 J.J.Heger and G.V.Smith,co-chairmen List price$10.50 04-522000-40 m AMERICAN SOCIETY FOR TESTING AND MATERIALS AimvEssARy 1916 Race Street,Philadelphia,Pa,19103 Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:11:47 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.BY AMERICAN SOCIETY FOR TESTING AND MATERIALS 1973 Library of Congress Catalog Card Number:72-88610 NOTE The Society is not responsible,as a body,for the statements and opinions advanced in this publication.Printed in Baltimore,Md.February 1973 Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:11:47 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Foreword The Symposium on Elevated Temperature Properties as Influenced by Nitrogen Additions to Types 304 and 316 Austenitic Stainless Steels was presented at an informal workshop session held at the 72nd Annual Meet-ing of the Society,in Atlantic City,N.J,22-27 June 1969.The sponsors of this symposium included the Joint Committee on Effect of Temperature on the Properties of Metals,Metals Properties Council,American Society for Testing and Materials,and American Society of Mechanical Engineers.J.J.Heger,U.S.Steel Corporation,and G.V.Smith,consultant,served as co-chairmen.Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:11:47 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Reiafed ASTM Publications Report on Elevated-Temperature Properties of Se-lected Superalloys,DS 7-Sl(1970),$11.00 Evaluation of the Elevated Temperature Tensile and Creep-Rupture Properties of C-Mo,Mn-Mo,and Mn-Mo-Ni Steels,DS 47(1971),$6.50 Elevated Temperature Static Properties of Wrought Carbon Steel,STP 503(1972),$3.00 Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:11:47 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.Contents Introduction 1 Mechanical Properties of Hot-Extruded 304N and 316N Stainless Steel PipePHILIP KADLECEK 3 High-Nitrogen Austenitic Stainless Steelsc.E.SPAEDER,W.F.DOMIS,AND K.G.BRICKNER 35 Elevated Temperature Properties of Nitrogen-Containing Type 304L Auste-nitic Stainless Steelp.D.GOODELL AND J.W.FREEMAN 46 Influence of Nitrogen on the CreejRupture Properties of Type 316 Steel T.M.CULLEN AND M.W.DAVIS 60 A Nitrogen Grade of Types 304 and 316 Austenitic Stainless Steels;Specifica-tion and Code Considerationsi.A.ROHRIG 79 Creep and Creep-Rupture Properties of Types 304N and 316N Stainless Steelsw.F.DOMis 86 Service Experience with H Grades of Austenitic SteelG.J.SCHNABEL 100 Effect of Elevated Temperatures on the Properties of Nitrogen-Bearing Type 216 Steelj.A.CHIVINSKY 105 Copyright by ASTM Intl(all rights reserved);Mon Dec 21 11:11:47 EST 2015Downloaded/printed byUniversity of Washington(University of Washington)pursuant to License Agreement.No further reproductions authorized.STP522-EB/Feb.1973 Introduction A plan for an informal workshop discussion session was organized during 1968 by The Joint Committee on Effect of Temperature on the Properties of Metals for the purpose of reviewing and clarifying differences in creep-rupture properties between the regular and the H grades of Types 304,316,321,and 347 austenitic stainless steels.The plan included consider-ation of the influence of carbon and nitrogen contents on the creep-rupture strengths plus preparation of a summary of short time elevated tempera-ture properties.As the plan developed,it became apparent that the paramount interest focussed on the nitrogen-bearing grades.The outcome was a jointly spon-sored session held at the ASTM Annual Meeting at Atlantic City,N.J.,June 1969,which presented a series of papers concerned with several as-pects of the properties and uses of nitrogen-strengthened austenitic steels.Cosponsorship was contributed by The Metal Properties Council,The American Society for Testing and Materials and The American Society for Mechanical Engineers.The session at the ASTM meeting was advertized as being restricted to informal verbal reporting and discussion of current data.At the completion of the session,however,it was apparent to all concerned that the presenta-tions contained a sufficient wealth of excellent high temperature information to warrant publication.The Metal Properties Council,as a further means of fulfilling its function of service to the metals industry,undertook the task of inducing the speakers to prepare and s