ASTM_DS6S1-1966.pdf

Supplemental Report on the Elevated-Temperature Properties Of Chromium-Molybdenum Steels Issued under the auspices of The Data and Publications Panel of The ASTM-ASME Joint Committee on the Effect of Temperature on the Properties of Metals Prepared for the Panel by John A.VanEcho and Ward F.Simmons ASTM DATA SERIES PUBLICATION NO.DS 6S1 Price$2.25;to Members 30%discount published by the AMERICAN SOCIETY FOR TESTING AND MATERIALS 1916 Race Street,Philadelphia,Pa.19103 by American Society for Testing and Materials 1966 Library of Congress Catalog Card Number:66-24784 NOTE The Society is not responsible,as a body,for the statements and opinions advanced in this publication.Printed in Alpha,N.J.June,1966 Contents PAGE STEEL GRAPHS DATA SHEETS C-V 3,4 23 WMo-V 5 24 WMo-/zV 5 24,25 C-V2 Mo 6 25-27 1/2M0-V none 27,28 Mn-Mo 7,8 28-31 ViCv-AMo-V none 31,32 i/2Cr-V4Mo 9,10 32-35 ViCr-VSMo-V none 35,36 AISI 4140 none 36,37 AISI 4340 none 37 lCr-/iMo none 37,38 lCr-lMo-V 11 38,39 lCr-lMo-V none 39 VACr-ViMo 12-14 39-48 VACt-VzMo-V none 48 1 Vi Cx-Vz Mo none 48-49 2Cr-V2 Mo none 49 2J4Cr-lMo 15-17 49-57 3Cr-/2Mo-li/4Si none 57,58 3Cr-lMo none 58 5Cr-V2 Mo none 58,59 5Cr-5/2Mo-lSi none 60 SCr-VAMo-VzV(Hll)18-20 60-63 7Cr-ViMo 21 64,65 8Cr-lMo none 65 9Cr-lMo 22 65-66 111 Supplemental Report on the Elevated-Temperature Properties Of Chromium-Molybdenum Steels ISSUED UNDER THE AUSPICES OF THE DATA AND PUBLICATIONS PANEL OF THE ASTM-ASME JOINT COMMITTEE ON EFFECT OF TEMPERATURE ON THE PROPERTIES OF METALS PREPARED BY JOHN A.VANECHO AND WARD F.SIMMONS This compilation is a graphical summary of the elevated-temperature mechanical-property data for commercially produced chromium-molybdenum steels.The data were collected through the efforts of the Data and Publications Panel of the ASTM-ASME Joint Committee on Effect of Temperature on the Properties of Metals.This supplement contains 38 data graphs and about 126 data sheets representing data from 27 Cr-Mo steels.This compilation is a supplement to ASTM DS 6,it does not replace it.This report is intended as a supplement to ASTM DS 6(formerly STP 151),which was published in 1953.The original report on chromium-molybdenum steels is a comprehensive report containing data sheets on 52 steels and data summary graphs for 23 steels.Data contained in DS 6 include short-time tensile properties,creep and stress-rupture data,and Larson-Miller parameter curves.The Data and Publications Panel has supported a continuous effort to collect high-temperature properties data for metals.These data were,until recently,available in the form of keysort punched cards.The punched-card program was discontinued in June,1965,but all chromium-molybdenum steel data collected for this pro-gram are included in this publication.A special collection of additional chromium-molybdenum steel data was also made by the Panel for this supplement.Data were obtained from the following sources:Babcock and Wilcox Co.Crucible Steel Company of America Edward Valves,Inc.Elliott Co.Jones and Laughlin Steel Corp.Lukens Steel Co.North American Aviation,Inc.A.O.Smith Corp.The Timken Roller Bearing Co.U.S.Naval Research Laboratory U.S.Navy Marine Engineering Laboratory U.S.Steel Corporation Applied Research Laboratory Vanadium Alloys Steel Corp.The steels have been grouped by approximate chemical composition as was done in DS 6.The data graphs include short-time tensile and yield strengths;elongation and reduction of area;creep data for creep rates of 0.001,0.0001,and 0.00001 per cent per hour;and rupture data for times of 100,1000,10,000,and 100,000 hours.Most of the 10,000-hour rupture data and all of the 100,000-hour data were extrapolated.To show the approximate processing each material has received,the figures were drawn using various symbols 1 DS6S1-EB/Jun.1966Copyright 1966 by ASTM International www.astm.org to indicate annealed,normalized,cast,etc.These proc-essing or condition classifications are very broad and are intended to serve only as a guide in using the figures.The detailed processing,heat treatment,and composition data for each steel are given in the data sheets.Each figure includes the numbers of the appropriate data sheets for easy reference.Since the classification annealed,for example,includes different annealing temperatures,it is recommended that the data sheets be referred to when using the graphs.Whenever possible,the average data curves from DS 6 have been included in the figures to facilitate comparison of the data.Acknowledgments The authors wish to thank the contributing organiza-tions and their representatives for taking the necessary time and trouble to supply the data upon which this publication is based.We also wish to thank the Data and Publications Panel and the Project Committee for their helpful suggestions and counsel in collecting and preparing the data for publication.Members of the Project Committee:C P.Weigel,chairman W.E.Leyda W.F.Simmons Members of the Data and Publications Panel:E.P.