ASME BPVC.II.D.C-2015

SECTION II

MATERIALS

2015

ASME Boiler and

Pressure Vessel Code

An International Code

Part D

Proper ties (Customar y)

AN INTERNATIONAL CODE

2015 ASME Boiler & Pressure Vessel Code

2015 Edition July 1, 2015

AN INTERNATIONAL CODE

2015 ASME Boiler & Pressure Vessel Code

2015 Edition July 1, 2015

II

MATERIALS

Part D

Properties (Customary)

ASME Boiler and Pressure Vessel Committee

on Materials

Two Park Avenue • New York, NY • 10016 USA

Date of Issuance: July 1, 2015

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The American Society of Mechanical Engineers Two Park Avenue, New York, NY 10016-5990

Copyright © 2015 by

THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS

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TABLE OF CONTENTS

List of Sections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x

Foreword . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xii

Statement of Policy on the Use of the Certification Mark and Code Authorization in Advertising . . . . . . . . . . xiv

Statement of Policy on the Use of ASME Marking to Identify Manufactured Items . . . . . . . . . . . . . . . . . . . . . . xiv

Submittal of Technical Inquiries to the Boiler and Pressure Vessel Standards Committees . . . . . . . . . . . . . . . xv

Personnel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii

Summary of Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxxiv

List of Changes in Record Number Order . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xliv Cross-Referencing and Stylistic Changes in the Boiler and Pressure Vessel Code . . . . . . . . . . . . . . . . . . . . . . . xlv

Subpart 1 Stress Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Statement of Policy on Information Provided in the Stress Tables . . . . . . . . 1

Guideline on Locating Materials in Stress Tables, and in Tables of Mechanical

and Physical Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Subpart 2 Physical Properties Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 752

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 752

Subpart 3 Charts and Tables for Determining Shell Thickness of Components Un-

der External Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 793

Mandatory Appendix 1 Basis for Establishing Stress Values in Tables 1A and 1B . . . . . . . . . . . . 922

Mandatory Appendix 2 Basis for Establishing Design Stress Intensity Values for Tables 2A, 2B,

and 4, and Allowable Stress Values for Table 3 . . . . . . . . . . . . . . . . . . . 924

Mandatory Appendix 3 Basis for Establishing External Pressure Charts . . . . . . . . . . . . . . . . . . . . 927

Mandatory Appendix 5 Guidelines on the Approval of New Materials Under the ASME Boiler and

Pressure Vessel Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 934

Mandatory Appendix 7 Guidelines on Multiple Marking of Materials . . . . . . . . . . . . . . . . . . . . . . . 942

Mandatory Appendix 9 Standard Units for Use in Equations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 944

Mandatory Appendix 10 Basis for Establishing Maximum Allowable Stress Values for Tables 5A

and 5B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 945

Nonmandatory Appendix A Issues Associated With Materials Used in ASME Code Construction . . . 947

Nonmandatory Appendix B Developing Nominal Composition Designations for ASME Code

Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 967

Nonmandatory Appendix C Guidance for the Use of U.S. Customary and SI Units in the ASME Boiler

and Pressure Vessel Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 970

Nonmandatory Appendix D Guidelines for Rounding Minimum Specified Tensile and Yield Strength

Values and for Establishing Anchor Points for Tensile and Yield Strength Trend Curves in Tables 1A, 1B, 2A, 2B, 3, 4, 5A, 5B, U, U-2,

and Y-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 973