ASME B16.24-2011

(Revision of ASME B16.24-2006)

Cast Copper Alloy Pipe Flanges and Flanged Fittings

Classes 150, 300, 600, 900,

1500, and 2500

AN A MERICAN NA TIONAL S T AND ARD

ASME B16.24-2011

(Revision of ASME B16.24-2006)

ASME B16.24-2011

(Revision of ASME B16.24-2006)

Cast Copper Alloy Pipe Flanges and Flanged Fittings

Classes 150, 300, 600, 900,

1500, and 2500

AN AMERICAN NA TIONAL S T AND ARD

Three Park Avenue • New York, NY • 10016 USA

Date of Issuance: November 14, 2011

The next edition of this Standard is scheduled for publication in 2016.

ASME issues written replies to inquiries concerning interpretations of technical aspects of this Standard. Periodically certain actions of the ASME B16 Committee may be published as Cases. Cases and interpretations are published on the ASME Web site under the Committee Pages at https://cstools.asme.org as they are issued, and will be published within the next edition of the standard.

ASME is the registered trademark of The American Society of Mechanical Engineers.

This code or standard was developed under procedures accredited as meeting the criteria for American National Standards. The Standards Committee that approved the code or standard was balanced to assure that individuals from competent and concerned interests have had an opportunity to participate. The proposed code or standard was made available for public review and comment that provides an opportunity for additional public input from industry, academia, regulatory agencies, and the public-at-large.

ASME does not “approve,” “rate,” or “endorse” any item, construction, proprietary device, or activity.

ASME does not take any position with respect to the validity of any patent rights asserted in connection with any items mentioned in this document, and does not undertake to insure anyone utilizing a standard against liability for infringement of any applicable letters patent, nor assumes any such liability. Users of a code or standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, is entirely their own responsibility.

Participation by federal agency representative(s) or person(s) affiliated with industry is not to be interpreted as government or industry endorsement of this code or standard.

ASME accepts responsibility for only those interpretations of this document issued in accordance with the established ASME procedures and policies, which precludes the issuance of interpretations by individuals.

No part of this document may be reproduced in any form, in an electronic retrieval system or otherwise,

without the prior written permission of the publisher.

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

Copyright © 2011 by

THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS

All rights reserved Printed in U.S.A.

CONTENTS

Foreword iv

Committee Roster vi

Correspondence With the B16 Committee vii

Summary of Changes viii

1. Scope 1

2. General 1

3. Pressure–Temperature Ratings 2

4. Size and Method of Designating Openings 7

5. Marking 7

6. Materials 9

7. Flange Dimensions 9

8. Fitting Dimensions 10

9. Bolting and Gaskets 11

10. Tolerances 11

11. Pressure Testing 12

Figure

1 Method of Designating Outlets of Reducing Fittings 8

Tables

1. Pressure–Temperature Ratings for ASTM B61 Alloy C92200 and ASTM B62 Alloy

   C83600 2

2. Dimensions of Class 150 Threaded Companion and Blind Flanges for Alloys C83600

   and C92200 3

3. Dimensions of Class 150 Elbows, Tees, Crosses, Laterals, True Ys (Straight Sizes),

   and Reducers 4

4. Dimensions of Class 300 Threaded Companion and Blind Flanges for Alloys C83600

   and C92200 5

5. Dimensions of Class 300 Elbows, Tees, Crosses, Laterals, True Ys (Straight Sizes),

   and Reducers 6

6. Pressure–Temperature Ratings for ASTM B148 Alloy C95200 7

   Mandatory Appendices

   1. Dimensions of Fittings in U.S. Customary Units 13

   2. References 19

Nonmandatory Appendix

A Quality System Program 20

iii

Copyright 2011 by the American Society of Mechanical Engineers.

No reproduction may be made of this material without written consent of ASME.

c