,
,Fundamentals of Momentum,
Heat, and Mass Transfer
6th Edition
James R. Welty
Department of Mechanical Engineering
Oregon State University
Gregory L. Rorrer
Department of Chemical Engineering
Oregon State University
David G. Foster
Department of Chemical Engineering
University of Rochester
, VP & Publisher: Don Fowley
Editor: Dan Sayre
Editorial Assistant: Jessica Knecht
Marketing Manager: Chris Ruel
Marketing Assistant: Marissa Carroll
Designer: Kenji Ngieng
Associate Production Manager: Joyce Poh
Production Editor: Jolene Ling
Cover Illustration Credit: Jim Welty
This book was set by Thomson Digital.
Founded in 1807, John Wiley & Sons, Inc. has been a valued source of knowledge and understanding for more than
200 years, helping people around the world meet their needs and fulfi ll their aspirations. Our company is built on a
foundation of principles that include responsibility to the communities we serve and where we live and work. In
2008, we launched a Corporate Citizenship Initiative, a global effort to address the environmental, social, economic,
and ethical challenges we face in our business. Among the issues we are addressing are carbon impact, paper
specifications and procurement, ethical conduct within our business and among our vendors, and community and
charitable support. For more information, please visit our website: www.wiley.com/go/citizenship.
Copyright 2015, 2008, 2001, 1984 John Wiley & Sons, Inc. All rights reserved. No part of this publication may be
reproduced, stored in a retrieval system or transmitted in any form or by any means, electronic, mechanical,
photocopying, recording, scanning or otherwise, except as permitted under Sections 107 or 108 of the 1976 United
States Copyright Act, without either the prior written permission of the Publisher, or authorization through payment
of the appropriate per-copy fee to the Copyright Clearance Center, Inc. 222 Rosewood Drive, Danvers, MA 01923,
website www.copyright.com. Requests to the Publisher for permission should be addressed to the Permissions
Department, John Wiley & Sons, Inc., 111 River Street, Hoboken, NJ 07030-5774, (201)748-6011, fax (201)748-
6008, website http://www.wiley.com/go/permissions .
Evaluation copies are provided to qualifi ed academics and professionals for review purposes only, for use in their
courses during the next academic year. These copies are licensed and may not be sold or transferred to a third party.
Upon completion of the review period, please return the evaluation copy to Wiley. Return instructions and a free of
charge return mailing label are available at www.wiley.com/go/returnlabel. If you have chosen to adopt this textbook
for use in your course, please accept this book as your complimentary desk copy. Outside of the United States, please
contact your local sales representative.
Library of Congress Cataloging-in-Publication Data
Fundamentals of momentum, heat and mass transfer / James Welty, Gregory L. Rorrer,
David G. Foster. – Sixth edition.
pages cm
Includes index.
ISBN 978-0-470-50481-9 (paperback)
1. Fluid mechanics. 2. Heat–Transmission. 3. Mass transfer. I. Welty, James R.
TA357.F87 2013
620.1 06–dc23
2013028066
Printed in the United States of America
10 9 8 7 6 5 4 3 2 1
,Fundamentals of Momentum,
Heat, and Mass Transfer
6th Edition
James R. Welty
Department of Mechanical Engineering
Oregon State University
Gregory L. Rorrer
Department of Chemical Engineering
Oregon State University
David G. Foster
Department of Chemical Engineering
University of Rochester
, VP & Publisher: Don Fowley
Editor: Dan Sayre
Editorial Assistant: Jessica Knecht
Marketing Manager: Chris Ruel
Marketing Assistant: Marissa Carroll
Designer: Kenji Ngieng
Associate Production Manager: Joyce Poh
Production Editor: Jolene Ling
Cover Illustration Credit: Jim Welty
This book was set by Thomson Digital.
Founded in 1807, John Wiley & Sons, Inc. has been a valued source of knowledge and understanding for more than
200 years, helping people around the world meet their needs and fulfi ll their aspirations. Our company is built on a
foundation of principles that include responsibility to the communities we serve and where we live and work. In
2008, we launched a Corporate Citizenship Initiative, a global effort to address the environmental, social, economic,
and ethical challenges we face in our business. Among the issues we are addressing are carbon impact, paper
specifications and procurement, ethical conduct within our business and among our vendors, and community and
charitable support. For more information, please visit our website: www.wiley.com/go/citizenship.
Copyright 2015, 2008, 2001, 1984 John Wiley & Sons, Inc. All rights reserved. No part of this publication may be
reproduced, stored in a retrieval system or transmitted in any form or by any means, electronic, mechanical,
photocopying, recording, scanning or otherwise, except as permitted under Sections 107 or 108 of the 1976 United
States Copyright Act, without either the prior written permission of the Publisher, or authorization through payment
of the appropriate per-copy fee to the Copyright Clearance Center, Inc. 222 Rosewood Drive, Danvers, MA 01923,
website www.copyright.com. Requests to the Publisher for permission should be addressed to the Permissions
Department, John Wiley & Sons, Inc., 111 River Street, Hoboken, NJ 07030-5774, (201)748-6011, fax (201)748-
6008, website http://www.wiley.com/go/permissions .
Evaluation copies are provided to qualifi ed academics and professionals for review purposes only, for use in their
courses during the next academic year. These copies are licensed and may not be sold or transferred to a third party.
Upon completion of the review period, please return the evaluation copy to Wiley. Return instructions and a free of
charge return mailing label are available at www.wiley.com/go/returnlabel. If you have chosen to adopt this textbook
for use in your course, please accept this book as your complimentary desk copy. Outside of the United States, please
contact your local sales representative.
Library of Congress Cataloging-in-Publication Data
Fundamentals of momentum, heat and mass transfer / James Welty, Gregory L. Rorrer,
David G. Foster. – Sixth edition.
pages cm
Includes index.
ISBN 978-0-470-50481-9 (paperback)
1. Fluid mechanics. 2. Heat–Transmission. 3. Mass transfer. I. Welty, James R.
TA357.F87 2013
620.1 06–dc23
2013028066
Printed in the United States of America
10 9 8 7 6 5 4 3 2 1
