AMERICAN NATIONAL STANDARD
ANSI/SA-75.22-1999
Formerly ANSI/SA-$75.22-1999
N W
Face-to-centerline Dimensions
for Flanged Globe-style Angle
Control Valve Bodies
(ANSI Classes 150, 300, and 600)
Approved 31 August 1999
ISA-THE Instrumentation
Systems, and
Automation Society
ANSI/SA-75.22-1999
Face-to-centerline Dimensions for Flanged Globe-style Angle Control Valve Bodies
(ANSI Classes 150, 300, and 600
ISBN:1-55617-723-2
Copyright 1999 by the Instrument Society of America. All rights reserved Not for resale. Printed
in the United States of America. 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, or otherwise), without the prior written permission of the Publisher
SA
67 Alexander Drive
P.O. Box 12277
Research Triangle Park, North Carolina 27709
ANSI/ISA-S75.22-1999
Preface
This preface, as well as all footnotes and annexes, is included for information purposes and is not part ot
ANSM/ISA-75.22-1999
This document has been prepared as part of the service of ISA, the international society for measurement
and control, toward a goal of uniformity in the field of instrumentation. To be of real value, this document
hould not be static but should be subject to periodic review. Toward this end, the Society welcomes all
comments and criticisms and asks that they be addressed to the Secretary, Standards and Practices
Board; ISA; 67 Alexander Drive; P. O Box 12277, Research Triangle Park, NC 27709, Telephone(919
549-8411, Fax(919)549-8288; E-mail: standards(@isa. org
The ISA Standards and Practices Department is aware of the growing need for attention to the metric
system of units in general, and the International System of Units(S)in particular, In the preparation of
instrumentation standards. The Department is further aware of the benefits to USA users of ISA standards
of incorporating suitable references to the Sl (and the metric system) in their business and professional
dealings with other countries. Toward this end, this Department will endeavor to introduce Si-acceptable
metric units in all new and revised standards, recommended practices, and technical reports to the
greatest extent possible. Standard for Use of the internationa System of Units(S1). The Modern Metric
System, published by the American Society for Testing Materials as EEE/ASTM SI 10-97, and future
revisions, Will be the reference guide for definitions, symbols, abbreviations, and conversion factors
It is the policy of ISA to encourage and welcome the participation of all concerned individuals and interests
in the development of ISA standards, recommended practices, and technical reports. Participation in the
ISA standards-making process by an individual in no way constitutes endorsement by the employer of that
individual, of SA, or of any of the standards, recommended practices, and technical reports that ISA
develops
CAUTION- ISA ADHERES TO THE POLICY OF THE AMERICAN NATIONAL STANDARDS
INSTITUTE WITH REGARD TO PATENTS F SA S NFORMED OF AN EXISTING PATENT THAT S
REQUIRED FOR USE OF THE STANDARD, IT WILL REQUIRE THE OWNER OF THE PATENT TO
EITHER GRANT A ROYALTY-FREE LICENSE FOR USE OF THE PATENT BY USERS COMP
展开阅读全文