ASM原料rpp06_ULTRAHI_e_01

A S MI n t e r n a t i o n a l® is a Society whose mission is to

g a t h e r,p rocess and disseminate technical info r m a t i o n.

A S M fosters the understanding and application of engi-

n e e red materials and their re s e a rc h,d e s i g n,re l i a b l e

m a nu f a c t u re,use and economic and social benefits.T h i s

is accomplished via a unique global info r m a t i o n-s h a r i n g

n e t work of interaction among members in forums and

m e e t i n g s,education pro g r a m s,and through publications

and electronic media.

C o pyright © 1992,R evised 1999

by

A S MI n t e r n a t i o n a l®

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No part of this book may be re p ro d u c e d,s t o red in a re t r i eval system,or transmitted,in any form or by any means,e l e c t ro n i c,m e c h a n-ical photocopy i n g,or re c o rd i n g,or otherwise,without the prior written permission of the publisher.

Nothing contained in this book is to be construed as a grant of any right or manu f a c t u re,s a l e,or use in connection with any method, p ro c e s s,ap p a r a t u s,p ro d u c t,or composition,whether or not cove red by letters patent or re g i s t e red trademark,nor as a defense against liability for the infringement of letters patent or re g i s t e r ed trademark.

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This paper is subject to rev i s i o n.Statements and opinions advanced in papers or discussion are the author’s and are his re s p o n s i b i l i t y,n o t A S M I n t e r n a t i o n a l’s ;h o weve r,the paper has been edited by A S M International for uniform styling and fo r m a t.

N OTICE TO USERS:T o the best of our know l e d g e,the information contained in this publication is accurate,h owever we do not assume any liability whatsoever for the accuracy and completeness of such info r m a t i o n.F u r t h e r,the analysis tech-niques included in this publication are often simplifications and,t h e re fo re,ap p roximate in nature.M o re vigo rous analy s i s techniques and/or prototype testing are stro n g ly recommended to verify satisfactory part perfo r m a n c e.A nyone intending to re ly on such recommendation or to use any equipment,p rocessing technique or material

mentioned in this publication should satisfy themselves that they can meet all applicable safety and health standard s.

It is the sole responsibility of the users to investigate whether any existing patents are infringed by the use of the materi-als mentioned in this publication.

A ny determination of the suitability of a particular material for any use contemplated by the user is the sole re s p o n s i b i l i t y of the user.The user must verify that the material,as subsequently pro c e s s e d,meets the re q u i rements of the part i c u l a r p roduct or use.The user is encouraged to test prototypes or samples of the product under the harshest conditions like ly to be encountered to determine the suitability of the materials.

Material data and values included in this publication are either based on testing of laboratory test specimens and re p re s e n t data that fall within the normal range of pro p e rties for natural material or we re extracted from various published sourc e s. All are believed to be re p re s e n t a t i ve.Colorants or other add i t i ves may cause significant variations in data values.These val-ues are not intended for use in establishing maximu m,m i n i m u m,or ranges of values for specification purposes.

We stro n g ly recommend that users seek and adhere to the manu f a c t u rer's or supplier's current instructions for handling each material they use.Please call the ap p ropriate number listed below for additional technical information or for specific Material Safety Data Sheets (MSDS) befo re attempting to process these pro d u c t s.M o re ove r,t h e re is a need to re d u c e human exposure to many materials to the lowest practical limits in view of possible adverse effe c t s.T o the extent that any h a z a rds may have been mentioned in this publication,we neither suggest nor guarantee that such hazards are the only ones that exist.