1、Manual on Vapor Degreasing 3rd Edition Compiled by ASTM SUBCOMMITTEE D26.02 ON VAPOR DEGREASING ASTM Manual Series:MNL 2 Revision of Special Technical Publication(STP)310A m ASTM 1916 Race Street Philadelphia,PA 19103 Library of Congress Cataloging-in-Publication Data Manual on vapor degreasing.(AST
2、M manual series;MNL 2)1.Vapor degreasingHandbooks,manuals,etc.I.Beck,Charles A.II.ASTM Subcommittee D26.02 on Vapor Degreasing.III.Series.TS213.M337 1989 671.3 88-35141 ISBN 0-8031-1217-3 1989 by American Society for Testing and Materials Library of Congress Catalog Card Number:88-35141 NOTE:The Soc
3、iety is not responsible,as a body,for the statements and opinions advanced in this publication.Printed in Baltimore,MD June 1989 Foreword This manual is a users guide on the vapor degreasing process.Its contents have been developed by Subcommittee D26.02 on Va-por Degreasing and represents the Sub-c
4、ommittees best technical knowledge.A complete list of the ASTM Committee D-26 full consensus standards appears in Table 1.The procedures described herein may involve hazardous materials,operations,and equipment.This manual does not pur-port to address all of the safety problems associated with its u
5、se.It is the responsi-bility of the user of this manual to establish appropriate safety and health practices and determine the applicability of regula-tory limitations before use.This manual is the 3rd edition and was previously published as STP 310A.It is now designated as MNL 2.It has been updated
6、 to reflect advances in environmental and regulatory requirements.TABLE 1.ASTM Standards on halogenated organic solvents.Number Title TEST METHODS FOR D 2106 Acid Acceptance,Amine,of Halogenated Organic Solvents D 2942 Acid Acceptance,Total,of Halogenated Organic Solvents(Nonreflux Methods)D 3444 Ac
7、id Number,Total of Trichlorotrifluoroethane D 2989 Acidity-Alkalinity of Halogenated Organic Solvents and Their Admixtures D 2943 Aluminum Scratch Test for 1,1,1-Trichloroethane D 3741 Appearance of Admixtures Containing Halogenated Organic Solvents D 3443 Chloride in Trichlorotrifluoroethane D 2108
8、 Color of Halogenated Organic Solvents and Their Admixtures(Platinum-Colbalt Scale)D 2251 Metal Corrosion by Halogenated Organic Solvents and Their Admixtures D 2109 Nonvolatile Matter in Halogenated Organic Solvents and Their Admixtures D 3445 Nonvolatile Matter in Trichlorotrifluoroethane D 3742 1
9、,1,-Trichloroethane Content D 3979 Particulate Matter in Trichlorotrifluoroethane D 2110 pH of Water Extractions of Halogenated Solvents and Their Admixtures D 3447 Purity of Trichlorotrifluoroethane D 1901 Relative Evaporation Time of Halogenated Organic Solvents and Their Admixtures D 4494 Residua
10、l Odor in Drycleaning Grade Perchloroethylene Detecting 111 iv TABLE 1.ASTM Standards on halogenated organic solvents.Foreword Number Title D 3448 Specific Aqueous Conductance of Trichlorotrifluoroethane D 2111 Specific Gravity of Halogenated Organic Solvents and Their Admixtures D 3316 Stability of
11、 Perchloroethylene with Copper D 3446 Water Content of Trichlorotrifluoroethane with Karl Fischer Reagent D 3401 Water in Halogenated Organic Solvents and Their Admixtures D 2988 Water-Soluble Halide Ion in Halogenated Organic Solvents and Their Admixtures GUIDE FOR D 3640 Emission Control in Solven
12、t Metal-Cleaning Systems PRACTICES FOR D 4276 Confined Area Entry D 4579 Handling an Acid Degreaser or Still D 3844 Labeling Halogenated Hydrocarbon Solvent Containers D 3698 Solvent Vapor Degreasing Operations SPECIFICATIONS FOR D 4081 Drycleaning Grade Perchloroethylene D 4126 Vapor-Degreasing Gra
13、de and General Solvent Grade 1,1,1-Trichloroethane D 4079 Vapor-Degreasing Grade Methylene Chloride D 4376 Vapor-Degreasing Grade Perchloroethylene D 4080 Vapor-Degreasing Grade Trichloroethylene List of Contributors Task Group Chairman:Roger Etherington,Vulcan Chemical Charles A.Beck,Occidental Che
14、mical r.Robert A.Gorski,E.I.DuPont Corporation J.Figel,Alhed Signal Joseph Pokorny,Baron-Blakeslee,Allied Task Group Members or Contributors:Signal Richard W.Clement.Detrex Corp.lete M.Smith,PPG Industries Richard DApolito,Crest Ultrasonics Peter FMaltby,Crest Ultrasonics Ferd J.Chmielnicki,Detrex C
15、orp.Surprenant,Dow Chemical Contents Introduction 1 Process Description 1 Applications 2 Material to Be Cleaned 2 Shape,Form,and Size of Work to Be Cleaned 2 Types and Amounts of Soils to Be Removed 2 Process Limitations 3 Degree of Cleanliness Required 3 Cleaning Limitations 3 Space Requirements 4
16、Adaptability to Conventional Conveying Work-Handling Methods 4 Total Cost to Attain Desired Cleaning Results 4 Typical Uses for Vapor Degreasing 4 Before Applying Protective Coatings 4 Before Inspection 4 Before Assembly 5 Before Further Metal Work or Treatment 5 Before and After Machining 5 Before Packaging 5 Selection of Vapor Degreasing Solvent 5 Vapor Degreasing Equipment 6 Straight Vapor Degreasing 6 Vapor-Distillate Spray-Vapor Degreasing 6 Vapor-Immersion-Vapor Degreasing 7 Vapor-Spray-Va
