MIL-STD-202H.pdf - 第210页

MI L - S TD - 202 -2 1 5 F O R E W O R D 1. T his standard is a p pr ov ed f or us e by al l D e par t m ent s a nd A genc i es of t he D e par t m en t of Def ense. 2. T his entire stan dar d has bee n r ev i s ed. T hi…

INCH-POUND

MIL-STD-202-215

18 April 2015

SUPERSEDING

MIL-STD-202G

w/CHANGE 2 (IN PART)

28 June 2013

(see 6.1)

DEPARTMENT OF DEFENSE

TEST METHOD STANDARD

METHOD 215, RESISTANCE TO SOLVENTS

AMSC N/A FSC 59GP

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MIL-STD-202-215

FOREWORD

1. This standard is approved for use by all Departments and Agencies of the Department of Defense.

2. This entire standard has been revised. This revision has resulted in many changes to the format, but the most

significant one is the splitting the document into test methods. See MIL-STD-202 for the change summary.

3. Comments, suggestions, or questions on this document should be emailed to std202@dla.mil or addressed to:

Commander, Defense Logistics Agency, DLA Land and Maritime, ATTN: VAT, P.O. Box 3990, Columbus, OH

43218–3990. Since contact information can change, you may want to verify the currency of this address

information using the ASSIST Online database at https://assist.dla.mil.

北测（上海）电子科技有限公司

联系方式：xuyj@beice-sh.com 13917165676

MIL-STD-202-215

CONTENTS

PARAGRAPH PAGE

FOREWORD…………………………………………………………. ii

1. SCOPE 1

1.1 Purpose………………………………………….……..…………. 1

1.2 Formulation of solvents………………….…….……..…………. 1

1.3 Checks for conflicts………………..……………………………. 1

2. APPLICABLE DOCUMENTS 1

2.1 Specifications, standards, and handbooks…………………… 1

3. DEFINTIONS 1

4. GENERAL REQUIREMENTS 2

4.1 Materials ……………….…….…………………….….........……. 2

4.1.1 Solvent solutions..................................................................... 2

4.1.1.1 Solvent solutions, safety aspects ……………………..………. 2

4.1.2 Vessel….……….…….………….………….………...…………. 2

4.1.3 Brush..…………………………..…….………………..…………. 2

4.2. Procedure…………….………………………..….….………….. 3

4.2.1 Groups………………………………………..……..……………. 3

4.2.2 Optional exposure procedure for the third group…………….. 3

4.2.3 Immersion test for components with marking protected

by a sleeve material…………………………..……..……….…. 4

4.2.4 Open construction parts and parts not intended

for PCB mounting………………………………………………... 4

5. DETAILED REQUIREMENTS 4

5.1 Summary…………………………………………..…..…………. 4

5.2. Examination and measurements…………………………....…. 4

5.2.1 Marking resistance to solvents…….……………..……………. 4

5.2.2 Component protective coating, encapsulation material

and sleeve material resistance….……………..………………. 4

6. NOTES 6

6.1 Supersession data………………………………………………. 6

TABLES PAGE

I. Summary table for resistance to solvents…..……………………….…… 5

iii

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联系方式：xuyj@beice-sh.com 13917165676