MIL-STD-202H.pdf - 第57页

MI L - S TD - 202 - 10 9 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-202-109

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 109, EXPLOSION

AMSC N/A FSC 59GP

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MIL-STD-202-109

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.

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MIL-STD-202-109

CONTENTS

PARAGRAPH PAGE

FOREWORD…………………………………………………………. ii

1. SCOPE 1

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

2. APPLICABLE DOCUMENTS 1

3. DEFINTIONS 1

4. GENERAL REQUIREMENTS 1

4.1 Apparatus ……………………………………………..…………. 1

4.1.1 Test facility……………………………………………………….. 1

4.1.1.1 Test facility performance requirements. …………………….. 1

4.1.1.1.1 Chamber design pressure…………………………………..….. 1

4.1.1.1.2 Pressure altitude. ………………………………..…………..….. 1

4.1.1.1.3 Chamber air temperature. …………………………………..….. 1

4.1.2 Fuel…..…………………………..….…………….………………. 2

4.1.3 Fuel vapor mixture. …………..….…………….……………….. 2

4.1.3.1 Effect of humidity on flammable atmosphere………………… 2

4.1.4 Altitude simulation. ……..….…………….…………….……….. 2

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

4.2.1 Test preparation ………………………..……………………..… 3

4.2.1.1 Controls..……………………..………………………….……..… 3

4.2.1.1.2 Mounting..…………………..……………………..…….……..… 3

4.2.1.2 Loading. …………………..………..……………..…….……..… 3

4.2.2 Test execution..…………..………..……………..…….……..… 4

4.2.3 Test altitudes….…………..………..……………..…….……..… 4

5. DETAILED REQUIREMENTS 4

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

6. NOTES 5

6.1 Supersession data………………………………………………. 5

FIGURE PAGE

1 Specific gravity of n-hexane…………………………………………..…… 3

iii

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