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本文(GMKOREA EDS-T-7409-2011 Permeability Test for Hose and Tubing.pdf)为本站会员(towelfact221)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

GMKOREA EDS-T-7409-2011 Permeability Test for Hose and Tubing.pdf

1、 ENGINEERING STANDARDS Test Procedure SUPERCEDED EDS-T-7409 Permeability Test for Hose and Tubing This standard may be applied only for current projects. It is Superceded for all future projects and replaced by GMW14680. 7$*7 ,hGl37 $4F 7$* C02e 4G - Note: 8 E:48t G8 =97 FF7 957%L+ , FG P-P Program

2、.Bd# GMW14680 ) $4=F7 957F$ . Copyright 2011 General Motors Company All Rights Reserved August 2011 Originating Department: GM Korea Engineering Standards Page 1 of 3 Version : 5 1 Scope Note: Nothing in this standard supersedes applicable laws and regulations. Note: In the event of conflict between

3、 the Korean and English language, the Korean language shall take precedence. 1.1 Purpose. This standard provides a method for determining the permeability of fuel hose and tubing. 2 References Note: Only the latest approved standards are applicable unless otherwise specified. 2.1 External Standards/

4、Specifications. None 2.2 GM Standards/Specifications. None 2.3 Additional References. None 3 Resources 3.1 Equipment and Reagents. 3.1.1 ASTM Fuel C. 3.1.2 Non Permeating Light Weight Plugs. 3.1.3 Balance, having a sensitivity of 0.010 grams. 3.2 Test Piece. 3.2.1 At least 3 hoses or tubings, each a

5、pproximately 350 mm long. 3.2.2 If the prepared test piece (hose) is not sufficiently long, a minimum effective test piece length of 175 mm may be used. 1 P7 :0 : ., E:48 6 !8x :4/xF *P) * A(F8 (Clamp) 98$ . 4.3.2 $+7 +4%P Gl3 !8x d:48p) 1F Gl3 !7958 75 % %L# 68 7$* (ASTM Fuel C)* Gl37 “W#$ . 4.3.3

6、Gl38 *G4 8: 68t ;8x $* *P) * A(F8) 98$ . 8,8 0# ,h4F , :0+8 24(8t 88 D 24(8p) 9IF$ . 5 4G $8Bd 5.1 $88 -C 1- . 5.1.1 $88 . Gl38 !+958x d:4F7 g/m2/24488p) !A!$ . 5.1.2 1 7$4 7$* 24(8 0.05,( 8(+ Gl38 !+95 : 3.14( ) 100 300 = 94200mm2. $88 1 : 0.05 g94200 mm 6 10: mm 61 m 6 = 0.531g/m6 0 : 0.531g/m2/24

7、48 . GM KOREA ENGINEERING STANDARDS EDS-T-7409 Copyright 2011 General Motors Company All Rights Reserved August 2011 Page 3 of 3 Version : 5 5.2 Evaluation. The maximum weight loss in clause 4.3.6 shall be determined as the result of test. 6 Safety This standard may involve hazardous materials, oper

8、ations, and equipment. This standard does not propose to address all the safety problems associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. 7 Notes

9、 7.1 Glossary. Not applicable. 7.2 Acronyms, Abbreviations, and Symbols. Not applicable. 8 Coding System This standard shall be referenced in other documents, drawings, etc., as follows: 5.2 D4 . 4.3.6 9$4 24(8x 4G 8 0) F$ . 6 6|987 $4F 7 9 ., E:48t 88G ,p: , 86 , 8/x &%8x E FF 3L 8$ . ., E:48t 87 $

10、4F 170 4)%P +& 6|98 ,l9P8 F8x 9P4F:# 6#$ . &d(2P 17 987 95FF 6|980 I 1B* 9DF , -18 9PF 728 957 7 .* 9IF# 8t ., E:4 1788 =y8 1F8$ . 7 768 9I8 7.1 98,l 76 . F$-1F 68 . 7.2 66 -C dGl . F$-1F 68 . 8 Ed - $* ,l2P! $+ &%72P ., E:48 87%T &# $80 M8 EdF$ . English Permeability for Fuel Hose to EDS-T-7409 - M

11、ax. 25g/m2/24hours Requirement Standard number Designation ,l 7$*7 ,h Gl38 7$* C02e EDS-T-7409 - $4 25 g/m2/2448 7 9 4G - 4G +? 9 Release and Revisions This standard was originated in August 1990. It was first approved by Engineering Standard Committee in August 1990. It was first published in Augus

12、t 1990. 9 9P9I -C P9I 8)Y ., E:48t 1990 “x 8 87 E:4 -Gl4 .7 %L6 , d3TE:41,h7 8F 1990“x 887 38%L6$ . ., E:48t 1990“x 887 ) 9P9I / -PF%L6$ . Issue / P9I8)Y Publication Date / 38 88 Description (Organization) / 9PP9I76 (:04.2P ) 5 AUG 2011 Apply new Engineering Standard Template. Superceded (Polymer / Organic Material Lab Team) / 4 d3TE:4 64 957 . F9I957 =* (G)8*4G D4 )

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