1、 ENGINEERING STANDARDS Test Procedure SUPERCEDED EDS-T-7012 Test Fluid This standard may be applied only for current projects. It is Superceded for all future projects and replaced by GMW14914. 4G 7$*8T 9P9 Note: 8 E:48t G8 =97 FF7 957%L+ , FG P-P Program .Bd# GMW14914 ) $4=F7 957F$ . Copyright 2011
2、 General Motors Company All Rights Reserved July 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 the Korean and English language, the Korean l
3、anguage shall take precedence. 1.1 Purpose. The specification specifies methods of manufacturing a mixture of toluene, iso-octane, di-isobutylene and ethanol. 1.2 Applicability. For testing the fluid resistance of metallic, plastics, elastomers, inorganic and organic coatings, self adhesive films et
4、c., which, in service, are likely to come into contact with petroleum based fluids. The test fluid is designed to have similar effects on these materials as service fluids. 2 References Note: Only the latest approved standards are applicable unless otherwise specified. 2.1 External Standards/Specifi
5、cations. None 2.2 GM Standards/Specifications. EDS-T-7732 EDS-T-7799 2.3 Additional References. None 3 Resources 3.1 Composition. 3.1.1 50 Vol % Toluene. 3.1.2 30 Vol % (Iso-octane: 2,2,4 - trimethylpentane). 3.1.3 15 Vol % Di-isobutylene, defined as a mixture of C8 olefins. The C8 olefin contents a
6、s follows. 3.1.3.1 85 Vol % min. 2,4,4-trimethyl-1-pentene and 2,4,4 trimethyl-2-pentene. 3.1.3.2 Additional isomers, predominantly dimethyl hexenes. 1 P7 :0 : ., E:48 6&F !7$ :4-8! 9I8x $4=F 3L 6$ . :0 : F67t 7568 18 88x 7 , F6* 72T8p) F$ . 1.1 +95 . ., E:48t B*7 (Toluene), 827YA (Iso-Octane), &H -
7、 82.D,) (Di-Isobutylene) 7A7 (Ethanol)8 GpF 7$*8T* 9P9F# -7 $4F7 9IF 8$ . 1.2 957 -88 . ., 9P9-8t =%L68x & E+8 -G 9I$* ?U9IF# 769P97 957F$ . 2 4) E:4 / :0 : C-H +d%P 9I8 6# F 48 07 38%P E:48x 957F$ . 2.1 17 E:4 / . None 2.2 GM E:4 / . EDS-T-7732 EDS-T-7799 2.3 dA E:4 / . None 3 4G 88 3.1 92e . 3.1.1
8、 50 Vol % B*7 (Toluene). 3.1.2 30 Vol % 827YA (Iso-Octane: 2.2.4 - Trimethylpentane). 3.1.3 15 Vol % &H -82.D,) (Di-Isobutylene: C8 7) 9P9I / -PF%L6$ . Issue / P9I8)Y Publication Date / 38 88 Description (Organization) / 9PP9I76 (:04.2P ) 5 JUL 2011 Apply new Engineering Standard Template. Superceded (Polymer / Organic Material Lab Team) / 4 d3TE:4 64 957 . F9I957 =* (G)8*4G D4 )
