1、 ENGINEERING STANDARDS Test Procedure SUPERCEDED EDS-T-7539 Resistance to Artificial Weathering for Colored Plastic Components for Exterior Use This standard may be applied only for current projects. It is Superceded for all future projects and replaced by ISO4892 and SAE J2527. 787 8T1 F(3D% .E8 !G
2、2e 4G - Note: 8 E:48t G8 =97 FF7 957%L+ , FG P-P Program .Bd# ISO4892 -C SAE J2527) $4=F7 957F$ . Copyright 2011 General Motors Company All Rights Reserved October 2011 Originating Department: GM Korea Engineering Standards Page 1 of 3 Version : 3 1 Scope Note: Nothing in this standard supersedes ap
3、plicable laws and regulations. Note: In the event of conflict between the Korean and English language, the Korean language shall take precedence. 1.1 Purpose. This standard aims at specifying the weather resistance test (weather-o-meter test) of plastic components for vehicle exterior. 1.2 Applicabi
4、lity. This standard applies to measuring changes in plastic surface and deterioration of physical properties of the test piece by simulating aging of the test piece surface as a result of exposure to the natural environment, which includes the natural light and moisture such as rain and dew, through
5、 exposure to the similar conditions by the use of weather resistance test equipment provided with the xenon arc lamp. 2 References Note: Only the latest approved standards are applicable unless otherwise specified. 2.1 External Standards/Specifications. None 2.2 GM Standards/Specifications. EDS-T-74
6、15 EDS-T-7511 2.3 Additional References. None 3 Resources 3.1 Equipment. 3.1.1 Test equipment shall be used which can keep light volume and temperature at 0.55 W/m2 at 340 nm and (703) E using a xenon lamp (For Weather-o-meter, see EDS-T-7415). 1 P7 :0 : ., E:48 6&F !7$ :4-8! 9I8x $4=F 3L 6$ . :0 :
7、F67t 7568 18 88x 7 , F6* 72T8p) F$ . 1.1 +95 . ., 4G E:48t =17 8F C9I 118x J# 8% = 787 F(3D% 9PE7 $4F !G2e 4G (Weather-O-Meter Test) -7 $4F7 9IF$ . 1.2 957 -88 . ., 4G -8t =1 F(3D% E+8 87$ G8 “) 8F /x , 830 M8t 3L.0 87$E7 8F “G%L# 8x 9P“ (Xenon Arc) (F872P -P2%P /0 ,p8 .,h%L# 98x J !G2e 8/x !72P E!)
8、4G F7 F(3D% E+72P 86!# -GG810 4G D8 ,p2e94F* ?U9IF#$ 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-7415 EDS-T-7511 2.3 dA E:4 / . None 3 4G 88 3.1 4G 8/x . 3.1.1 Xenon Lamp * 17F7 ) 9P9I / -PF%L6$ . Issue / P9I8)Y Publication Date / 38 88 Description (Organization) / 9PP9I76 (:04.2P ) 3 OCT 2011 Apply new Engineering Standard Template. Superceded (Polymer / Organic Material Lab Team) / 4 d3TE:4 64 957 . F9I957 =* (G)8*4G D4 )
