1、 ENGINEERING STANDARDS Test Procedure SUPERCEDED EDS-T-7774 Anticorrosive Behavior of Lubricant Oils This standard may be applied only for current projects. It is Superceded for all future projects and replaced by GMI60454. 8XG8T8 -=2e 4G - Note: 8 E:48t G8 =97 FF7 957%L+ , FG P-P Program .Bd# GMI60
2、454 ) $4=F7 957F$ . Copyright 2011 General Motors Company All Rights Reserved November 2011 Originating Department: GM Korea Engineering Standards Page 1 of 4 Version : 5 1 Scope Note: Nothing in this standard supersedes applicable laws and regulations. Note: In the event of conflict between the Kor
3、ean and English language, the Korean language shall take precedence. 1.1 Purpose. The test is applied to mineral oils, partially-and completely synthetic oils, which are especially useful for the lubrication of transmission and engine. 1.2 Applicability. The test is applied to the judgment of corros
4、ive influence of lubricating oil with a definite volume of water on steel and brass parts to be touched. 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-M-1101 EDS-M-2301
5、 2.3 Additional References. None 3 Resources 3.1 Equipment. 3.1.1 Stirring machine, vertically rotating, revolution number 40 min-1. 3.1.2 Oven. 3.1.3 Erlenmeyer flask. 3.1.4 Tall beaker, 150 ml. 3.1.5 Watch glass pane 60 mm diameter. 3.1.6 Measuring cylinder 100 ml and 250 ml with graduation scale.
6、 3.1.7 Measuring pipette 10 ml. 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 -2d D# 7:7 957%L# E8T , GpF8T D# F2e8T 8XG8T8 -=2e 4G 7 $4F7 9IF 8$ . 1.2 957 -88 . ., E:48t IDD (Steel)0 % DD (Brass)8 .47 75F8x -,?# 8XG8T !8 3L.(8x 9IF# $
7、 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-M-1101 EDS-M-2301 2.3 dA E:4 / . None 3 4G 88 3.1 4G 8/x . 3.1.1 4* 40 min-1 8 2$) -LF 3L 8# -Ld . 3.1.2 7X/D . 3.1.3 15F(3A 3.1.4 150 ml /x8 . 3.1.5 49E4 (- 60 mm). 3.1.6 +3F(3A (100 ml, 250 m
8、l). 3.1.7 FpD (10 ml). GM KOREA ENGINEERING STANDARDS EDS-T-7774 Copyright 2011 General Motors Company All Rights Reserved November 2011 Page 2 of 4 Version : 5 3.2 Test fluids. 3.2.1 Cleansing agent and solvent: Ethylalcohol denatured with methylketone 0.5 % and ashing gasoline mixture in ratio of
9、1 : 1. 3.2.2 Washing gasoline. 3.2.3 Distilled or deionized water. 3.3 Test Piece. 3.3.1 The size of test sheets: (901) (151) (0.80.2 or 10.2) mm thick from. 3.3.1.1 Sheet steel: EDS-M-1101 or equivalent. 3.3.1.2 Sheet brass: EDS-M-2301 or equivalent. 4 Procedures 4.1 Conditions. 4.1.1 Test Conditio
10、ns. Deviations from the requirements of this standard shall have been agreed upon. Such requirements shall be specified on component drawings, test certificates, reports, etc. 4.1.2 Quantity of Test Fluids. The quantity of test fluids is dependent on test method: 3.2 46 . 3.2.1 2l= 79P : 0.5 % +D,4B
11、8p) -2e%P 7D, 670 2l9P 42* (Washing Gasoline)8 1:1) GpF%P 79P . 3.2.2 2l= 42* . 3.2.3 :*3L D# 87 G3L . 3.3 4G D . 3.3.1 4G D A d : (901) (151) (0.80.2 D# 10.2) mm. 3.3.1.1 IDD : EDS-M-11011$- . 3.3.1.2 % DD : EDS-M-23011$- . 4 4G 9 )d) 9F$ . 4.2.1.3 ) 9P9I / -PF%L6$ . Issue / P9I8)Y Publication Date / 38 88 Description (Organization) / 9PP9I76 (:04.2P ) 5 NOV 2011 Apply new Engineering Standard Template. Superceded (Polymer / Organic Material Lab Team) / 4 d3TE:4 64 957 . F9I957 =* (G)8*4G D4 )
