1、 ENGINEERING STANDARDS Material Specification SUPERCEDED EDS-M-1603 Alloy Steel for Transmission This standard may be applied only for current project. It is Superceded for all future projects and replaced by SAE J404 and SAE J430. C(3-,27 F07 38%P E:48x 957F$ . 2.1 17 E:4 / . ISO 642 ISO 643 ISO 38
2、87 ISO 4867 ISO 6506 KS D0207 KS D0228 KS D3561 2.2 GM E:4 / . EDS-T-7104 EDS-T-7139 EDS-T-7151 GMW3059 GMDAT ENGINEERING STANDARDS EDS-M-1603 Copyright 2011 General Motors Company All Rights Reserved April 2011 Page 2 of 8 Version : 3 2.3 Additional References. TMC003 Material Safety Data Sheet gui
3、dance documents 3 Requirements 3.1 Chemical Composition. Chemical composition of steel shall conform to Table 2. 3.2 Hardenability. Hardenability of steel shall conform to ISO 642 Hardenability Test by End Quenching (Jominy Test) and hardenability in designated distance shall satisfy Table 3. 3.3 Gr
4、ain Size. Grain size of steel shall conform to ISO 643 Micrographic Determination of the Apparent Grain Size, the grain size number shall be minute with more than Gc or Gq(quenching) = No. 5. 2.3 dA E:4 / . TMC003 Material Safety Data Sheet guidance documents 3 7 1F 3.1 GF 2e. . I88 GF2e.8t E 27 SCM
5、820HM1: 100 N 150ppm, SCR415HB: O 25ppm, SCR415HB2: N Report. / /x 1: GF2e. F8t Ladle .2Q?* d:48p) F+ , 9PE.2Q - -C , F7 -% ?# KS D0228 I88 9PE .2Q - -C , F7 -% ? 7 &d*$ . /x 2: 8. I98 Gas 8 F8T(8t $80 M$ . SCM820HM1: 1001150ppm, SCR415HB: O25ppm, SCR415HB2: N Report. GMDAT ENGINEERING STANDARDS EDS
6、-M-1603 Copyright 2011 General Motors Company All Rights Reserved April 2011 Page 3 of 8 Version : 3 Table 3: Tolerance Limit of Hardenability of steel material / E 3. I88 G# F7 F$ Types / 9* Hardness(HRC) / $ (HRC) Distance from quenching end part (mm) / Quenching !$8p) .Bd8 * (mm) 3 5 7 9 10 11 13
7、 15 20 25 50 SCR415HB2 - 3943 - - 3034 - - - - 2024 - SCR415HB - 3943 - - 3539 - - - - 2731 24 min. SNCM22HM - 4147 - - 3946 - - - - 3441 30 min. SCM820HM1 4246 3842 2236 - - 2630 - 2327 - - - SCR235HD 5055 4652 3947 3341 - 3037 35 max. 33 max. 30 max. 28 max. - Note: Hardness and the distance can b
8、e changed in consultation with an orderer. / :0 : $ :0,l87t8 GE87 8F7 $ -88 , .(: * - F 3L 8$ . 3.4 Non-metallic inclusions. Cleanness of steel shall conform to ISO 4967 Determination of Content of Nonmetallic Inclusions - Micrographic Method Using Standard Diagrams and the tolerance limit by steels
9、 shall satisfy Table 4. 3.4 /xQ G1P3L (EA) Total Length / Q l8 (mm) Maximum Length / $4 l8 (mm) SCR415HB2 7 max. 15 max. 4 max. SCR415HB 7 max. 15 max. 4 max. SCM820HM1 7 max. 15 max. 4 max. SCR235HD 7 max. 15 max. 4 max. Note: It can be adjusted based on consultation with an orderer. / :0 : $ :0,l8
10、7t8 GE9I7 8F7 99I F 3L 8$ . 3.8 Surface condition. 3.8.1 The surface shall be smooth free from internal and external defects harmful to the manufacturing process or the function of the products. 3.8.2 The harmful defects on surface can be removed by chipping or grinding considering dimension and pro
11、cess allowance. 3.8.3 Tolerance limit of surface defect of steel material shall conform to Table 6. 3.8 E+ 9 . 3.8.1 E+8t +!|F6 F+ , 9PE8 9P9)9I8! d#7 F* :0# ! 7.8 F8t F7%L: 6#$ . 3.8.2 E+8 F)7 F8t ?3L -C 4) 7 8T* )XF7 ?F 8! ,(8&8p) 9PF 3L 8$ . 3.8.3 I88 E+ H8 F7F$# E 6 7 &d*$ . Table 6: Removal sta
12、ndard & depth and tolerance limit of surface defect of steel / E 6: I88 E+ H 9Pd:4 -C 8 F7 F$ Mill scale / H Fp I8 Secondary processing material / 2= 4)8 For hot forging / 7(8 $97 For cold forging / !8 $97 For machine processing / d 4)7 Spring steel / 8-P8 Processing material / 4)8 Removal standard
13、of defect / H 9Pd:4 Method / - Removal of defects should be smooth. / F 9P# DGF F$ . No problem not to remove defect in principle. / 8?958p) H 9P# 6|F$ ,h- . Within tolerance limit. / ?3L F7= 8! . Depth / 8 Within 4% of designated dimensions. / Gl? ?3L8 4% 8! . 5mm max. / 5mm 8F . Within tolerance l
14、imit. / ?3L F7= 8! Allowable depth for defect / H F7 8 0.3mm max. / 0.3mm 8F . 0.2mm max. / 0.2mm 8F . Within 1.3% of designated dimensions. / Gl?3L8 1.3% 8! . 0.1mm max. / 0.1mm 8F . No defect. / F8 68x . Note: It can be adjusted based on consultation with an orderer. :0 : $ :0,l87t8 GE9I7 8F7 99I
15、F 3L 8$ . 3.9 Shape & dimensional tolerance limit. Shape and dimensional tolerance limit of steel shall conform to Table 7. 3.9 GI1 -C ?3L F7= . I88 GI1 -C ?3L F7=# E 77 &d*$ . GMDAT ENGINEERING STANDARDS EDS-M-1603 Copyright 2011 General Motors Company All Rights Reserved April 2011 Page 5 of 8 Ver
16、sion : 3 Table 7: Shape & dimensional tolerance limit of steel / E 7: I88 GI1 -C ?3L F7= Tolerance Limit / F7 F$ Mill Scale / H Fp8 Secondary processing material / 2= 4)8 Diameter tolerance limit / : F7= Within 1.3% of designated dimensions. / Gl?3L8 1.3%8! . h10 (Grade 10 of Table 5 in KS D 3561).
17、/ h10 (KS D 3561 E 58 10&%= ). Roundness / D= Less than 70% of diameter tolerance limit range. / : F7= -888 70%8F . Less than 30% of diameter tolerance limit range. / : F7= -888 30%8F . Straightness / :$ Less than 3mm/1m. / 3mm/1m 8F . Less than 1mm/1m. / 1mm/1m 8F . Length tolerance limit / l8 F7=
18、+40mm, -0mm. Torsion / /xC* Shall be straight practically. / 47958p) 8x . Note: But, precise dimension controlled steel can be manufactured upon consultation with an orderer. / :0 : $ , :0,l87t8 GE87 8F7 9I-4?3L 9P6I8x 9P9 F 3L 8$ . 3.10 Hardness. For some part of steel, heat treatment can be done s
19、imultaneously, and at this point, in terms of hardness for surface, SNCM22HM is less than HB207 and AE6150M is less than HB260. 3.11 Surface decarburization. 3.11.1 The depth of decarburized surface conforms to ISO 3887 Determination of Depth of Decarburization. 3.11.2 Steels for cold processing sha
20、ll have no ferrite decarburization on the surface and total decarburized depth shall not exceed the values in Table 8. 3.10 $ . 8. I88 7 7(=* .FF 3L 88p+ , 8&8 $# 9PE8 E+72P SNCM22HM # HB207 8F , AE6150M # HB2608F) F$ . 3.11 E+ AA . 3.11.1 E+ AA 8* ISO 3887 Determination of Depth of Decarburization7
21、 &d*$ . 3.11.2 !8 4)7 I8# E+7 D(8C AA8 666 F+ , 98AA8t E 87 9I%P F8x 8 88x 7 , F6* 72T8p) F$ . 5.3 1 -C -L)X . GM 8-LE:47 8F 9P%P .E8! 8*8 4G D8t ., 8-LE:47 9I%P 4G 8x 7 98x +94P6 F+ , 61 )= 987 :04 .2P8 388x -O6x6 F$ . &H88 , d# , 22e , 9P9 )9I ,* /D# 21: &%0 4)%P 6&F -8($ -P2%T 7 , 1)7 388x -O6x6
22、F$ . $* F84 6# F , 8-L958p) 4 4=8x F6 F$ . -$8 GE84 6# F , )=8# 38%L: 68t 9PE8 61 )= 987 +& F$- 4G 8x -L.) 3LFF 0* ,l2PGF6 F$ . 8. 77 86 :04 .2P7t )=888 F87 8F $%P : 4G 8x 44F 3L 8$ . 5.4 FF2P# 6| %P$ . 5.5 ,p:6|98.(8* / 6|98.(8* (MSDS/SDS). 49PE8 )= D# d97 )=%L# 9PE ! GF,p: 92e8 -%P 7 , GF ,p: .* y
23、 E47 4F 2l 9G 43B (GHS) D# 5 :7!- ,p:6|98.(8* / 6|98.(8* 7 1F8x +9F# ,p:6|98.(8* / 6|98.(8* 9PF6+ F$ . 4958p) 9PE8 ,p:6|98.(8* / 6|98.(8*# GM8 ,p:6|98.(8* / 6|98.(8*7 4F :?8 TMC0038 7 1F8x :43LF6+ F$ . 5.6 ., E:47 9P4%P +& 8:&8t GMW3059 (8TF,p: 179P )8 9P* &d(6 F$ . 6 38 6= 8 E:48t 38%P 6=7 $4F d3T9
24、5 :8x 7F$ . 8 E:47 8F d3T958 :8 7x*%P GM 88 +2l7 !7(%P 6=+8 8 E:48 7 1F8x 94A$ . $* :7!7 88?F GM 8 7 , F$- 4-) 38%P 6= 9I.(* 83LFd 88F2P# F$- :04 .2P7t GE8F6 F$ . 7 768 9I8 7.1 98,l 76 . F$-1F 68 . 7.2 66 -C dGl . GHS Globally Harmonized System MSDS Material Safety Data Sheet SDS Safety Data Sheet G
25、MDAT ENGINEERING STANDARDS EDS-M-1603 Copyright 2011 General Motors Company All Rights Reserved April 2011 Page 8 of 8 Version : 3 8 Coding System This standard shall be referenced in other documents, drawings, etc., as follows: 8 Ed - $* ,l2P! $+ &%72P ., E:48 87%T &# $80 M8 EdF$ . OOOOO (EDS-M-160
26、3) Material Specification Number / 8: E:4 -Gl Type / 9* 9 Release and Revisions This standard was originated in July 2006. It was first approved by Corrosion / Metallurgical Material Lab Team in July 2006. It was first published in July 2006. 9 9P9I -C P9I 8)Y ., E:48t 2006 “x 787 E:4-Gl4 .7 %L6 , )
27、 9P9I / -PF%L6$ . Issue / P9I8)Y Publication Date / 38 88 Description (Organization) / 9PP9I76 (:04.2P ) 2 APR 2010 Apply new template and correct referenced Table numbers (Corrosion / Metallurgical Material Lab Team). / 4 64 957 -C 87%P E -Gl 9I9I (28*4G D4 ). 3 APR 2011 Change the referenced test standards. Superceded (Corrosion / Metallurgical Material Lab Team) / 957 4G - - . F9I957 =* (28*4G D4 )
