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GMKOREA EDS-M-1902-2011 Ductile Iron Castings.pdf

1、 ENGINEERING STANDARDS Material Specification SUPERCEDED EDS-M-1902 Ductile Iron Castings This standard may be applied only for current project. It is Superceded for all future projects and replaced by GMW10. 1 H 7$ :0= Note: 8 E:48t G8 =9 7 FF7 957%L+ , FG P-P Program .Bd# GMW10 8p) $4=F7 957F$ . C

2、opyright 2011 General Motors Company All Rights Reserved April 2011 Originating Department: GM Korea Engineering Standards Page 1 of 7 Version : 6 1 Scope 1.1 Material Description. This standard specifies the ductile iron castings used by GM Korea Company (hereinafter referred to as the “GM Korea“).

3、 1.1.1 Type and Use (Reference). 1 P7 1.1 8: 8-L C2e . 8 8t GM Korea Company (8F “$-1 ( F )72P 17F# 1 H 7$ :0=E7 $4F7 9IF$ . 1.1.1 9* -C 7$ (=l ). Table 1: Type and Use / E 1: 9* -C 7$ Type / 9* Base structure / d: 9: Uses / 7$ Applications / 957 70 1G7 $4F ! 2e8 7 %L# .E . Rear Axle housing, Fly Wh

4、eel, Exhaust manifold. / *6 73 F7; , F(8 HL8 , -dd +#E(& . FCD 450 Ferrite-Pearlite / D(8C -D(8C FCD 500 Ferrite-Pearlite / D(8C -D(8C Rear wheel hub. / *6 HL8 F/ FCD 600 Ferrite-Pearlite / D(8C -D(8C Crank shaft. / A (A 2F8C FCD 700 Mainly Pearlite / :0) D(8C FCD 800 Pearlite / D(8C 2 References No

5、te: Only the latest approved standards are applicable unless otherwise specified. 2.1 External Standards/Specifications. ISO 6506 JIS Z2241 2.2 GM Standards/Specifications. EDS-T-7101 GMW3059 2.3 Additional References. TMC003 Material Safety Data Sheet guidance documents 2 4) E:4 / :0 : C-H +d%P 9I8

6、 6# F 48 07 38%P E:48x 957F$ . 2.1 17 E:4 / . ISO 6506 JIS Z2241 2.2 GM E:4 / . EDS-T-7101 GMW3059 2.3 dA E:4 / . TMC003 Material Safety Data Sheet guidance documents GM KOREA ENGINEERING STANDARDS EDS-M-1902 Copyright 2011 General Motors Company All Rights Reserved April 2011 Page 2 of 7 Version :

7、6 3 Requirements 3.1 Chemical Composition. 3 7 1F 3.1 GF 2e. . Table 2: Chemical Composition (Unit: wt%) / E 2: GF 2e. ($88 : wt%) Type / 9* C Si Mn P S Mg FCD 3.0 3.9 1.5 2.7 0.8 max / 0.8 8F 0.1 max / 0.1 8F 0.02 max / 0.02 8F 0.02 min / 0.02 81 Remark: Values in Table 2 are the reference values o

8、n which the quality of castings are controlled and compositions other S, Mg shall not be regulated. / /x : E 28 F8t :0,p E:8x 4*Fd 88F E:4?8+ S, Mg 878 2e.8t 9PF: 6#$ . 3.2 Mechanical Properties. 3.2 d95 2e: . Table 3: Mechanical properties / E 3: d95 2e: Type / 9* Tensile Strength (N/mm2) / 88 I$ (

9、N/mm2) Yield strength (N/mm2) / F.) I$ (N/mm2) Elongation (%) / 48 (%) Hardness (HB) / $ (HB) FCD 400 400 min / 400 81 250 min / 250 81 12 min / 12 81 201 max / 201 8F FCD 450 450 min / 450 81 280 min / 280 81 10 min / 10 81 143 ) 217 FCD 500 500 min / 500 81 320 min / 320 81 7 min / 7 81 170 ) 241

10、FCD 600 600 min / 600 81 370 min / 370 81 3 min / 3 81 192 ) 269 FCD 700 700 min / 700 81 420 min / 420 81 2 min / 2 81 229 ) 302 FCD 800 800 min / 800 81 480 min / 480 81 2 min / 2 81 248 ) 352 Remark: Tensile, yield strength and elongation are the values resulting from the test performed with the

11、specimen of paragraph 3.5.2. / /x : 88 , F.) I$ -C 488t 3.5.2 F8 )48* 17F7 4G F F8 . 3.3 Microstructure. 3.3.1 Microstructure of castings shall satisfy Table 4 in EDS-T-7101 Method of Microscopic Test for the Microstructures in Cast Iron by the Structure Rating Chart 3.3 -,2l 9: . 3.3.1 :0=E8 -,2l 9

12、:8t EDS-T-7101 Structure Rating Chart 7 8F :0=8 G8-, 9: 4G - 7 8F E 4* +9F6 F$ . GM KOREA ENGINEERING STANDARDS EDS-M-1902 Copyright 2011 General Motors Company All Rights Reserved April 2011 Page 3 of 7 Version : 6 Table 4: Microstructure / E 4: -,2l 9: Type / 9* Graphite structure / H 7$9: Base st

13、ructure / d:9: Shape (M ) / GIB (M ) Spheroidizing ratio (N ) / 1G8 (N ) Size (O ) / A d (O ) Ferrite-Pearlite area ratio (P ) / D(8C -D(8C +95/x (IX) FCD 400 Figure 1 ) 3 / ,* 1 ) 3 Figure 1 ) 2 / ,* 1 ) 2 Figure 6 ) 8 / ,* 6 ) 8 Ferrite 90 % min. (Figure 6) / D(8C 90 % 81 (,* 6) FCD 450 Figure 1 )

14、 3 / ,* 1 ) 3 Figure 1 ) 2 / ,* 1 ) 2 Figure 6 ) 8 / ,* 6 ) 8 Ferrite 75 % min. (Figure 5) / D(8C 75 % 81 (,* 5) FCD 500 Figure 1 ) 3 / ,* 1 ) 3 Figure 1 ) 2 / ,* 1 ) 2 Figure 6 ) 8 / ,* 6 ) 8 Ferrite 60 % min. (Figure 4) / D(8C 60 % 81 (,* 4) FCD 600 Figure 1 ) 3 / ,* 1 ) 3 Figure 1 ) 2 / ,* 1 ) 2

15、Figure 6 ) 8 / ,* 6 ) 8 Ferrite 20 % max. (Figure 2) / D(8C 20 % 8F (,* 2) FCD 700 Figure 1 ) 2 / ,* 1 ) 2 Figure 1 ) 2 / ,* 1 ) 2 Figure 6 ) 8 / ,* 6 ) 8 Ferrite 10 % max. (Figure 1) / D(8C 10 % 8F (,* 1) FCD 800 Figure 1 ) 2 / ,* 1 ) 2 Figure 1 ) 2 / ,* 1 ) 2 Figure 6 ) 8 / ,* 6 ) 8 Pure pearlite

16、(Fine layer structure) / 3P D(8C (-,2lF ?i1 9 ) 3.3.2 Appropriate heat-treatment may be done to remove casting stress after casting. In this case also, microstructure shall satisfy the specification in Table 4. 3.4 Appearance. 3.4.1 Dimensions of the iron castings shall satisfy the specification in

17、the drawing. 3.4.2 The surface of the iron castings shall be free from molding and core sand and such defects as crack, intrusion of casting sand and slag, blowhole, shrinkage hole that may cause harm during, machining and use. 3.3.2 :09 G 8* 8 )Y8x 9PFd 88F 7(=*# E 48 9:8x -G 4A: 66x6 F$ . 3.4 :0,p

18、8 1B . 3.4.1 :0,p8 ?3L# $+ 9P* +9F6 F$ . 3.4.2 :0,p8 E+8t 7GI -C 6 :0GI14 666 F+ 4) -C 171 F* :0# 7( , :0GI1 -C 3(,8 Gp8 , d) , 3L) &%8 F8 666 F$ . 3.5 Test. 3.5.1 All tests shall be performed at a temperature of 235 E . 3.5.2 Specimen. 3.5.2.1 Manufacturing Method of Test Specimen. The specimen sha

19、ll generally be cast separately under the same conditions as the iron castings, using the mould of the same type with the iron castings. Sampling cycle and numbers of test specimen shall be agreed between the parties concerned. Specimen shall be simultaneously heat-treated along with the products in

20、 the same furnace. 3.5 4G . 3.5.1 +& 4G 8t 235 E72P 44F$ . 3.5.2 )48 . 3.5.2.1 )488 9P9 - . )48# :0=E0 M8t 9*8 :0GI8x 17F7 :0=E0 % 8 972P -P) :09F# 8x 8?8p) F$ . )488 =x? :0d -C 3L(8t +87t8 GE87 &d*$ . )488 7(=*# 8?958p) 9PE0 F % 8)72P % 47 7(=* 44 F$ . GM KOREA ENGINEERING STANDARDS EDS-M-1902 Copy

21、right 2011 General Motors Company All Rights Reserved April 2011 Page 4 of 7 Version : 6 3.5.2.2 Shape and Dimension of Test Specimen. Shape and dimensions of specimens shall be of 6 types made up of four Y types (No. A ) D indicated in Table 5 and 6 knock off types shown in Figure 1 (type Ka or Kb)

22、. In principle, No. B of type Y shall be used, but knock off type (type Ka or Kb) may be substituted for No. B. When there are remarkable differences in the thickness of Iron castings, one of No. A, C and D of type Y may be used, and the type of specimen shall be recorded in the test report. 3.5.2.2

23、 )488 +6 , ?3L . )488 +6 -C ?3L# E 57 E4F YGI A ) D Gl7t ,* 17 !A! “7XF8GI (Ka GI D# Kb GI )8 6 9*) F , 8?958p) YGI BGl* 17F+ , YGI BGl $447 “7XF8GI (Ka GI D# Kb GI )8x 17F$ 9$ . :0=E8 % 4 G894F $* &# +87t8 GE87 &d( YGI A, C -C DGl :E F4:* 17F 3L 8$ . )488 9*# -L&4 4G 2e952P7 d8F6 F$ . Table 5: Dime

24、nsion of Y Type Specimen (mm) / E 5: YGI )488 ?3L (mm) Type / 9* a b c d e No. A / A Gl 12 40 25 135 150 min / 150 81 No. B / B Gl 25 55 40 140 150 min / 150 81 No. C / C Gl 50 90 50 160 150 min / 150 81 No. D / D Gl 75 125 65 175 150 min / 150 81 GM KOREA ENGINEERING STANDARDS EDS-M-1902 Copyright

25、2011 General Motors Company All Rights Reserved April 2011 Page 5 of 7 Version : 6 Figure 1: Mould, shape and Dimensions of knock-off type (Ka type and Kb type specimens) / ,* 1: “ 7XF8GI (KaGI , KbGI ) )488 :0GI , +6 -C ?3L 3.5.3 Test Standards. EDS-T-7101: Method of Microscopic Test for the Micros

26、tructures in Cast Iron by the Structure Rating Chart. ISO 6506: Brinell Hardness Test. JIS Z2241: Tensile Testing - Method of Test at Room Temperature. 3.5.3 4G . EDS-T-7101: Structure Rating Chart7 8F :0=8 G8-, 9: 4G - . ISO 6506: Brinell Hardness Test. JIS Z2241: Tensile Testing - Method of Test a

27、t Room Temperature. 4 Manufacturing Process 4.1 The iron castings shall be manufactured by melting in a cupola, electric, reverberatory furnace and other suitable furnace and carrying out treatment to spheroidize graphite in ladle. 4.2 The iron castings may be subjected to annealing and other heat t

28、reatment if required. 5 Rules and Regulations 5.1 Legal Regulations. All materials must satisfy applicable laws, rules, regulations and recommendations valid in the country of usage. 5.2 Language. In the event of conflict between the Korean and English language, the Korean language shall take preced

29、ence. 5.3 Inspection and Rejection. Samples of components or materials released to a GM material specification shall be tested for conformity with the requirements of this material specification and approved by the responsible Engineering department prior to commencement of delivery of bulk supplies

30、. A new approval must be received for any changes, e.g., properties, manufacturing process, location of manufacture, etc. If not otherwise agreed, all testing and documentation normally required for initial release must be completed. 4 9P9 )9I18 775 9 4.1 :0=E8t 72T) , 98d) , -L1) , dA 95$-F )7 8F 7

31、FF (&72P H 7$8x 1G 4Ad 88F 95$-F =* F7 9P9F$ . 4.2 :0=E8t Fx7 4 6$* -C dA 7(=* F$ . 5 ?0 9I 5.1 -*1 9I . +& 8*# F$- 472P 170 4) , 8TGF 957 4#F :4- , ? , 9I -C 1F8x +94P6 F$ . 5.2 66 . F67t 7568 18 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

32、+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 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 44

33、F 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 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

34、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 $4F d3T95 :8x 7F$ . 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

35、.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 GM KOREA ENGINEERING STANDARDS EDS-M-1902 Copyright 2011 General Motors Company All Rights Reserved April 2011 Page 7 of 7 Version : 6 8 Coding System This standard shall be r

36、eferenced in other documents, drawings, etc., as follows: 8 Ed - $* ,l2P! $+ &%72P ., E:48 87%T &# $80 M8 EdF$ . OOOOO (EDS-M-1902) Material Specification Number / 8: E:4 -Gl Type / 9* 9 Release and Revisions This standard was originated in July 1994. It was first approved by Engineering Standard Co

37、mmittee in July 1994. It was first published in July 1994. 9 9P9I -C P9I 8)Y ., E:48t 1994 “x 7 87 E:4 -Gl4 .7 %L6 , d3TE:41,h7 8F 1994“x 787 38%L6$ . ., E:48t 1994“x 787 ) 9P9I / -PF%L6$ . Issue / P9I8)Y Publication Date / 38 88 Description (Organization) / 9PP9I76 (:04.2P ) 6 APR 2011 Apply new En

38、gineering Standard Template and change the referenced test standards. Superceded (Corrosion / Metallurgical Material Lab Team) / 4 d3TE:4 64 957 -C 957 4G - - . F9I957 =* (28*4G D4 ) Cross Index (Reference) / $48 /x (=l ) EDS-M-1902 KS D 4302 ASTM A 536-84 OPEL FCD 400 FCD 400 60-40-18 QS 18MO 40 FCD 450 FCD 450 65-45-12 - FCD 500 FCD 500 (80-55-06) QS 18M0 50 FCD 600 FCD 600 (80-55-06) QS 18M0 60 FCD 700 FCD 700 100-70-03 QS 18M0 70 FCD 800 FCD 800 120-90-02 QS 18M0 80

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