1、This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2009 by Navistar, Inc. APRIL 2009 Page 1 of 9 NAVISTAR, INC. CEMS (CORPORATE ENGINEERING MATERIAL SPECIFI
2、CATION) NUMBER: CEMS D-18 TITLE: Gasketing Materials CURRENT ISSUE DATE: April 2009 WRITTEN/REVIEWED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES ISSUE OF: December 2001 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION This specification may involve ha
3、zardous materials, equipment, and procedures. This specification does not purport to address all of the safety issues associated with its use. The user is responsible to consult appropriate safety and health practices and to determine the applicability of regulatory limits prior to use. Change Notic
4、e: Replaced “International Truck and Engine Corporation” with “Navistar, Inc.” per corporate directive; added CEMS B-50 requirement; editorial changes. 1.0 SCOPE This specification covers requirements for nonmetallic, non-asbestos gasketing materials used in products manufactured by the Company. Rub
5、ber gasket materials are also specified in Engine Material Specification (EMS) D15-5010. 2.0 INTRODUCTION Materials covered by this specification are intended for use with coolants, fuel, lubricating oil, hydraulic fluid, brake fluid, refrigerants and air. 2.1 Restricted Chemical Substances Effectiv
6、e January 1, 2007, all product supplied to the requirements of this specification must comply with the requirements of the CEMS B-50 specification. 3.0 CONTENTS PAGE REFERENCE DOCUMENTS 1 CLASSIFICATION AND GRADE DESIGNATION 2 GENERAL REQUIREMENTS 2 QUALITY 6 METHODS OF TEST 8 SOURCE APPROVAL AND QU
7、ALITY CONTROL 9 DESIGNATON ON DRAWINGS AND PURCHASE ORDERS 9 PACKING AND SHIPPING 9 APPENDIX Green Sheets CEMS D-18s APPROVED SOURCES (Restricted Issue) Orange Sheet 4.0 REFERENCE DOCUMENTS Unless otherwise specified the latest issue of all referenced standards shall apply. The following specificati
8、ons, standards, and regulations are referenced in this specification. Quality System Standard ISO 9001 or TS-16949 Engine Material Specification D15-5010 NAVISTAR Manufacturing Standard MS-D-13 Engine Material Specification D15-5011 NAVISTAR Engineering Design Standard A-16 Engine Material Specifica
9、tion D18-5008 CFR Title 29, Part 1910 ASTM F104 NAVISTAR CEMS B-50 NUMBER: CEMS D-18 TITLE: Gasketing Materials CURRENT ISSUE DATE: April 2009 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are req
10、uired to assume all patent liability. 2009 by Navistar, Inc. APRIL 2009 Page 2 of 9 5.0 CLASSIFICATION AND CONSTRUCTION Gaskets are classified by grade as shown in Table 1 below. The last digit of the grade indicates the recommended upper temperature limits (Example 203 = 300F150C, 206 = 600F315C).
11、Many factors influence a materials temperature resistance in an application. Engine Material Specification D18-5007 converts directly to this specification. Table 1 - Grade Classification GRADE OBSOLETE NAVISTAR GRADE MATERIAL DESCRIPTION RECOMMENDED UPPER TEMPERATURE LIMIT C F 102 10 Cork and Rubbe
12、r 100 212 (1) 11 Rubber 100 212 122 12 or 10 Cork and Rubber 100 212 203 20 Non-metallic, non-asbestos 150 302 206 20 Non-metallic, non-asbestos 315 600 303 30 Non-metallic, non-asbestos 150 302 306 30 Non-metallic, non-asbestos 315 600 406 40 Non-metallic, non-asbestos 315 600 413 41 Non-metallic,
13、non-asbestos 150 302 416 41 Non-metallic, non-asbestos 315 600 (1) Contact Materials Engineering for appropriate replacement product. 6.0 GENERAL REQUIREMENTS The requirements are based on sheets of material and/or sheets coated with specific release coatings. Product supplied will meet requirements
14、 for the grade specified as shown in Table 2. 6.1 Lamination Lamination is permitted only when the process has the approval of Materials Engineering and only for combining two thicknesses to produce a sheet greater than the unlaminated thickness. Approval of the lamination process is based on the co
15、mbined sheet meeting all of the following requirements: 6.1.1 Must have same physical strength characteristics as the single thickness sheet. 6.1.2 Must have the same fluid resistance as single thickness sheet. 6.1.3 Must have same aging characteristics as single thickness sheet. 6.1.4 Must not dela
16、minate at the bond line. NUMBER: CEMS D-18 TITLE: Gasketing Materials CURRENT ISSUE DATE: April 2009 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2009
17、 by Navistar, Inc. APRIL 2009 Page 3 of 9 Table 2 - Gasket Properties GRADE 102 122 133 203 203 Supplier Code 3 1 1 Material Code E B B Gasket Thickness mm(in.) 1.6(.062) .25(.010) .79(.031) (1) Compressibility, % 30-55 30-50 40-60 15-25 14-24 (1) Recovery, % min. 75 75 15 30 30 (1) Density, kg/m3 (
18、lb/ft3), min. 497(31) 513(32) 609(38) 1280(80) 1250(78) (1) Tensile Strength, MPa (psi), min. .96(140) 1.4(200) 1.5(220) 6.9(1000) 6.9(1000) (2) Creep Relaxation, % max. - - - 15 30 Immersion Change in Volume, % (1) ASTM Fuel A -2 to +15 -2 to +10 - 0 to +15 0 to +15 (2) ASTM #1 Oil 10 10 - 0 to +10
19、 0 to +10 (1) ASTM #3 Oil (IRM903) 0 to +45 0 to +30 0 to +45 0 to +15 0 to +15 (2) Distilled Water (by weight) max. - - 40 0 to +25 0 to +25 Distilled Water/ Ethylene Glycol (1:1 By Volume) - - - 0 to +30 0 to +30 (2) Sealability, ml/h, max. - - - - - (2) Flexibility - No cracks, breaks or separati
20、ons Pass Pass Pass Pass Pass (2) Adhesion - - - - - (2) Dimensional Stability - - - - - (2) Crush Extrusion - - - - - Comments To be used with EMS D15-5011 To be used with EMS D15-5011 (1) Properties to be used for batch certification. (2) Properties to be used for periodic re-certification (annuall
21、y or better). 6.2 Release Coatings 6.2.1 Material supplied to this specification may require a release coating in order to meet the adhesion requirement. 6.2.2 The release coating must not cause corrosion on flanges. 6.3 Mechanical and Physical Properties See the appropriate table for each grade. Ma
22、terial supplied to this specification may require a release coating in order to meet the adhesion requirement. Some properties are designated as typical values. Material will not be rejected on typical properties. The NAVISTAR receiving plants quality department will request the supplier to furnish
23、data on typical properties within one year of furnishing material. Data is to be forwarded to Materials Engineering for incorporation into this specification. NUMBER: CEMS D-18 TITLE: Gasketing Materials CURRENT ISSUE DATE: April 2009 This document is restricted and may not be sent outside Navistar,
24、 Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2009 by Navistar, Inc. APRIL 2009 Page 4 of 9 Table 2 - Gasket Properties - Continued GRADE 203 203 203 203 203 203 Supplier Code 1 1 2 2 2 2 Material Code A F A A A A Ga
25、sket Thickness mm(in.) .79(.031) .38(.015) .41(.016) .79(.031) 1.2(.047) 1.6(.062) (1) Compressibility, % 15-25 10-20 (3) 15-25 15-25 15-25 15-25 (1) Recovery, % min. 35 30 35 35 35 35 (1) Density, kg/m3(lb/ft3), min. 1300(81) 1120(70) 1200(75) 1200(75) 1200(75) 1200(75) Tensile Strength, MPa(psi),
26、min. 6.9(1000) 5.2 (750) 9.6(1400) 9.6(1400) 9.6(1400) 9.6(1400) (2) Creep Relaxation, % max. 30 16 20 35 40 50 Immersion Change in Thickness, % (2) ASTM Fuel B 0 to +15 0 to +10 0 to +15 0 to +15 0 to +15 0 to +15 (2) ASTM #1 Oil 0 to +10 0 to +10 1.0* 1.0* 1.0* 1.0* (1) ASTM #3 Oil (IRM903) 0 to +
27、15 0 to +10 0 to +15 0 to +15 0 to +15 0 to +15 (2) Distilled Water 0 to +15 0 to +15 +7.3* +7.3* +7.3* +7.3* Distilled Water/ Ethylene Glycol(1:1 By Volume) 0 to +15 0 to +15 +7.7* +7.7* +7.7* +7.7* (2) Sealability, ml/h, max. - - - - - - (2)Flexibility - No cracks, breaks, or separations or Separa
28、tions Pass Pass Pass Pass Pass Pass (2) Adhesion Pass - Pass Pass Pass Pass (2) Dimensional Stability - - - - - - (2) Crush Extrusion - - - - - - Comments To Be Used with Grade 1 EMS D18-5008 *Typical Results *Typical Results *Typical Results *Typical Results (1) Properties to be used for batch cert
29、ification. (2) Properties to be used for periodic re-certification (annually or better). (3) 17 MPa (2500 psi) 6.4 Dimensional Tolerances Material supplied to this specification shall meet the following thickness tolerances unless otherwise specified on the drawing. NOMINAL THICKNESS mm(inches) TOLE
30、RANCE mm(inches) .25(.010) +.025/-.025(+.001/-.001) .38(.015) +.05/-.05(+.002/-.002) .51(.020) +.05/-.05(+.002/-.002) .79(.031) +.13/-.13(+.005/-.005) 1.2(.047) +.13/-.13(+.005/-.005) 1.6(.062) +.2/-.2(+.008/-.008) NUMBER: CEMS D-18 TITLE: Gasketing Materials CURRENT ISSUE DATE: April 2009 This docu
31、ment is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2009 by Navistar, Inc. APRIL 2009 Page 5 of 9 Table 2 - Gasket Properties - Continued GRADE 203 203 206 303 303 30
32、3 Supplier Code 3 6 3 1 1 1 Material Code A A H D D D Gasket Thickness mm(in.) .79(.031) .79(.031) .79(.031) .38(.015) .51(.020) .79(.031) (1) Compressibility, % 15-30 15-25 15-30 7-17 7-17 7-17 (1) Recovery, % min. 35 35 25 40 40 40 (1) Density, kg/m3(lb/ft3), min. 1200(75) 1200(75) 1280(80) 1400(8
33、8) 1400(88) 1400(88) Tensile Strength, MPa(psi), min. 11(1600) 12(1800) 1.0(1500) 13.8(2000) 13.8(2000) 13.8(2000) (2) Creep Relaxation, % max. 40 35 45 25 30 35 Immersion Change in Thickness, % (2) ASTM Fuel B 0 to +10 0 to +15 0 to +20 0 to +15 0 to +15 0 to +15 (2) ASTM #1 Oil 0 to +5 0 to +15 0
34、to +10 0 to +10 0 to +10 (1) ASTM #3 Oil (IRM903) 0 to +15 0 to +10 0 to +20 0 to +13 0 to +13 0 to +13 (2) Distilled Water 0 to +20 0 to +20 0 to +10 0 to +25 0 to +25 0 to +25 Distilled Water/Ethylene Glycol (1:1 By Volume) 0 to +30 10 to +20 0 to +35 0 to +30 0 to +30 0 to +30 (2) Sealability, ml
35、/h, max. - - - - - - (2) Flexibility - No cracks, breaks or Separations Pass Pass Pass Pass Pass Pass (2) Adhesion Pass Pass Pass (100) - - - (2) Dimensional Stability - - - - - - (2) Crush Extrusion - - - - - - Comments To be used with EMS D18-5011 To be used with EMS D18-5011 To be used with Grade
36、 2 EMS D18-5008 (1) Properties to be used for batch certification. (2) Properties to be used for periodic re-certification (annually or better). 6.5 Lot Definition Properties are to be used for qualification of material as well as for certification of each batch of incoming material. A batch is defi
37、ned as all parts made from material formulated at one time. Shipping containers are to show batch numbers. Batches shall not be mixed in any one box, but a lot may contain more than one batch. 7.0 QUALITY All material and workmanship shall be in accordance with good commercial practice and the resul
38、ting product shall be free from defects detrimental to fabrication or use. Suppliers shall furnish infrared spectra for the sheet material used in the manufacture of qualification samples. NUMBER: CEMS D-18 TITLE: Gasketing Materials CURRENT ISSUE DATE: April 2009 This document is restricted and may
39、 not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2009 by Navistar, Inc. APRIL 2009 Page 6 of 9 Table 2 - Gasket Properties - Continued GRADE 306 306 306 306 306 Supplier Code 1 1 1 4 7 Mate
40、rial Code E E E J K Gasket Thickness mm(in.) .38(.015) .51(.02) .79(.031) .79(.031) .79(.031) (1) Compressibility, % 7-17 7-17 7-17 7-17 8-20 (1) Recovery, % min. 50 50 50 50 40 (1) Density, kg/m3(lb/ft3), min. 1460(91) 1460(91) 1460(91)(1) 1520(95) 1390(87) Tensile Strength, MPa(psi), min. 17(2500)
41、 17(2500) 17(2500) 14(2000) 16(2300) (2) Creep Relaxation, % max. 18 22 25 25 25 Immersion Change in Thickness, % 0 to +15 0 to +15 0 to +15 0 to +10 0 to +10 (2) ASTM Fuel B 0 to +10 0 to +10 0 to +10 0 to +5 0 to +10 (2) ASTM #1 Oil (1) ASTM #3 Oil (IRM903) 0 to +15 0 to +15 0 to +15 0 to +15 0 to
42、 +10 (2) Distilled Water 0 to +10 0 to +10 0 to +10 0 to +10 0 to +10 Distilled Water/ Ethylene Glycol (1:1 By Volume) 0 to +15 0 to +15 0 to +15 0 to +15 0 to +10 (2) Sealability, ml/h, max. - - - - - (2) Flexibility - No cracks, breaks or Separations Pass Pass Pass Pass Pass (2) Adhesion - - Pass
43、Pass Pass (2) Dimensional Stability - - - - - (2) Crush Extrusion - - - - - Comments To be used with EMS D15-5011 To be used with EMS D15-5011 To be used with EMS D15-5011 (1) Properties to be used for batch certification. (2) Properties to be used for periodic re-certification (annually or better).
44、 7.1 Quality Control Plan A Quality Control Plan for this product will be established by mutual agreement between NAVISTAR and the supplier. Unless specific exception is noted, the following characteristics, where applicable*, shall be included in the plan as features for management by statistical p
45、rocess control.* 1 . T h ick n e s s 2 . C o m p r es s ib il it y KCC * Other Characteristics for inclusion in the control plan may be specified on the engineering drawing and/or purchase order. * See Engineering Design Standard A-16 NUMBER: CEMS D-18 TITLE: Gasketing Materials CURRENT ISSUE DATE:
46、April 2009 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2009 by Navistar, Inc. APRIL 2009 Page 7 of 9 Table 2 - Gasket Properties - Continued GRADE 40
47、6 406 406 406 406 406 Supplier Code 4 4 4 4 7 7 Material Code M M M N P P Gasket Thickness mm(in.) .79(.031) 1.6(.062) 1.2(.047) .79(.031) .79(.031) 1.6(.062) (1) Compressibility, % 7-17 7-17 7-17 7-17 7-17 7-17 (1) Recovery, % min. 40 40 40 40 40 40 (1) Density, kg/m3(lb/ft3), min. 1440(90) 1490(93) 1000(63) Tensile Strength, MPa(psi), min. 17(2500) 17(2500) 17(2500) 15.5(2250) 14(2000) 14(2000) (2) Creep Relaxation, % max. 25 30 30 30 25 40 Immersion Chang
