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. 2014 by Navistar, Inc. AUGUST 2014 Page 1 of 7 NAVISTAR, INC. Material, Parts, and Process Specifications
2、 (MPAPS) NUMBER: MPAPS K18-5011 Former Designation: EMS D18-5011 TITLE: RUBBER COATED METALS CURRENT REV No.: 1408 DATE: AUGUST 2014 WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES: EMS D18-5011 Rev. Aug. 2011 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FO
3、R CURRENT REVISION This specification may involve hazardous 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 applicabi
4、lity of regulatory limits prior to use. Change Notice: Changed to new MPAPS format; editorial changes. 1.0 APPLICATION This specification covers gasket materials intended for use in environments of diesel engines like oils, fuels, coolants, and air. 2.0 SCOPE This specification covers the material r
5、equirements consisting of a solid metal core, coated on both sides with a cured thin layer of an elastomer without an adhesive. 2.1 Restricted Chemical Substances Effective January 1, 2007, all product supplied to the requirements of this specification must comply with the requirements of the MPAPS
6、B-50 specification. 3.0 MATERIAL REQUIREMENTS (ASTM Standards, latest issue) 3.1 Type I 3.1. 1 Mechanical and Physical Properties, 9RMR6, ASTM F868 3.1.1.1 R = ASTM D2000: M2BK707B13Z1Z2Z3Z4Z5Z6Z7Z8 Z1 = Compressibility 45 55% Z2 = Recovery 80% min. Z3 = Volume change, Fuel A, 2% max. Z4 = Volume ch
7、ange, Fuel B, 15% max. Z5 = Volume change, ASTM #1 Oil, 5% max. Z6 = Volume change, ASTM #3 Oil, 10% max. Z7 = NBR polymer M = ASTM A109: Core -SAE 1010 cold rolled steel sheet, Type 1, per MPAPS A-6 Part I HRB 84 min.- full hard 0.015 0.0015 inch thick. NUMBER: MPAPS K18-5011 TITLE: Rubber Coated M
8、etals REVISION: 1408 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. 2014 by Navistar, Inc. AUGUST 2014 Page 2 of 7 3.1.2 Nitrile Rubber Coating Combined
9、 thickness of coating (top and bottom) - 0.005 0.001 inch thick The rubber coating minimum thickness per side - the thinner thickness of the two cannot be less than the thickness of the other. 3.1.3 Nominal Overall Thickness: 0.020 inch Overall thickness tolerance 0.002 inch 3.1.4 Surface Treatment
10、Rubber is coated with a thin layer of graphite on exposed surfaces as an anti-friction and release agent. 3.2 Type III 3.2.1 Mechanical and Physical Properties, 9RMR6, ASTM F36 3.2.1.1 R = ASTM D2000 M2BK707B13Z1Z2Z3Z4Z5Z6 Z1 = Compressibility 45 55% Z2 = Recovery 80% min. Z3 = Volume change, Fuel B
11、, 15% max. Z4 = Volume change, ASTM #1 Oil, 5% max. Z5 = Volume change, ASTM IPM 903 Oil, 10% max. Z6 = NBR polymer M = ASTM A240/A240M: Core - Stainless Steel Type 301 Strip, Full Hard, per MPAPS A-37 450 20 HV (Vickers) 3.2.2 Nitrile Rubber Coating 0.002 inch thick combined thickness of coating (t
12、op and bottom). Tolerance 0.0004 inch 3.2.3 Nominal Overall Thickness: 0.010 inch Overall thickness tolerance 0.0008 inch 3.2.4 Surface Treatment Rubber is coated with a thin layer of graphite on exposed surfaces as an anti-friction and release agent. 3.3 Type IV 3.3.1 Mechanical and Physical Proper
13、ties, 9RMR6, ASTM F36 3.3.1.1 R = ASTM D2000 M2HK707B13Z1Z2Z3Z4Z5Z6 Z1 = Compressibility 2 - 10% Z2 = Recovery 60% min. Z3 = Volume change, Fuel B, 15% max. Z4 = Volume change, ASTM #1 Oil, 5% max. NUMBER: MPAPS K18-5011 TITLE: Rubber Coated Metals REVISION: 1408 This document is restricted and may
14、not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2014 by Navistar, Inc. AUGUST 2014 Page 3 of 7 Z5 = Volume change, ASTM IPM 903 Oil, 10% max. Z6 = FKM polymer M = ASTM A240/A240M: Core -Sta
15、inless Steel Type 301 Strip, Full Hard, per MPAPS A-37 Core Hardness 450 20 HV (Vickers) 3.3.2 Nominal Overall Thickness: 0.010 inch Overall thickness tolerance 0.0012 inch 3.3.3 FKM Rubber Coating 3.3.4 Surface Treatment Rubber is coated with a thin layer of graphite on exposed surfaces as an anti-
16、friction and release agent. 3.4 Mechanical and Physical Properties to Qualify the Material Mechanical and Physical Properties Type I Type II Type III Type IV Based Metal 1010 CRS 301 SS, FH 301 SS, FH (ASTM D1056) Min. 1.32 N/A Specific Gravity Nom. 1.33 (Slab Data) Max. 1.34 (ASTM D412) Tensile Str
17、ength of Rubber only, psi Min. 1100 Min 1100 Min. 1100 (Slab Data) (ASTM D2240) Min. 70 70 70 Hardness Shore A Nom. 75 75 75 (Slab Data) Max. 80 80 80 (ASTM F36 Procedure G) Min. 45 45 45 Compressibility at Nom. 50 50 50 1000 lbs/in2, % Max. 55 55 55 (Slab Data) (ASTM F36 Procedure G) Recovery From
18、1000 lbs/in2, % (Slab Data) Min. 80 Min. 80 Min. 80 (ASTM D395, Method B) Compression Set 22 hr 158 F & 25% Deflection, % Max. 15 Max. 15 Max. 15 NUMBER: MPAPS K18-5011 TITLE: Rubber Coated Metals REVISION: 1408 This document is restricted and may not be sent outside Navistar, Inc. or reproduced wit
19、hout permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2014 by Navistar, Inc. AUGUST 2014 Page 4 of 7 Test Characteristic Type I Type II Type III Type IV (ASTM D471) N/A Immersion in ASTM #1 Oil 5 hr 300 F Volume Change, % Max. 5 - Max. 5 Max. 5 (S
20、lab Data) (ref only) (ref only) (ASTM D471) Immersion in ASTM #3 Oil 5 hr 300 F Max. 10 - - - Immersion in ASTM IRM 903 Oil 5 hr 300 F - Max. 10 Max. 10 Volume Change, % Thickness Increase, % Weight Increase, % Immersion in (ref only) Max. 15 Max. 7 (ref only) Max. 15 Max. 7 ASTM Fuel A 5 hr 70 - 85
21、 F Volume Change, % Max. 2 - - - (Slab Data) (ASTM D471) Immersion in ASTM Fuel B 5 hr 70 - 85 F Volume Change, % Max. 15 - Max. 15 Max. 15 (Slab Data) (ref only) (ref only) 5 hr 71-77 F Thickness Increase, % Weight Increase, % - Max. 30 Max. 8 Immersion in ASTM Fuel C 5 hr 73-81 F Thickness Increas
22、e, % Weight Increase, % (Ref. ASTM D4752) - - Max. 3 Max. 3 NUMBER: MPAPS K18-5011 TITLE: Rubber Coated Metals REVISION: 1408 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 a
23、ll patent liability. 2014 by Navistar, Inc. AUGUST 2014 Page 5 of 7 Coating State of Cure for Bond Integrity RT See F-M QCT: 3.2.1, 50 Rubs Minimum. No failure of the rubber to core bond. NUMBER: MPAPS K18-5011 TITLE: Rubber Coated Metals REVISION: 1408 This document is restricted and may not be sen
24、t outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2014 by Navistar, Inc. AUGUST 2014 Page 6 of 7 Test Characteristic Type I Type II Type III Type IV (ASTM F 104) Compressibility at - N/A 2 10 2 10 34.4
25、7 MPa, % (ASTM F 104) Recovery After 34.47 MPa, % (ASTM D471) Immersion in MPAPS B-21, 15W40 Used Engine Oil Application (Actual Parts) - - Min. 60 Min. 60 250 hr 250 F Thickness Change, % -5 to +5 - - - Weight Change, % -3 to +7 (ASTM D471) Immersion in MPAPS B-32, Grade 2A Diesel Fuel (Actual Part
26、s) 250 hr 250 F -5 to +7 Thickness Change, % -3 to +7 Hardness Hv (Vickers) Operating Temperature Range (Continuous Usage) 450 +- 20 Max 500 F Min -60 F 450 +- 20 Max 500 F Bond Test: Delamination of rubber coating from - - After immersion, bend tested core is unacceptable. Part 90 around inch rod.
27、Delamination Test - Rubber shall not delaminate when immersed in Methyl Ethyl Ketone for 10 Minutes Rubber shall not delaminate when immersed in Methyl Ethyl Ketone for 10 Minutes NUMBER: MPAPS K18-5011 TITLE: Rubber Coated Metals REVISION: 1408 This document is restricted and may not be sent outsid
28、e Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2014 by Navistar, Inc. AUGUST 2014 Page 7 of 7 4.0 QUALITY All material and workmanship shall be in accordance with good commercial practice and the resulting
29、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. 5.0 SOURCE APPROVAL AND QUALITY CONTROL 5.1 Supplier Requirements All suppliers to NAVISTAR are required to be regis
30、tered to ISO 9001 Quality System Requirements. NAVISTAR will also accept TS-16949 registration as long as the supplier can also fulfill all AIAG PPAP (Production Part Approval Process) documentation and approval requirements. Suppliers must maintain their certification with an accredited registrar a
31、nd must furnish copies of registration certificates to their Corporate Buyer upon request. 5.2 Approval Parts supplied against contracts or purchase orders citing this specification shall be equivalent in all respects to those samples which were approved by the purchaser. No changes in formulation o
32、r processing practices are permitted without approval. In the event that changes in material, properties, processing practices, construction, color, or labeling of the product are required, the supplier shall notify NAVISTAR Materials Engineering and Purchasing and Supplier Development of the propos
33、ed change(s). Test data indicating conformance to all requirements of this specification, test samples, and new or amended or updated Material Safety Data Sheet(s) (MSDS), in accordance with CFR Title 29, Part 1910 shall be submitted with the request for change. 5.3 Process Control The supplier shal
34、l either perform and report results of tests on specific lots of parts produced using ISO 9001 or TS-16949 guidelines, or provide statistical evidence of the lot having been produced in a state of statistical control and with a process capable of providing all required properties. The part supplier
35、and the quality control manager of the using NAVISTAR plant may determine testing and reporting requirements on specific products. 6.0 DESIGNATION ON DRAWINGS Example: .020 .002” Rubber Coated Steel, Type I, MPAPS K18-5011 7.0 SHIPPING AND HANDLING Shipping and identification shall be in accordance
36、with NAVISTAR Manufacturing Standard MS-D-13. Parts shall be packaged so as to avoid any damage in shipment detrimental to the appearance of the part. 8.0 TECHNICAL INFORMATION For further information related to the technical content of this specification, contact: Suppliers may purchase controlled copies of this specification by contacting: Materials Engineering and Technology Dept. 10400 W. North Avenue Melrose Park, IL 60160 E-mail: MaterialsEngineeringN IHS Global Inc. 15 Inverness Way East Englewood CO 80112-5776 Phone: 1-800-854-7179 E-mail: AutomotiveIHS.com Website: http:/
